Vulnerability · Published Apr 12, 2024 · Assigned by Tcpdump
CVE-2024-2397infinite loop in the PPP printer of tcpdump
Medium 6.2
In plain English
A medium-severity infinite loop in tcpdump from The Tcpdump Group. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 22% of all known vulnerabilities).
Severity (CVSS 3.1)6.2Medium
Exploit odds (30 days)0.3%top 78.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Due to a bug in packet data buffers management, the PPP printer in tcpdump can enter an infinite loop when reading a crafted DLT_PPP_SERIAL .pcap savefile. This problem does not affect any tcpdump release, but it affected the git master branch from 2023-06-05 to 2024-03-21.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| The Tcpdump Group | tcpdump | 0d4083e – before b9811ef |
Weakness: CWE-835 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References
- https://github.com/the-tcpdump-group/tcpdump/commit/b9811ef5bb1b7d45a90e042f81f3aaf233c8bcb2 patch
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GEZRGR3QCW2ZNFIAWMZZOG4ZLFLFNG2M/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HUUI2MBVHFENXNBCHDQZP2RBBA2VD5HG/
- https://lists.freebsd.org/archives/freebsd-security/2024-September/000298.html