Vulnerability · Published Aug 24, 2023 · Assigned by GitLab
CVE-2023-4512Uncontrolled Recursion in Wireshark
Medium 5.3
In plain English
A medium-severity security flaw in Wireshark from Wireshark Foundation. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 44% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.5%top 56.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
CBOR dissector crash in Wireshark 4.0.0 to 4.0.6 allows denial of service via packet injection or crafted capture file
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | wireshark | 4.0.11-1~deb12u1 | DEBIAN-CVE-2023-4512 |
| Debian:12 | wireshark | 4.0.11-1~deb12u1 | DSA-5559-1 |
| Debian:13 | wireshark | 4.0.8-1 | DEBIAN-CVE-2023-4512 |
| Debian:14 | wireshark | 4.0.8-1 | DEBIAN-CVE-2023-4512 |
| Ubuntu:24.04:LTS | wireshark | 4.2.2-1.1build3 | UBUNTU-CVE-2023-4512 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Wireshark Foundation | Wireshark | 4.0.0 – before 4.0.8 |
Weakness: CWE-674 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
References
- https://www.wireshark.org/security/wnpa-sec-2023-23.html
- GitLab Issue #19144 issue-tracking
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L4AVRUYSHDNEAJILVSGY5W6MPOMG2YRF/ x_transferred
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6HCUPLDY7HLPO46PHMGIJSUBJFTT237C/ x_transferred
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TRKHFQPWFU7F3OXTL6IEIQSJG6FVXZTZ/ x_transferred
- https://lists.debian.org/debian-lts-announce/2024/09/msg00049.html