Out-of-bounds Read in Wireshark
CVE-2023-0668
Due to failure in validating the length provided by an attacker-crafted IEEE-C37.118 packet, Wireshark version 4.0.5 and prior, by default, is susceptible to a heap-based buffer overflow, and possibly code execution in the context of the process running Wireshark.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.023 (82.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000
Affected products
- Wireshark
- Wireshark Foundation — versions 4.0.0, 4.0.6, 3.6.0
- Debian Linux — versions 12.0
Weakness classification (CWE)
References
- takeonme.org/cves/CVE-2023-0668.html (Exploit, third-party-advisory)
- gitlab.com/wireshark/wireshark/-/issues/19087 (issue-tracking, Exploit, Issue Tracking)
- www.wireshark.org/docs/relnotes/wireshark-4.0.6.html (release-notes, Release Notes)
- www.wireshark.org/security/wnpa-sec-2023-19.html (vendor-advisory, Vendor Advisory)
- www.debian.org/security/2023/dsa-5429 (Third Party Advisory)
- security.gentoo.org/glsa/202309-02 (Third Party Advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2023-0668?
- CVE-2023-0668 is a medium-severity vulnerability in Wireshark, classified under Out-of-bounds Read. CVSS score: 6.5/10. Published 2023-06-07.
- How severe is CVE-2023-0668?
- Medium severity. CVSS v3 base score is 6.5 out of 10.