CVE-2020-11647

HIGH

Wireshark <3.2.2,<3.0.9,<2.6.15 - DoS

Title source: llm
STIX 2.1

Description

In Wireshark 3.2.0 to 3.2.2, 3.0.0 to 3.0.9, and 2.6.0 to 2.6.15, the BACapp dissector could crash. This was addressed in epan/dissectors/packet-bacapp.c by limiting the amount of recursion.

References (7)

Core 7
Core References
Issue Tracking, Vendor Advisory x_refsource_misc
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16474
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/202007-13
Mailing List, Patch, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00026.html
Mailing List, Patch, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00038.html
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html

Scores

CVSS v3 7.5
EPSS 0.0167
EPSS Percentile 82.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-674
Status published
Products (4)
debian/debian_linux 9.0
opensuse/leap 15.1
opensuse/leap 15.2
wireshark/wireshark 2.6.0 - 2.6.15
Published Apr 10, 2020
Tracked Since Feb 18, 2026