CVE-2017-11697: Buffer Overflow
Mozilla Network Security Services (NSS), as used in Mozilla Firefox could allow a local attacker to gain elevated privileges on the system, caused by a floating point exception in hashopen() in 'hash.c'. By using the NSS tool certutil and malformed cert8.db file, a local attacker could exploit this vulnerability to execute arbitrary code on the system with elevated privileges.
Other sources
The hashopen 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.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2017-11697?
CVE-2017-11697 is a vulnerability in Mozilla Network Security Services (NSS) that allows context-dependent attackers to cause a denial of service (floating point exception and crash) via a crafted cert8.db file.
How can the __hash_open function in NSS be exploited?
The __hash_open function in NSS can be exploited by using a crafted cert8.db file to cause a denial of service by triggering a floating point exception and crashing the system.
What is the severity of CVE-2017-11697?
CVE-2017-11697 has a severity rating of 7.8 (high).
What is the Common Weakness Enumeration (CWE) ID for this vulnerability?
The Common Weakness Enumeration (CWE) ID for CVE-2017-11697 is CWE-119.
Are there any references for CVE-2017-11697?
Yes, you can find more information about CVE-2017-11697 at the following references: [1](http://packetstormsecurity.com/files/143735/NSS-Buffer-Overflows-Floating-Point-Exception.html), [2](http://seclists.org/fulldisclosure/2017/Aug/17), [3](http://www.geeknik.net/9brdqk6xu).