Improper certificate validation vulnerability in HAVELSAN Inc. Sef - AI Chatbot Platform allows Adversary in the Middle (AiTM). This issue affects Sef - AI Chatbot Platform: before 2.1. NOTE: The vendor was contacted and it was learned that the product is not supported.
Casky was already ahead
This CVE exploits attack patterns that Casky's 301matched skills already investigate — long before this vulnerability was disclosed. Claude's reasoning model maps these techniques to MITRE ATT&CK, so practitioners who ran these skills have already seen the threat behaviour in their findings.
CVE-2026-80443 represents a critical vulnerability in HAVELSAN Inc.'s Sef AI Chatbot Platform (versions before 2.1) that stems from improper certificate validation (CWE-295). This flaw allows attackers positioned between a client and server to intercept, decrypt, and potentially modify encrypted communications without detection. Organizations deploying this chatbot platform—particularly those in sensitive sectors relying on AI-driven customer interactions—face significant risk of credential theft, data exfiltration, and system compromise. The vulnerability is particularly concerning because it undermines the fundamental trust model of TLS/SSL, making all communications vulnerable to Adversary-in-the-Middle (AiTM) attacks regardless of other security controls in place.
Casky's 301 mapped security skills leverage Claude's extended reasoning to detect the attack patterns underlying this vulnerability across MITRE ATT&CK's Execution (TA0010) and Command & Control (TA0011) tactics. Practitioners using Casky would identify telemetry patterns including: certificate pinning failures, mismatched certificate chains, unexpected Certificate Authorities in TLS handshakes, and abnormal certificate validity periods—all indicators of certificate validation bypass attempts. The platform's skill set would correlate suspicious network flows with known AiTM indicators such as traffic interception, SSL stripping attempts, and unauthorized certificate authorities appearing in connection metadata. Practitioners would receive actionable findings highlighting vulnerable endpoints communicating through the affected Sef platform, enabling rapid identification and isolation of systems at risk before attackers can establish persistent command & control channels.
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These skills use Claude AI's reasoning model to surface findings in the same attack categories as CVE-2026-80443.
Casky has 301 skills that investigate the attack patterns behind CVE-2026-80443. Run one and get CVSS-scored findings in 3 minutes.
Run the skill that detects this →Account Takeover
red teaming · high
Account Takeover: Exposed API Key
digital forensics · low
Account Takeover: Exposed Login Credential
red teaming · high
Account Takeover: Exposed Login Credential
threat hunting · low
Account Takeover: Exposed Login Credential
soc operations · low
acquiring-disk-image-with-dd-and-dcfldd
digital forensics · low
Adversary-in-the-Browser: Malicious JavaScript Injection
network security · medium
analyzing-android-malware-with-apktool
malware analysis · medium
analyzing-apt-group-with-mitre-navigator
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analyzing-bootkit-and-rootkit-samples
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analyzing-browser-forensics-with-hindsight
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analyzing-cobaltstrike-malleable-c2-profiles
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analyzing-command-and-control-communication
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analyzing-cyber-kill-chain
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analyzing-disk-image-with-autopsy
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analyzing-dns-logs-for-exfiltration
soc operations · low
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analyzing-golang-malware-with-ghidra
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analyzing-lnk-file-and-jump-list-artifacts
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analyzing-macro-malware-in-office-documents
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analyzing-malicious-pdf-with-peepdf
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analyzing-memory-dumps-with-volatility
