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CVE-2011-2991

Date: August 18, 2011

The browser engine in Mozilla Firefox 4.x through 5, SeaMonkey 2.x before 2.3, Thunderbird before 6, and possibly other products does not properly implement JavaScript, which allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unspecified vectors.

Severity Score

Related Resources (10)

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14303
https://nvd.nist.gov/vuln/detail/CVE-2011-2991
https://people.canonical.com/~ubuntu-security/cve/CVE-2011-2991
http://secunia.com/advisories/49055
http://www.mozilla.org/security/announce/2011/mfsa2011-33.html
http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00023.html
http://www.mozilla.org/security/announce/2011/mfsa2011-29.html
http://www.mozilla.org/security/announce/2011/mfsa2011-31.html
https://bugzilla.mozilla.org/show_bug.cgi?id=655660
https://www.mend.io/vulnerability-database/CVE-2011-2991

Severity Score

Weakness Type (CWE)

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-119

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): COMPLETE
Integrity (I): COMPLETE
Availability (A): COMPLETE
Additional information:

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