Vulnerability Details : CVE-2011-0990
Race condition in the FastCopy optimization in the Array.Copy method in metadata/icall.c in Mono, when Moonlight 2.x before 2.4.1 or 3.x before 3.99.3 is used, allows remote attackers to trigger a buffer overflow and modify internal data structures, and cause a denial of service (plugin crash) or corrupt the internal state of the security manager, via a crafted media file in which a thread makes a change after a type check but before a copy action.
Vulnerability category: OverflowDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2011-0990
Probability of exploitation activity in the next 30 days: 8.00%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 94 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2011-0990
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
5.8
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:P |
8.6
|
4.9
|
NIST |
CWE ids for CVE-2011-0990
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The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently.Assigned by: nvd@nist.gov (Primary)
References for CVE-2011-0990
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http://www.securityfocus.com/bid/47208
Moonlight Prior to 2.4.1/3.99.3 Multiple Security Vulnerabilities
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https://github.com/mono/mono/commit/2f00e4bbb2137130845afb1b2a1e678552fc8e5c
Disable some of the FastCopy fast paths since they are racy. · mono/mono@2f00e4b · GitHubPatch
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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://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 | Mono
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http://www.vupen.com/english/advisories/2011/0904
Webmail | OVH- OVHVendor Advisory
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https://exchange.xforce.ibmcloud.com/vulnerabilities/66625
Momo Moonlight Array.Copy security bypass CVE-2011-0990 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
Products affected by CVE-2011-0990
- 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:*:*:*:*:*:*:*:*