CVE-2017-11697

low-risk
Published 2017-12-27

The __hash_open function in hash.c:229 in Mozilla Network Security Services (NSS) allows context-dependent attackers to cause a denial of service (floating point exception and crash) via a crafted cert8.db file.

Do I need to act?

-
0.11% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.8/10 High
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Mozilla

References (12)

Third Party Advisory http://packetstormsecurity.com/files/143735/NSS-Buffer-Overflows-Floating-Point-...
Exploit http://seclists.org/fulldisclosure/2017/Aug/17
Exploit http://www.geeknik.net/9brdqk6xu
Third Party Advisory http://www.securityfocus.com/bid/100345
Third Party Advisory http://www.securitytracker.com/id/1039153
https://security.gentoo.org/glsa/202003-37
Third Party Advisory http://packetstormsecurity.com/files/143735/NSS-Buffer-Overflows-Floating-Point-...
Exploit http://seclists.org/fulldisclosure/2017/Aug/17
Exploit http://www.geeknik.net/9brdqk6xu
Third Party Advisory http://www.securityfocus.com/bid/100345
Third Party Advisory http://www.securitytracker.com/id/1039153
https://security.gentoo.org/glsa/202003-37
29
/ 100
low-risk
Severity 24/34 · High
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal