Buffer overflow in Mozilla Firefox
CVE-2012-4187
Mozilla Firefox before 16.0, Firefox ESR 10.x before 10.0.8, Thunderbird before 16.0, Thunderbird ESR 10.x before 10.0.8, and SeaMonkey before 2.13 do not properly manage a certain insPos variable, which allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption and assertion failure) via unspecified vectors.
Vulnerability class: Buffer Overflow
EPSS: 0.068 (93.3th percentile) — read the EPSS interpretation.
Affected products
- Mozilla Firefox
- Mozilla Seamonkey
- Mozilla Thunderbird
- Mozilla Thunderbird_esr
- Canonical Ubuntu_linux — versions 10.04, 11.04, 11.10
- Redhat Enterprise_linux_desktop — versions 5.0, 6.0
- Redhat Enterprise_linux_eus — versions 6.3
- Redhat Enterprise_linux_server — versions 5.0, 6.0
- Redhat Enterprise_linux_workstation — versions 5.0, 6.0
- Suse Linux_enterprise_desktop — versions 10, 11
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_SECUNIA, Third Party Advisory, third-party-advisory)
- cve@mitre.org (x_refsource_SECUNIA, Third Party Advisory, third-party-advisory)
- cve@mitre.org (x_refsource_SECUNIA, Third Party Advisory, third-party-advisory)
- cve@mitre.org (x_refsource_SECUNIA, Third Party Advisory, third-party-advisory)
- cve@mitre.org (x_refsource_SECUNIA, Third Party Advisory, third-party-advisory)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- cve@mitre.org (x_refsource_SECUNIA, Third Party Advisory, third-party-advisory)
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- cve@mitre.org (x_refsource_SECUNIA, Third Party Advisory, third-party-advisory)
- cve@mitre.org (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
Frequently asked questions
- What is CVE-2012-4187?
- CVE-2012-4187 is a vulnerability in Mozilla Firefox, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2012-10-10.
- Is CVE-2012-4187 known to be exploited?
- 9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.