ET WEB_SPECIFIC_APPS Possible Ivanti Pulse Secure Authentication Bypass and Command Injection Attempt M2 (CVE-2023-46805, CVE-2024-21887)

7.0.35.0SID: 2050280Rev: 2Enabled12 views
Sourceet/open
Fileemerging-web_specific_apps.rules
CreatedJanuary 22, 2024
UpdatedNovember 26, 2024
Classificationtrojan-activity
alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_SPECIFIC_APPS Possible Ivanti Pulse Secure Authentication Bypass and Command Injection Attempt M2 (CVE-2023-46805, CVE-2024-21887)"; flow:established,to_server; http.request_line; content:"GET /api/v1/cav/client/status/"; fast_pattern; content:"./"; distance:0; content:"./"; distance:0; reference:url,www.assetnote.io/resources/research/high-signal-detection-and-exploitation-of-ivantis-pulse-connect-secure-auth-bypass-rce; reference:cve,2023-46805; reference:cve,2024-21887; classtype:trojan-activity; sid:2050280; rev:2; metadata:affected_product Pulse_Secure, created_at 2024_01_22, cve CVE_2023_46805_CVE_2024_21887, deployment Perimeter, deployment Internal, deployment SSLDecrypt, confidence High, signature_severity Major, tag CISA_KEV, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_11_26, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)

References

urlwww.assetnote.io/resources/research/high-signal-detection-and-exploitation-of-ivantis-pulse-connect-secure-auth-bypass-rce
cve2023-46805
cve2024-21887

Metadata

affected productPulse_Secure
created at2024_01_22
deploymentSSLDecrypt
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2024_11_26
mitre tactic idTA0001
mitre tactic nameInitial_Access
mitre technique idT1190
mitre technique nameExploit_Public_Facing_Application

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