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CVE-2017-5462
A flaw in DRBG number generation within the Network Security Services (NSS) library where the internal state V does not correctly carry…
Medium5.3EPSS 2.6%
- Published
- Updated
- Reserved
- Assigned by
- mozilla
Description
A flaw in DRBG number generation within the Network Security Services (NSS) library where the internal state V does not correctly carry bits over. The NSS library has been updated to fix this issue to address this issue and Firefox ESR 52.1 has been updated with NSS version 3.28.4. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
- EPSS (exploitation in 30 days)
- 2.6% · top 15% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.3.
Weakness
- DRBG flaw in NSS
- CWE-682 (opens in a new tab)Other CVEs with CWE-682
Affected products
Mozilla · Thunderbird
- affected unspecified – < 52.1
Mozilla · Firefox ESR
- affected unspecified – < 45.9
- affected unspecified – < 52.1
Mozilla · Firefox
- affected unspecified – < 53
References (10)
- GLSA-201705-04 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- https://www.mozilla.org/security/advisories/mfsa2017-12/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://www.mozilla.org/security/advisories/mfsa2017-11/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://www.mozilla.org/security/advisories/mfsa2017-10/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- 97940 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- DSA-3831 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- https://bugzilla.mozilla.org/show_bug.cgi?id=1345089 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://www.mozilla.org/security/advisories/mfsa2017-13/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1038320 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- DSA-3872 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_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-2017-5462)Record last updated .