CVE-2005-3248: Unspecified vulnerability in the X11 dissector in Ethereal 0.10.12 and earlier allows remote attackers to c...

Security readout for executives and security teams

CVE-2005-3248 is a denial-of-service flaw in Ethereal's X11 dissector. A remote attacker could trigger a divide-by-zero crash through unspecified input. Business risk is mainly loss of analyst tooling availability where very old Ethereal versions are still used. Exposure is likely limited to environments still running Ethereal 0.10.12 or earlier, especially systems analyzing X11-related traffic or captures. Modern systems using successor tools may not be affected unless they retain vulnerable Ethereal packages. Treat this as a targeted cleanup item, not an emergency, unless old Ethereal is still present in operational monitoring or forensic workflows. The main impact is tool disruption, not confirmed data compromise. Mitigation focus: Inventory systems for Ethereal 0.10.12 or earlier.; Consult linked vendor advisories for fixed package guidance.; Replace unsupported Ethereal installations where possible..

Prepared

Jun 29, 2026, 17:15 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.