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CVE-2013-6371
The hash functionality in json-c before 0.12 allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted…
Medium5.0EPSS 3.1%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
The hash functionality in json-c before 0.12 allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted JSON data, involving collisions.
Timeline
ID reserved
By redhat
- 6 months later
· 6 months later
Published
- 10 years later
· 10 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 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 3.1% · top 12% 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 5.0.
Weakness
Affected products
n/a
- affected n/a
References (8)
- MDVSA-2014:079 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1032311 (opens in a new tab)x_refsource_CONFIRMx_transferred
- jsonc-cve20136371-dos(92541) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 57791 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 66715 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- FEDORA-2014-5006 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- https://github.com/json-c/json-c/commit/64e36901a0614bf64a19bc3396469c66dcd0b015 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html (opens in a new tab)x_refsource_CONFIRMx_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-2013-6371)Record last updated .