Vulnerability Name:

CVE-2011-2072 (CCN-70167)

Assigned:2011-09-28
Published:2011-09-28
Updated:2011-11-03
Summary:Memory leak in Cisco IOS 12.4, 15.0, and 15.1, Cisco IOS XE 2.5.x through 3.2.x, and Cisco Unified Communications Manager (CUCM) 6.x and 7.x before 7.1(5b)su4, 8.x before 8.5(1)su2, and 8.6 before 8.6(1) allows remote attackers to cause a denial of service (memory consumption and device reload or process failure) via a malformed SIP message, aka Bug IDs CSCtl86047 and CSCto88686.
CVSS v3 Severity:10.0 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:7.8 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
5.8 Medium (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
10.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C)
7.4 High (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-399
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2011-0941

Source: MITRE
Type: CNA
CVE-2011-2072

Source: CCN
Type: SA46197
Cisco IOS SIP Packet Processing Multiple Denial of Service Vulnerabilities

Source: CCN
Type: SA46226
Cisco Unified Communications Manager SIP Message Processing Denial of Service Vulnerability

Source: CCN
Type: SA46230
Cisco Unified Communications Manager SIP Message Processing Denial of Service Vulnerability

Source: CCN
Type: SA46234
Cisco IOS SIP Packet Processing Multiple Denial of Service Vulnerabilities

Source: CISCO
Type: UNKNOWN
20110928 Cisco Unified Communications Manager Memory Leak Vulnerability

Source: CONFIRM
Type: UNKNOWN
http://tools.cisco.com/security/center/viewAlert.x?alertId=24129

Source: CCN
Type: cisco-sa-20110928-cucm
Cisco Unified Communications Manager Session Initiation Protocol Memory Leak Vulnerability

Source: CISCO
Type: Vendor Advisory
20110928 Cisco Unified Communications Manager Session Initiation Protocol Memory Leak Vulnerability

Source: CCN
Type: cisco-sa-20110928-sip
Cisco IOS Software Session Initiation Protocol Denial of Service Vulnerabilities

Source: CISCO
Type: Vendor Advisory
20110928 Cisco IOS Software Session Initiation Protocol Denial of Service Vulnerabilities

Source: CCN
Type: OSVDB ID: 75918
Cisco IOS Session Control Buffers (SCB) SIP Packet Parsing Voice Service Remote DoS

Source: CCN
Type: OSVDB ID: 76862
Cisco Unified Communications Manager (CUCM) SIP Message Parsing Remote DoS

Source: CCN
Type: BID-49820
Cisco IOS and Unified Communications Manager (CVE-2011-2072) Denial of Service Vulnerability

