#VU33964 Input validation error in XULRunner - CVE-2011-0069

Vulnerability identifier: #VU33964

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2011-0069

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
XULRunner
Universal components / Libraries / Programming Languages & Components

Vendor: Mozilla

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Unspecified vulnerability in the browser engine in Mozilla Firefox 3.5.x before 3.5.19, 3.6.x before 3.6.17, and 4.x before 4.0.1; Thunderbird before 3.1.10; and SeaMonkey before 2.0.14 allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors, a different vulnerability than CVE-2011-0070.

Mitigation
Install update from vendor's website.

Vulnerable software versions

XULRunner: 3.6.20 - 3.6.28

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External links
https://blogs.oracle.com/sunsecurity/entry/multiple_vulnerabilities_in_thunderbird
https://downloads.avaya.com/css/P8/documents/100144158
https://www.debian.org/security/2011/dsa-2227
https://www.debian.org/security/2011/dsa-2228
https://www.debian.org/security/2011/dsa-2235
https://www.mandriva.com/security/advisories?name=MDVSA-2011:079
https://www.mandriva.com/security/advisories?name=MDVSA-2011:080
https://www.mozilla.org/security/announce/2011/mfsa2011-12.html
https://www.securityfocus.com/bid/47656
https://bugzilla.mozilla.org/show_bug.cgi?id=644069
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14065

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.