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Last updated: 4/24/2014

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Vulnerability Summary for CVE-2011-0990

Original release date: 04/13/2011
Last revised: 04/15/2011


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.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 5.8 (MEDIUM) (AV:N/AC:M/AU:N/C:N/I:P/A:P) (legend)
Impact Subscore: 4.9
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows unauthorized modification; Allows disruption of service

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External Source: XF
Name: momo-arraycopy-security-bypass(66625)
External Source: MLIST
Name: [opensuse-updates] 20110408 openSUSE-SU-2011:0313-1 (critical): moonlight security update
External Source: CONFIRM
Name: http://www.mono-project.com/Vulnerabilities
External Source: CONFIRM
Name: https://bugzilla.novell.com/show_bug.cgi?id=667077
Type: Patch Information
External Source: VUPEN
Name: ADV-2011-0904
Type: Advisory
External Source: BID
Name: 47208
External Source: MLIST
Name: [oss-security] 20110406 Moonlight release 2.4.1 with security fixes
Type: Patch Information
External Source: SECUNIA
Name: 44002
Type: Advisory
External Source: CONFIRM
Name: https://github.com/mono/mono/commit/2f00e4bbb2137130845afb1b2a1e678552fc8e5c
Type: Patch Information
External Source: SECUNIA
Name: 44076
Type: Advisory

Technical Details

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