Vulnerability Name:

CVE-2011-0991 (CCN-66626)

Assigned:2011-03-06
Published:2011-03-06
Updated:2017-08-17
Summary: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.
CVSS v3 Severity:7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
5.0 Medium (Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
6.8 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
5.0 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-399
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2011-0991

Source: MLIST
Type: UNKNOWN
[opensuse-updates] 20110408 openSUSE-SU-2011:0313-1 (critical): moonlight security update

Source: MLIST
Type: Patch
[oss-security] 20110406 Moonlight release 2.4.1 with security fixes

Source: CCN
Type: SA44002
Moonlight Multiple Vulnerabilities

Source: SECUNIA
Type: Vendor Advisory
44002

Source: SECUNIA
Type: Vendor Advisory
44076

Source: CCN
Type: momo Web Site
momo Known vulnerabilities

Source: CONFIRM
Type: Vendor Advisory
http://www.mono-project.com/Vulnerabilities

Source: CCN
Type: OSVDB ID: 75028
Mono on Moonlight DynamicThread Instance Use-after-free Remote DoS

Source: BID
Type: UNKNOWN
47208

Source: CCN
Type: BID-47208
Moonlight Prior to 2.4.1/3.99.3 Multiple Security Vulnerabilities

Source: VUPEN
Type: Vendor Advisory
ADV-2011-0904

Source: CONFIRM
Type: UNKNOWN
https://bugzilla.novell.com/show_bug.cgi?id=660422

Source: CONFIRM
Type: Patch
https://bugzilla.novell.com/show_bug.cgi?id=667077

Source: XF
Type: UNKNOWN
momo-dynamicmethod-code-execution(66626)

Source: XF
Type: UNKNOWN
momo-dynamicmethod-code-execution(66626)

Source: CONFIRM
Type: Patch
https://github.com/mono/mono/commit/3f8ee42b8c867d9a4c18c22657840d072cca5c3a

Source: CONFIRM
Type: Patch
https://github.com/mono/mono/commit/89d1455a80ef13cddee5d79ec00c06055da3085c

Source: CONFIRM
Type: Patch
https://github.com/mono/mono/commit/8eb1189099e02372fd45ca1c67230eccf1edddc0

Source: SUSE
Type: SUSE-SR:2011:007
SUSE Security Summary Report

Vulnerable Configuration:Configuration 1:
  • cpe:/a:mono:mono:*:*:*:*:*:*:*:*
  • OR cpe:/a:novell:moonlight:2.0:*:*:*:*:*:*:*
  • OR cpe:/a:novell:moonlight:2.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:novell:moonlight:2.4:*:*:*:*:*:*:*
  • OR cpe:/a:novell:moonlight:2.31:*:*:*:*:*:*:*
  • OR cpe:/a:novell:moonlight:3.0:*:*:*:*:*:*:*
  • OR cpe:/a:novell:moonlight:3.99:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20110991
    V
    CVE-2011-0991
    2015-11-16
    oval:com.ubuntu.precise:def:20110991000
    V
    CVE-2011-0991 on Ubuntu 12.04 LTS (precise) - negligible.
    2011-04-13
    BACK
    mono mono *
    novell moonlight 2.0
    novell moonlight 2.3.0
    novell moonlight 2.4
    novell moonlight 2.31
    novell moonlight 3.0
    novell moonlight 3.99