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analyzing-network-covert-channels-in-malware
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analyzing-network-flow-data-with-netflow
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analyzing-network-packets-with-scapy
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analyzing-network-traffic-of-malware
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analyzing-network-traffic-with-wireshark
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analyzing-pdf-malware-with-pdfid
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analyzing-persistence-mechanisms-in-linux
threat hunting · low
analyzing-powershell-empire-artifacts
threat hunting · low
analyzing-prefetch-files-for-execution-history
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analyzing-slack-space-and-file-system-artifacts
digital forensics · low
analyzing-supply-chain-malware-artifacts
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analyzing-threat-actor-ttps-with-mitre-navigator
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analyzing-threat-intelligence-feeds
threat intelligence · low
analyzing-threat-landscape-with-misp
threat intelligence · low
analyzing-usb-device-connection-history
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analyzing-windows-amcache-artifacts
digital forensics · low
analyzing-windows-event-logs-in-splunk
soc operations · low
analyzing-windows-lnk-files-for-artifacts
digital forensics · low
analyzing-windows-prefetch-with-python
digital forensics · low
analyzing-windows-registry-for-artifacts
digital forensics · low
analyzing-windows-shellbag-artifacts
digital forensics · low
auditing-tls-certificate-transparency-logs
threat intelligence · low
automating-ioc-enrichment
threat intelligence · low
Brute Force: Credential Stuffing
threat intelligence · low
building-adversary-infrastructure-tracking-system
threat intelligence · low
building-attack-pattern-library-from-cti-reports
threat intelligence · low
building-automated-malware-submission-pipeline
soc operations · low
building-c2-infrastructure-with-sliver-framework
red teaming · high
building-c2-redirector-infrastructure
red teaming · high
building-detection-rule-with-splunk-spl
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building-detection-rules-with-sigma
soc operations · low
building-incident-response-dashboard
soc operations · low
building-ioc-defanging-and-sharing-pipeline
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building-ioc-enrichment-pipeline-with-opencti
threat intelligence · low
building-red-team-c2-infrastructure-with-havoc
red teaming · high
building-soc-escalation-matrix
soc operations · low
building-soc-metrics-and-kpi-tracking
soc operations · low
building-super-timelines-with-plaso
digital forensics · low
building-threat-actor-profile-from-osint
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building-threat-feed-aggregation-with-misp
threat intelligence · low
building-threat-hunt-hypothesis-framework
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building-threat-intelligence-enrichment-in-splunk
soc operations · low
building-threat-intelligence-feed-integration
soc operations · low
building-threat-intelligence-platform
threat intelligence · low
building-vulnerability-scanning-workflow
soc operations · low
coercing-authentication-with-coercer-petitpotam
red teaming · high
collecting-open-source-intelligence
threat intelligence · low
collecting-threat-intelligence-with-misp
threat intelligence · low
conducting-domain-persistence-with-dcsync
red teaming · high
conducting-full-scope-red-team-engagement
red teaming · high
conducting-internal-reconnaissance-with-bloodhound-ce
red teaming · high
conducting-man-in-the-middle-attack-simulation
network security · medium
conducting-pass-the-ticket-attack
red teaming · high
configuring-network-segmentation-with-vlans
network security · medium
configuring-pfsense-firewall-rules
network security · medium
configuring-snort-ids-for-intrusion-detection
network security · medium
configuring-suricata-for-network-monitoring
network security · medium
Conversion to Physical Monetary Instruments: Cash
digital forensics · low
correlating-security-events-in-qradar
soc operations · low
correlating-threat-campaigns
threat intelligence · low
Create Fake Materials: Fake Website
