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CVE-2002-2155: Format string vulnerability in the error handling of IRC invite responses for Trillian 0.725 and 0.73 allow...

Format string vulnerability in the error handling of IRC invite responses for Trillian 0.725 and 0.73 allows remote IRC servers to execute arbitrary code via an invite to a channel with format string specifiers in the name.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysis

Security readout for executives and security teams

This is an old remote code execution issue in Trillian’s IRC handling. A malicious IRC server could abuse specially crafted invite response data to run code in affected Trillian 0.725 or 0.73 clients. Business urgency is mainly about confirming no legacy installations remain. Exposure is likely limited to organizations or users still running Trillian 0.725 or 0.73 with IRC functionality. Modern environments are unlikely to be affected unless legacy software persists on unmanaged endpoints, lab systems, archives, or user-owned machines. Treat as a legacy cleanup risk rather than a broad emergency. Prioritize confirmation through endpoint inventory, because confirmed affected clients could permit code execution from malicious IRC infrastructure. Mitigation focus: Inventory endpoints for Trillian 0.725 and 0.73.; Remove affected legacy Trillian installations where found.; Check original vendor guidance for any fixed version or advisory..

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Potential ATT&CK relevance

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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0CVSS vectors
0Timeline events
0ADP providers
1Source links

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Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

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