ET EXPLOIT [CORELIGHT] RAR File ADS Path Traversal Inbound via HTTP2 (CVE-2025-8088)

7.0.3 5.0SID: 2063965Rev: 2Disabled2 views

Fileemerging-exploit.rules

CreatedAugust 11, 2025

UpdatedOctober 10, 2025

Classificationbad-unknown

alert http2 $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT [CORELIGHT] RAR File ADS Path Traversal Inbound via HTTP2 (CVE-2025-8088)"; flow:established,to_client; http.response_body; content:"STM"; fast_pattern; pcre:"/^.{2}\x3a[^\x00]{0,64}(?:\x2f|\x5c|%5[Cc]|%2[Ff])?(?:(?:\x2e|%2[Ee]){1,2}(?:\x2f|\x5c|%5[Cc]|%2[Ff]){1,}){2,}/R"; reference:url,travisgreen.net/2025/08/11/CVE-2025-8088.html; reference:cve,2025-8088; classtype:bad-unknown; sid:2063965; rev:2; metadata:attack_target Client_Endpoint, created_at 2025_08_11, cve CVE_2025_8088, deployment Perimeter, deprecation_reason Duplicate, confidence High, signature_severity Major, tag Exploit, updated_at 2025_10_10, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1189, mitre_technique_name Drive_by_Compromise; target:dest_ip;)

References

url	travisgreen.net/2025/08/11/CVE-2025-8088.html
cve	2025-8088

Metadata

attack targetClient_Endpoint

created at2025_08_11

cve

CVE-2025-8088

deploymentPerimeter

deprecation reasonDuplicate

confidenceHigh

signature severityMajor

tagExploit

updated at2025_10_10

mitre tactic idTA0001

mitre tactic nameInitial_Access

mitre technique idT1189

mitre technique nameDrive_by_Compromise

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