threat hunting · low
Create Fake Materials: Fake Website
threat intelligence · low
Create Fake Materials: Fake Website
digital forensics · low
deobfuscating-javascript-malware
malware analysis · medium
deobfuscating-powershell-obfuscated-malware
malware analysis · medium
detecting-arp-poisoning-in-network-traffic
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detecting-command-and-control-over-dns
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detecting-dcsync-attack-in-active-directory
threat hunting · low
detecting-dll-sideloading-attacks
threat hunting · low
detecting-dns-exfiltration-with-dns-query-analysis
network security · medium
detecting-email-forwarding-rules-attack
threat hunting · low
detecting-entra-offensive-tools-in-graph-logs
soc operations · low
detecting-exfiltration-over-dns-with-zeek
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detecting-fileless-malware-techniques
malware analysis · medium
detecting-golden-ticket-attacks-in-kerberos-logs
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detecting-insider-threat-behaviors
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detecting-kerberoasting-attacks
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detecting-lateral-movement-in-network
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detecting-lateral-movement-with-splunk
threat hunting · low
detecting-lateral-movement-with-zeek
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detecting-malicious-scheduled-tasks-with-sysmon
threat hunting · low
detecting-mimikatz-execution-patterns
threat hunting · low
detecting-network-anomalies-with-zeek
network security · medium
detecting-network-scanning-with-ids-signatures
network security · medium
detecting-ntlm-relay-with-event-correlation
threat hunting · low
detecting-pass-the-hash-attacks
threat hunting · low
detecting-port-scanning-with-fail2ban
network security · medium
detecting-privilege-escalation-attempts
threat hunting · low
detecting-process-hollowing-technique
threat hunting · low
detecting-process-injection-techniques
malware analysis · medium
detecting-rootkit-activity
malware analysis · medium
detecting-service-account-abuse
threat hunting · low
detecting-suspicious-powershell-execution
threat hunting · low
detecting-t1055-process-injection-with-sysmon
threat hunting · low
detecting-t1548-abuse-elevation-control-mechanism
threat hunting · low
detecting-wmi-persistence
threat hunting · low
Electronic Funds Transfer: Wire Transfer
threat intelligence · low
Email Spoofing
threat intelligence · low
evaluating-threat-intelligence-platforms
threat intelligence · low
executing-red-team-engagement-planning
red teaming · high
exploiting-active-directory-certificate-services-esc1
red teaming · high
exploiting-active-directory-with-bloodhound
red teaming · high
exploiting-adcs-with-certipy
red teaming · high
exploiting-bgp-hijacking-vulnerabilities
network security · medium
exploiting-constrained-delegation-abuse
red teaming · high
exploiting-ipv6-vulnerabilities
network security · medium
exploiting-kerberoasting-with-impacket
red teaming · high
exploiting-ms17-010-eternalblue-vulnerability
red teaming · high
exploiting-nopac-cve-2021-42278-42287
red teaming · high
exploiting-smb-vulnerabilities-with-metasploit
network security · medium
exploiting-zerologon-vulnerability-cve-2020-1472
red teaming · high
extracting-browser-history-artifacts
digital forensics · low
extracting-config-from-agent-tesla-rat
malware analysis · medium
extracting-iocs-from-malware-samples
malware analysis · medium
extracting-windows-event-logs-artifacts
digital forensics · low
fleet-hunting-with-velociraptor
threat hunting · low
Gather Customer Information
threat intelligence · low
generating-forensic-timelines-with-hayabusa
digital forensics · low
generating-threat-intelligence-reports
threat intelligence · low
hunting-advanced-persistent-threats
threat intelligence · low
hunting-evtx-with-chainsaw
threat hunting · low
hunting-for-anomalous-powershell-execution
threat hunting · low
hunting-for-beaconing-with-frequency-analysis
threat hunting · low
hunting-for-cobalt-strike-beacons
threat hunting · low
hunting-for-command-and-control-beaconing
threat hunting · low
hunting-for-data-exfiltration-indicators
threat hunting · low
hunting-for-data-staging-before-exfiltration
threat hunting · low
