CVE-2020-25862

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

In Wireshark 3.2.0 to 3.2.6, 3.0.0 to 3.0.13, and 2.6.0 to 2.6.20, the TCP dissector could crash. This was addressed in epan/dissectors/packet-tcp.c by changing the handling of the invalid 0xFFFF checksum.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-354

Affected software

No affected versions have been published.

Timeline

Published: Oct 6, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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