ET WEB_SPECIFIC_APPS Possible Ivanti Pulse Secure Authentication Bypass and Command Injection Attempt (CVE-2023-46805, CVE-2024-21887) M1
Sourceet/open
CreatedJanuary 17, 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 (CVE-2023-46805, CVE-2024-21887) M1"; flow:established,to_server; http.request_line; pcre:"/^(GE|POS)T/"; content:"/api/v1/totp/"; distance:0; fast_pattern; content:"./"; distance:0; content:"./"; distance:0; reference:url,attackerkb.com/topics/AdUh6by52K/cve-2023-46805/rapid7-analysis; reference:cve,2023-46805; reference:cve,2024-21887; classtype:trojan-activity; sid:2050131; rev:2; metadata:affected_product Pulse_Secure, created_at 2024_01_17, 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
Metadata
affected productPulse_Secure
created at2024_01_17
cveCVE_2023_46805_CVE_2024_21887
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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