hunting-for-dcom-lateral-movement
threat hunting · low
hunting-for-dcsync-attacks
threat hunting · low
hunting-for-defense-evasion-via-timestomping
threat hunting · low
hunting-for-dns-based-persistence
threat hunting · low
hunting-for-dns-tunneling-with-zeek
threat hunting · low
hunting-for-domain-fronting-c2-traffic
threat hunting · low
hunting-for-lateral-movement-via-wmi
threat hunting · low
hunting-for-living-off-the-cloud-techniques
threat hunting · low
hunting-for-living-off-the-land-binaries
threat hunting · low
hunting-for-lolbins-execution-in-endpoint-logs
threat hunting · low
hunting-for-ntlm-relay-attacks
threat hunting · low
hunting-for-persistence-mechanisms-in-windows
threat hunting · low
hunting-for-persistence-via-wmi-subscriptions
threat hunting · low
hunting-for-process-injection-techniques
threat hunting · low
hunting-for-registry-persistence-mechanisms
threat hunting · low
hunting-for-registry-run-key-persistence
threat hunting · low
hunting-for-scheduled-task-persistence
threat hunting · low
hunting-for-shadow-copy-deletion
threat hunting · low
hunting-for-startup-folder-persistence
threat hunting · low
hunting-for-supply-chain-compromise
threat hunting · low
hunting-for-suspicious-scheduled-tasks
threat hunting · low
hunting-for-t1098-account-manipulation
threat hunting · low
hunting-for-unusual-network-connections
threat hunting · low
hunting-for-unusual-service-installations
threat hunting · low
hunting-for-webshell-activity
threat hunting · low
hunting-saas-sso-token-abuse
soc operations · low
implementing-alert-fatigue-reduction
soc operations · low
implementing-bgp-security-with-rpki
network security · medium
implementing-ddos-mitigation-with-cloudflare
network security · medium
implementing-diamond-model-analysis
threat intelligence · low
implementing-mitre-attack-coverage-mapping
soc operations · low
implementing-network-access-control
network security · medium
implementing-network-access-control-with-cisco-ise
network security · medium
implementing-network-intrusion-prevention-with-suricata
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implementing-network-segmentation-with-firewall-zones
network security · medium
implementing-network-traffic-analysis-with-arkime
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implementing-network-traffic-baselining
network security · medium
implementing-next-generation-firewall-with-palo-alto
network security · medium
implementing-security-information-sharing-with-stix2
threat intelligence · low
implementing-siem-use-cases-for-detection
soc operations · low
implementing-soar-automation-with-phantom
soc operations · low
implementing-soar-playbook-with-palo-alto-xsoar
soc operations · low
implementing-stix-taxii-feed-integration
threat intelligence · low
implementing-taxii-server-with-opentaxii
threat intelligence · low
implementing-threat-intelligence-lifecycle-management
threat intelligence · low
implementing-threat-modeling-with-mitre-attack
soc operations · low
implementing-ticketing-system-for-incidents
soc operations · low
investigating-insider-threat-indicators
soc operations · low
managing-intelligence-lifecycle
threat intelligence · low
mapping-attack-paths-with-bloodhound-ce
red teaming · high
mapping-mitre-attack-techniques
threat intelligence · low
modeling-threats-with-opencti
threat intelligence · low
operating-havoc-c2
red teaming · high
operating-sliver-c2
red teaming · high
operationalizing-misp-threat-feeds
threat intelligence · low
parsing-artifacts-with-eric-zimmerman-tools
digital forensics · low
performing-active-directory-bloodhound-analysis
red teaming · high
performing-ai-driven-osint-correlation
threat intelligence · low
performing-alert-triage-with-elastic-siem
soc operations · low
performing-arp-spoofing-attack-simulation
network security · medium
performing-automated-malware-analysis-with-cape
malware analysis · medium
performing-bandwidth-throttling-attack-simulation
network security · medium
performing-cloud-forensics-investigation
digital forensics · low
performing-cloud-storage-forensic-acquisition
digital forensics · low
performing-dark-web-monitoring-for-threats
threat intelligence · low
performing-deception-technology-deployment
soc operations · low
performing-dns-enumeration-and-zone-transfer
network security · medium
performing-dynamic-analysis-with-any-run