Source: SECTRACK
Type: UNKNOWN
1026110

Source: XF
Type: UNKNOWN
ciscoios-cucm-sip-dos(70167)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:cisco:ios:12.4:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:15.0:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:15.1:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:cisco:ios_xe:2.5.0:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:2.5.1:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:2.5.2:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:2.6.0:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:2.6.1:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:2.6.2:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:3.1.0s:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:3.1.1s:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:3.1.2s:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:3.1.3s:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:3.1.4s:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:3.2.0s:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:3.2.1s:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:3.2.2s:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/a:cisco:unified_communications_manager:6.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:6.1(1):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:6.1(1a):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:6.1(1b):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:6.1(2):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:6.1(2)su1:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:6.1(2)su1a:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:6.1(3):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:6.1(3a):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:6.1(3b):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:6.1(3b)su1:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:6.1(4):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:6.1(4)su1:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:6.1(4a):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:6.1(4a)su2:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:6.1(5):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:6.1(5)su1:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:6.1(5)su2:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.0(1)su1:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.0(1)su1a:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.0(2):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.0(2a):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.0(2a)su1:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.0(2a)su2:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(2a):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(2a)su1:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(2b):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(2b)su1:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(3):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(3a):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(3a)su1:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(3a)su1a:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(3b):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(3b)su1:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(3b)su2:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(5):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(5)su1:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(5)su1a:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(5a):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(5b):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(5b)su1:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(5b)su1a:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(5b)su2:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1(5b)su3:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:8.0(1):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:8.0(2):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:8.0(2a):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:8.0(2b):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:8.0(2c):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:8.0(2c)su1:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:8.0(3):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:8.0(3a):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:8.0(3a)su1:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:8.0(3a)su2:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:8.5(1):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:8.5(1)su1:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:8.6:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:cisco:ios:12.2sy:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3t:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3xd:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3xf:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3xg:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3xi:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3xj:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3xk:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3xl:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3xq:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3xr:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3xu:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3xx:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3xw:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3xy:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3yf:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3yg:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3yk:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3ys:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3jk:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3yq:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3yu:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4mr:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4t:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4xa:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4xb:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3ym:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3yx:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3yz:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4xc:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4xd:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4xe:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4xj:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4xp:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4xt:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4xv:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4xw:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3va:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4xm:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4xy:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4xz:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.3za:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4ya:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.0(1):*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4gc:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4yb:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.0(2):*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:7.1:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:unified_communications_manager:8.0:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.4xl:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:15.0:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:15.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:cisco.oval:def:105
    V
    		cisco-sa-20110928-sip-CVE-2011-2072
    2015-01-27
    BACK
    cisco ios 12.4
    cisco ios 15.0
    cisco ios 15.1
    cisco ios xe 2.5.0
    cisco ios xe 2.5.1
    cisco ios xe 2.5.2
    cisco ios xe 2.6.0
    cisco ios xe 2.6.1
    cisco ios xe 2.6.2
    cisco ios xe 3.1.0s
    cisco ios xe 3.1.1s
    cisco ios xe 3.1.2s
    cisco ios xe 3.1.3s
    cisco ios xe 3.1.4s
    cisco ios xe 3.2.0s
    cisco ios xe 3.2.1s
    cisco ios xe 3.2.2s
    cisco unified communications manager 6.0
    cisco unified communications manager 6.1(1)
    cisco unified communications manager 6.1(1a)
    cisco unified communications manager 6.1(1b)
    cisco unified communications manager 6.1(2)
    cisco unified communications manager 6.1(2)su1
    cisco unified communications manager 6.1(2)su1a
    cisco unified communications manager 6.1(3)
    cisco unified communications manager 6.1(3a)
    cisco unified communications manager 6.1(3b)
    cisco unified communications manager 6.1(3b)su1
    cisco unified communications manager 6.1(4)
    cisco unified communications manager 6.1(4)su1
    cisco unified communications manager 6.1(4a)
    cisco unified communications manager 6.1(4a)su2
    cisco unified communications manager 6.1(5)
    cisco unified communications manager 6.1(5)su1
    cisco unified communications manager 6.1(5)su2
    cisco unified communications manager 7.0(1)su1
    cisco unified communications manager 7.0(1)su1a
    cisco unified communications manager 7.0(2)
    cisco unified communications manager 7.0(2a)
    cisco unified communications manager 7.0(2a)su1
    cisco unified communications manager 7.0(2a)su2
    cisco unified communications manager 7.1(2a)
    cisco unified communications manager 7.1(2a)su1
    cisco unified communications manager 7.1(2b)
    cisco unified communications manager 7.1(2b)su1
    cisco unified communications manager 7.1(3)
    cisco unified communications manager 7.1(3a)
    cisco unified communications manager 7.1(3a)su1
    cisco unified communications manager 7.1(3a)su1a
    cisco unified communications manager 7.1(3b)
    cisco unified communications manager 7.1(3b)su1
    cisco unified communications manager 7.1(3b)su2
    cisco unified communications manager 7.1(5)
    cisco unified communications manager 7.1(5)su1
    cisco unified communications manager 7.1(5)su1a
    cisco unified communications manager 7.1(5a)
    cisco unified communications manager 7.1(5b)
    cisco unified communications manager 7.1(5b)su1
    cisco unified communications manager 7.1(5b)su1a
    cisco unified communications manager 7.1(5b)su2
    cisco unified communications manager 7.1(5b)su3
    cisco unified communications manager 8.0(1)
    cisco unified communications manager 8.0(2)
    cisco unified communications manager 8.0(2a)
    cisco unified communications manager 8.0(2b)
    cisco unified communications manager 8.0(2c)
    cisco unified communications manager 8.0(2c)su1
    cisco unified communications manager 8.0(3)
    cisco unified communications manager 8.0(3a)
    cisco unified communications manager 8.0(3a)su1
    cisco unified communications manager 8.0(3a)su2
    cisco unified communications manager 8.5(1)
    cisco unified communications manager 8.5(1)su1
    cisco unified communications manager 8.6
    cisco ios 12.2sy
    cisco ios 12.3t
    cisco ios 12.3xd
    cisco ios 12.3xf
    cisco ios 12.3xg
    cisco ios 12.3xi
    cisco ios 12.3xj
    cisco ios 12.3xk
    cisco ios 12.3xl
    cisco ios 12.3xq
    cisco ios 12.3xr
    cisco ios 12.3xu
    cisco ios 12.3xx
    cisco ios 12.3xw
    cisco ios 12.3xy
    cisco ios 12.3yf
    cisco ios 12.3yg
    cisco ios 12.3yk
    cisco ios 12.3ys
    cisco ios 12.3jk
    cisco ios 12.3yq
    cisco ios 12.3yu
    cisco ios 12.4mr
    cisco ios 12.4t
    cisco ios 12.4xa
    cisco ios 12.4xb
    cisco ios 12.3ym
    cisco ios 12.3yx
    cisco ios 12.3yz
    cisco ios 12.4xc
    cisco ios 12.4xd
    cisco ios 12.4xe
    cisco ios 12.4xj
    cisco ios 12.4xp
    cisco ios 12.4xt
    cisco ios 12.4
    cisco ios 12.4xv
    cisco ios 12.4xw
    cisco ios 12.3va
    cisco ios 12.4xm
    cisco ios 12.4xy
    cisco ios 12.4xz
    cisco ios 12.3za
    cisco ios 12.4ya
    cisco unified communications manager 7.0
    cisco unified communications manager 7.0(1)
    cisco ios 12.4gc
    cisco ios 12.4yb
    cisco unified communications manager 7.0(2)
    cisco unified communications manager 7.1
    cisco unified communications manager 8.0
    cisco ios 12.4xl
    cisco ios 15.0
    cisco ios 15.1