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CVE-2013-6340
epan/dissectors/packet-tcp.c in the TCP dissector in Wireshark 1.8.x before 1.8.11 and 1.10.x before 1.10.3 does not properly determine…
- 4.3MediumCVSS base score
- 1.7%Exploitation in 30 daysEPSS · top 23% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
epan/dissectors/packet-tcp.c in the TCP dissector in Wireshark 1.8.x before 1.8.11 and 1.10.x before 1.10.3 does not properly determine the amount of remaining data, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.
Timeline
ID reserved
By mitre
- 4 days later
· 4 days later
Published
- 11 years later
· 11 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 |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 1.7% · top 23% of all CVEs (10 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Affected products
n/a
- affected n/a
References
9
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=9263 (opens in a new tab)x_refsource_CONFIRMx_transferred
- openSUSE-SU-2013:1675 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- http://anonsvn.wireshark.org/viewvc?view=revision&revision=52570 (opens in a new tab)x_refsource_CONFIRMx_transferred
- DSA-2792 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- openSUSE-SU-2013:1671 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- http://www.wireshark.org/security/wnpa-sec-2013-65.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2014:0342 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-tcp.c?r1=52570&r2=52569&pathrev=52570 (opens in a new tab)x_refsource_CONFIRMx_transferred
- oval:org.mitre.oval:def:19298 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_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)
- EUVD EUVD-2013-6166 (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://cveledger.app/cve/CVE-2013-6340)Record last updated .