CVE-2018-11357

HIGH

Wireshark 2.2.0-2.2.14 and 2.4.0-2.4.6 - Denial of Service via Negative Length Handling

Title source: llm

Description

In Wireshark 2.6.0, 2.4.0 to 2.4.6, and 2.2.0 to 2.2.14, the LTP dissector and other dissectors could consume excessive memory. This was addressed in epan/tvbuff.c by rejecting negative lengths.

References (7)

Core 7

Core References

Third Party Advisory, VDB Entry vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/104308

Mailing List, Third Party Advisory mailing-list x_refsource_mlist

https://lists.debian.org/debian-lts-announce/2019/01/msg00010.html

Issue Tracking, Vendor Advisory x_refsource_confirm

https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14678

Patch x_refsource_confirm

https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=ab8a33ef083b9732c89117747a83a905a676faf6

Vendor Advisory x_refsource_confirm

https://www.wireshark.org/security/wnpa-sec-2018-28.html

Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack

http://www.securitytracker.com/id/1041036

Mailing List vendor-advisory x_refsource_suse

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html

Scores

CVSS v3 7.5

EPSS 0.0118

EPSS Percentile 79.0%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE

CWE-20

Status published

Products (3)

debian/debian_linux 8.0

wireshark/wireshark 2.6.0

wireshark/wireshark 2.2.0 - 2.2.14

Published May 22, 2018

Tracked Since Feb 18, 2026