CVE-2023-1161

Severity: high (CVSS 7.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-03-06 · updated 2026-06-17
Weakness: CWE-120

Description

ISO 15765 and ISO 10681 dissector crash in Wireshark 4.0.0 to 4.0.3 and 3.6.0 to 3.6.11 allows denial of service via packet injection or crafted capture file

Affected products

Debian Linux: 10.0, 12.0
Wireshark Foundation Wireshark: from 3.6.0 before 3.6.12; from 4.0.0 before 4.0.4 — fixed in 3.6.12, 4.0.4

How to fix

Upgrade to a fixed version: Wireshark Foundation Wireshark 3.6.12, 4.0.4. Check the vendor advisory for mitigations.

References

https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-1161.json
https://gitlab.com/wireshark/wireshark/-/issues/18839
https://lists.debian.org/debian-lts-announce/2023/04/msg00029.html
https://security.gentoo.org/glsa/202309-02
https://www.debian.org/security/2023/dsa-5429
https://www.wireshark.org/security/wnpa-sec-2023-08.html
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-1161.json
https://gitlab.com/wireshark/wireshark/-/issues/18839
https://lists.debian.org/debian-lts-announce/2023/04/msg00029.html
https://lists.debian.org/debian-lts-announce/2024/09/msg00049.html
https://security.gentoo.org/glsa/202309-02
https://www.debian.org/security/2023/dsa-5429

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