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Vulnerability record · CVE-2017-5462 · published 11 June 2018

CVE-2017-5462: Debian linux vulnerability

Debian · Debian Linux

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.

5.3 CVSS 3.0 Medium EPSS 2.6% · top 15.0% CWE-682 · CWE-682
5.3CVSS 3.0 base score, v2 5.0
2.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
20References
17 Jun 2026Last modified by NVD

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.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/97940 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1038320 Third Party AdvisoryVDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1345089 Issue Tracking
https://security.gentoo.org/glsa/201705-04 Third Party Advisory
https://www.debian.org/security/2017/dsa-3831 Third Party Advisory
https://www.debian.org/security/2017/dsa-3872 Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2017-10/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-11/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-12/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-13/ Vendor Advisory
http://www.securityfocus.com/bid/97940 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1038320 Third Party AdvisoryVDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1345089 Issue Tracking
https://security.gentoo.org/glsa/201705-04 Third Party Advisory
https://www.debian.org/security/2017/dsa-3831 Third Party Advisory
https://www.debian.org/security/2017/dsa-3872 Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2017-10/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-11/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-12/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-13/ Vendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2017-5462), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.