ATTACK [PTsecurity] CitrixBleed2 Memory Leak Exploitation attempt (CVE-2025-5777)

SID: 10014242Rev: 132 viewsHistory

Sourceptrules/open

CreatedJuly 24, 2025

UpdatedJuly 24, 2025

Classificationattempted-admin

alert http any any -> any any (msg:"ATTACK [PTsecurity] CitrixBleed2 Memory Leak Exploitation attempt (CVE-2025-5777)"; flow:established, to_server; http.method; content:"POST"; http.uri; content:"/p/u/doAuthentication.do"; fast_pattern; http.request_body; content:"login"; endswith; flowbits:set, CitrixBleed2.Attempt; threshold:type limit, track by_dst, count 1, seconds 60; reference:cve, 2025-5777; reference:url, horizon3.ai/attack-research/attack-blogs/cve-2025-5777-citrixbleed-2-write-up-maybe/; reference:url, github.com/win3zz/CVE-2025-5777; reference:url, rules.ptsecurity.com; classtype:attempted-admin; sid:10014242; rev:1;)

References

cve	2025-5777
url	horizon3.ai/attack-research/attack-blogs/cve-2025-5777-citrixbleed-2-write-up-maybe/
url	github.com/win3zz/CVE-2025-5777
url	rules.ptsecurity.com

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