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Vulnerability record · CVE-2017-11698 · published 27 December 2017

CVE-2017-11698: Mozilla network security services memory buffer overflow vulnerability

Mozilla · Network Security Services

Heap-based buffer overflow in the __get_page function in lib/dbm/src/h_page.c in Mozilla Network Security Services (NSS) allows context-dependent attackers to have unspecified impact using a crafted cert8.db file.

7.8 CVSS 3.0 High EPSS 0.74% · top 47.4% CWE-119 · Memory buffer overflow
7.8CVSS 3.0 base score, v2 4.6
0.74%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

Heap-based buffer overflow in the __get_page function in lib/dbm/src/h_page.c in Mozilla Network Security Services (NSS) allows context-dependent attackers to have unspecified impact using a crafted cert8.db file.

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

Affected products

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

References

LinkTags
http://packetstormsecurity.com/files/143735/NSS-Buffer-Overflows-Floating-Point-Exception.html Third Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2017/Aug/17 ExploitMailing ListThird Party Advisory
http://www.geeknik.net/9brdqk6xu ExploitThird Party Advisory
http://www.securityfocus.com/bid/100345 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1039153 Third Party AdvisoryVDB Entry
https://security.gentoo.org/glsa/202003-37
http://packetstormsecurity.com/files/143735/NSS-Buffer-Overflows-Floating-Point-Exception.html Third Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2017/Aug/17 ExploitMailing ListThird Party Advisory
http://www.geeknik.net/9brdqk6xu ExploitThird Party Advisory
http://www.securityfocus.com/bid/100345 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1039153 Third Party AdvisoryVDB Entry
https://security.gentoo.org/glsa/202003-37

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2017-11698), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.