CVE-2008-3140: The syslog dissector in Wireshark (formerly Ethereal) 1.0.0 allows remote attackers to cause a denial of se...

Security readout for executives and security teams

This flaw can crash Wireshark 1.0.0 when it processes certain malformed syslog traffic. The business impact is analyst or monitoring disruption, not evidence of data theft or system takeover. The provided sources do not show active exploitation or a CVSS score. Exposure is most likely where Wireshark or TShark 1.0.0 processes untrusted packet captures or live network traffic. Distribution advisories indicate packaged Wireshark updates existed, but the provided bundle does not define every affected downstream version. Treat as a targeted operational reliability issue. Prioritize upgrades for SOC, network engineering, and incident-response workstations that inspect untrusted traffic, but it is not supported as an emergency without exploitation evidence. Mitigation focus: Upgrade Wireshark or distribution packages using vendor advisory guidance.; Avoid processing untrusted captures with Wireshark 1.0.0.; Limit packet analysis exposure to trusted lab systems where possible..

Prepared

Jun 28, 2026, 18:52 UTC (UTC+00:00)

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