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CVE-2017-11697

7.8 · HIGH

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…

Published Dec 27, 2017CWE-119EPSS 0.52%

Overview

CVE-2017-11697 is a high-severity vulnerability. It was published on December 27, 2017 and has a CVSS 3.0 base score of 7.8 (HIGH).

This vulnerability has a CVSS 3.0 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refpacketstormsecurity.com/files/143735/NSS-Buffer-Overflows-Floating-Point-Exception.htmlRefseclists.org/fulldisclosure/2017/Aug/17Refwww.geeknik.net/9brdqk6xuRefwww.securityfocus.com/bid/100345Refwww.securitytracker.com/id/1039153Refsecurity.gentoo.org/glsa/202003-37Refpacketstormsecurity.com/files/143735/NSS-Buffer-Overflows-Floating-Point-Exception.htmlRefseclists.org/fulldisclosure/2017/Aug/17Refwww.geeknik.net/9brdqk6xuRefwww.securityfocus.com/bid/100345

How CyberStrike helps

Frequently asked questions

What is CVE-2017-11697?

CVE-2017-11697 is a high-severity vulnerability. It was published on December 27, 2017 and has a CVSS 3.0 base score of 7.8 (HIGH).

How severe is CVE-2017-11697?

This vulnerability has a CVSS 3.0 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2017-11697?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2017-11697?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2017-11697 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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