ET WEB_SPECIFIC_APPS Fortinet Admin API Stack-based Buffer Overflow in AuthHash Cookie (CVE-2025-32756)

SID: 2062929Rev: 146 views
Sourceet/open
CreatedJune 13, 2025
UpdatedJune 13, 2025
Classificationweb-application-attack
alert http any any -> $HOME_NET any (msg:"ET WEB_SPECIFIC_APPS Fortinet Admin API Stack-based Buffer Overflow in AuthHash Cookie (CVE-2025-32756)"; flow:established,to_server; http.uri; bsize:16; content:"/module/admin.fe"; fast_pattern; http.cookie; content:"authhash"; nocase; pcre:"/^(?:\x3d|\x253[dD])[^\s\x26]{24,}/R"; reference:url,horizon3.ai/attack-research/attack-blogs/cve-2025-32756-low-rise-jeans-are-back-and-so-are-buffer-overflows/; reference:cve,2025-32756; classtype:web-application-attack; sid:2062929; rev:1; metadata:attack_target Server, created_at 2025_06_13, cve CVE_2025_32756, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag Exploit, updated_at 2025_06_13, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)

References

urlhorizon3.ai/attack-research/attack-blogs/cve-2025-32756-low-rise-jeans-are-back-and-so-are-buffer-overflows/
cve2025-32756

Metadata

attack targetServer
created at2025_06_13
deploymentInternal
confidenceHigh
signature severityMajor
tagExploit
updated at2025_06_13
mitre tactic idTA0001
mitre tactic nameInitial_Access
mitre technique idT1190
mitre technique nameExploit_Public_Facing_Application

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