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CVE-2023-5371
Memory Allocation with Excessive Size Value in Wireshark
Medium5.3EPSS 0.51%
- Published
- Updated
- Reserved
- Assigned by
- GitLab
Description
RTPS dissector memory leak in Wireshark 4.0.0 to 4.0.8 and 3.6.0 to 3.6.16 allows denial of service via packet injection or crafted capture file
Timeline
ID reserved
By GitLab
Published
- 2 years later
· 2 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GitLabCNA (assigner) | 3.1 | Medium5.3 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L |
| NVDNVD · Modified | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.51% · top 56% of all CVEs (7 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.3.
Weakness
Affected products
Wireshark Foundation · Wireshark
- affected 4.0.0 – < 4.0.9
- affected 3.6.0 – < 3.6.17
What to do
Solution: Upgrade to version 4.0.9, 3.6.17 or above.
References (5)
- https://www.wireshark.org/security/wnpa-sec-2023-27.html (opens in a new tab)x_transferred
- GitLab Issue #19322 (opens in a new tab)issue-trackingx_transferred
- https://security.gentoo.org/glsa/202402-09 (opens in a new tab)x_transferred
- https://lists.fedoraproject.org/archives/list/[email protected]/message/34DBP5P2RHQ7XUABPANYYMOGV5KS6VEP/ (opens in a new tab)x_transferred
- https://lists.fedoraproject.org/archives/list/[email protected]/message/MADSCHKZSCKQ5NLIX3UMOIJD2JZ65L4V/ (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2023-5371)Record last updated .