CVE-2024-2397
CVE-2024-2397 — infinite loop in the PPP printer of tcpdump
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.
Published Updated Sources: cvelistV5, Tcpdump
Triage
Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.
Exploitation
Unreported
no source claims exploitation
EPSS
0%
chance of exploitation in 30 days
CVSS base
6.2
MEDIUM
CISA SSVC assessment
Three decision points CISA publishes for the CVEs it assesses · SSVC 2.0.3. A stakeholder decision, not a severity score.
Exploitation
None
none · proof-of-concept · active
Automatable
No
can an attacker script all four kill-chain steps
Technical impact
Partial
partial · total control of the vulnerable component
Affected scope
The catalog records vendors and products as separate lists, not pairs, so which product belongs to which vendor is not something this page can say.
Vendors (1)
Products (1)
Every base score collected
Sources score independently and disagree; each row says who scored it and under which version.
| Score | Version | Severity | Expl. | Impact | Source |
|---|---|---|---|---|---|
| 6.2 | CVSS 3.1 | MEDIUM | — | — | cvelistV5 |
Weakness & attack patterns
- CWE-835
References
4 on the record
- github.com/the-tcpdump-group/tcpdump/commit/b9811ef5bb1b7d45a90e042f81f3aaf233c8bcb2
patch
- lists.fedoraproject.org/archives/list/[email protected]/message/GEZRGR3QCW2ZNFIAWMZZOG4ZLFLFNG2M/
reference
- lists.fedoraproject.org/archives/list/[email protected]/message/HUUI2MBVHFENXNBCHDQZP2RBBA2VD5HG/
reference
- lists.freebsd.org/archives/freebsd-security/2024-September/000298.html
reference
Elsewhere on this site
- the tcpdump groupevery CVE for this vendor
- CWE-835other pages naming this weakness
Not in any source we poll
Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.
- No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
- No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
- No exploit packet captures, log samples, or incident case IDs supplied.