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CVE-2017-11696
Heap-based buffer overflow in the __hash_open function in lib/dbm/src/hash.c in Mozilla Network Security Services (NSS) allows…
- 7.8HighCVSS base score
- 0.73%Exploitation in 30 daysEPSS · top 45% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Heap-based buffer overflow in the __hash_open function in lib/dbm/src/hash.c in Mozilla Network Security Services (NSS) allows context-dependent attackers to have unspecified impact using a crafted cert8.db file.
Timeline
ID reserved
By mitre
- 5 months later
· 5 months later
Published
- 7 years later
· 7 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 | 3.0 | High7.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.73% · top 45% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Affected products
n/a
- affected n/a
References
6
- 1039153 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 100345 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://www.geeknik.net/9brdqk6xu (opens in a new tab)x_refsource_MISCx_transferred
- http://packetstormsecurity.com/files/143735/NSS-Buffer-Overflows-Floating-Point-Exception.html (opens in a new tab)x_refsource_MISCx_transferred
- 20170811 Multiple unpatched flaws exist in NSS (CVE-2017-11695, CVE-2017-11696, CVE-2017-11697, CVE-2017-11698) (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- GLSA-202003-37 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_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-2017-3306 (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)
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[](https://cveledger.app/cve/CVE-2017-11696)Record last updated .