Vulnerability Details : CVE-2011-0991
Use-after-free vulnerability in Mono, when Moonlight 2.x before 2.4.1 or 3.x before 3.99.3 is used, allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors related to finalizing and then resurrecting a DynamicMethod instance.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2011-0991
- cpe:2.3:a:novell:moonlight:3.99:*:*:*:*:*:*:*
- cpe:2.3:a:novell:moonlight:2.31:*:*:*:*:*:*:*
- cpe:2.3:a:novell:moonlight:2.0:*:*:*:*:*:*:*
- cpe:2.3:a:novell:moonlight:3.0:*:*:*:*:*:*:*
- cpe:2.3:a:novell:moonlight:2.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:novell:moonlight:2.4:*:*:*:*:*:*:*
- cpe:2.3:a:mono:mono:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2011-0991
3.11%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 91 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2011-0991
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST |
CWE ids for CVE-2011-0991
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2011-0991
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https://github.com/mono/mono/commit/89d1455a80ef13cddee5d79ec00c06055da3085c
Don't use finalization to cleanup dynamic methods. · mono/mono@89d1455 · GitHubPatch
-
http://www.securityfocus.com/bid/47208
Moonlight Prior to 2.4.1/3.99.3 Multiple Security Vulnerabilities
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http://lists.opensuse.org/opensuse-updates/2011-04/msg00024.html
openSUSE-SU-2011:0313-1 (critical): moonlight security update
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https://github.com/mono/mono/commit/8eb1189099e02372fd45ca1c67230eccf1edddc0
Implement a reference queue API. · mono/mono@8eb1189 · GitHubPatch
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https://bugzilla.novell.com/show_bug.cgi?id=667077
Bug 667077 – VUL-0: Moonlight Multiple VulnerabilitiesPatch
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http://www.mono-project.com/Vulnerabilities
Vulnerabilities | MonoVendor Advisory
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http://www.vupen.com/english/advisories/2011/0904
Webmail | OVH- OVHVendor Advisory
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https://github.com/mono/mono/commit/3f8ee42b8c867d9a4c18c22657840d072cca5c3a
Don't use finalization to cleanup dynamic methods. · mono/mono@3f8ee42 · GitHubPatch
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https://bugzilla.novell.com/show_bug.cgi?id=660422
Bug 660422 – Dynamic method can be finalized before it is called
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https://exchange.xforce.ibmcloud.com/vulnerabilities/66626
Momo Moonlight DynamicMethod code execution CVE-2011-0991 Vulnerability Report
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http://openwall.com/lists/oss-security/2011/04/06/14
oss-security - Moonlight release 2.4.1 with security fixesPatch
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