malware analysis · medium
performing-false-positive-reduction-in-siem
soc operations · low
performing-file-carving-with-foremost
digital forensics · low
performing-firmware-malware-analysis
malware analysis · medium
performing-indicator-lifecycle-management
threat intelligence · low
performing-ioc-enrichment-automation
soc operations · low
performing-ip-reputation-analysis-with-shodan
threat intelligence · low
performing-kerberoasting-attack
red teaming · high
performing-lateral-movement-detection
soc operations · low
performing-lateral-movement-with-wmiexec
red teaming · high
performing-linux-log-forensics-investigation
digital forensics · low
performing-log-analysis-for-forensic-investigation
digital forensics · low
performing-log-source-onboarding-in-siem
soc operations · low
performing-malware-hash-enrichment-with-virustotal
threat intelligence · low
performing-malware-ioc-extraction
threat intelligence · low
performing-malware-persistence-investigation
digital forensics · low
performing-malware-triage-with-yara
malware analysis · medium
performing-memory-forensics-with-volatility3
digital forensics · low
performing-memory-forensics-with-volatility3-plugins
malware analysis · medium
performing-mobile-device-forensics-with-cellebrite
digital forensics · low
performing-network-forensics-with-wireshark
digital forensics · low
performing-network-packet-capture-analysis
digital forensics · low
performing-network-traffic-analysis-with-tshark
network security · medium
performing-network-traffic-analysis-with-zeek
network security · medium
performing-open-source-intelligence-gathering
red teaming · high
performing-osint-with-spiderfoot
threat intelligence · low
performing-packet-injection-attack
network security · medium
performing-physical-intrusion-assessment
red teaming · high
performing-privilege-escalation-on-linux
red teaming · high
performing-purple-team-exercise
soc operations · low
performing-soc-tabletop-exercise
soc operations · low
performing-sqlite-database-forensics
digital forensics · low
performing-ssl-stripping-attack
network security · medium
performing-ssl-tls-inspection-configuration
network security · medium
performing-ssl-tls-security-assessment
network security · medium
performing-static-malware-analysis-with-pe-studio
malware analysis · medium
performing-steganography-detection
digital forensics · low
performing-threat-emulation-with-atomic-red-team
threat intelligence · low
performing-threat-hunting-with-elastic-siem
soc operations · low
performing-threat-hunting-with-yara-rules
threat hunting · low
performing-threat-intelligence-sharing-with-misp
threat intelligence · low
performing-threat-landscape-assessment-for-sector
threat intelligence · low
performing-timeline-reconstruction-with-plaso
digital forensics · low
performing-user-behavior-analytics
soc operations · low
performing-vlan-hopping-attack
network security · medium
performing-wifi-password-cracking-with-aircrack
network security · medium
performing-windows-artifact-analysis-with-eric-zimmerman-tools
digital forensics · low
performing-wireless-security-assessment-with-kismet
network security · medium
performing-yara-rule-development-for-detection
malware analysis · medium
Phishing
threat intelligence · low
Phishing
threat intelligence · low
Phone Number Spoofing: Official Phone Number Spoofing
red teaming · high
processing-stix-taxii-feeds
threat intelligence · low
profiling-threat-actor-groups
threat intelligence · low
recovering-deleted-files-with-photorec
digital forensics · low
relaying-ntlm-for-adcs-esc8
red teaming · high
Remote Access Tools
malware analysis · medium
Remote Access Tools
malware analysis · medium
reverse-engineering-android-malware-with-jadx
malware analysis · medium
reverse-engineering-dotnet-malware-with-dnspy
malware analysis · medium
reverse-engineering-malware-with-ghidra
malware analysis · medium
reverse-engineering-rust-malware
malware analysis · medium
scanning-network-with-nmap-advanced
network security · medium
Stage Capabilities: SEO Poisoning
threat intelligence · low
Transfer of funds
threat hunting · low
Transfer of funds
soc operations · low
Transfer of funds
malware analysis · medium
triaging-security-alerts-in-splunk
soc operations · low
triaging-windows-with-kape
digital forensics · low
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