Vulnerability Name:

CVE-2012-5017 (CCN-110470)

Assigned:2012-09-21
Published:2012-09-21
Updated:2021-10-05
Summary:Cisco IOS before 15.1(1)SY1 allows remote authenticated users to cause a denial of service (device reload) by establishing a VPN session and then sending malformed IKEv2 packets, aka Bug ID CSCub39268.
CVSS v3 Severity:5.7 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:6.8 Medium (CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:N/A:C)
5.0 Medium (Temporal CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
6.8 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:N/A:C)
5.0 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-20
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2012-5017

Source: CCN
Type: Cisco Web site
Release Notes for Cisco IOS Release 12.2(50)SY and Rebuilds for Supervisor Engine 2T-10GE

Source: CONFIRM
Type: UNKNOWN
http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst6500/ios/15-1SY/release_notes.pdf

Source: XF
Type: UNKNOWN
ciscoios-cve20125017-dos(110470)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:cisco:ios:*:*:*:*:*:*:*:* (Version <= 15.1(1)sy)
  • OR cpe:/o:cisco:ios:15.1:*:*:*:*:*:*:*
  • AND
  • cpe:/h:cisco:asr_1002:-:*:*:*:*:*:*:*
  • OR cpe:/h:cisco:asr_1004:-:*:*:*:*:*:*:*
  • OR cpe:/h:cisco:asr_1006:-:*:*:*:*:*:*:*
  • OR cpe:/h:cisco:asr_1023_router:-:*:*:*:*:*:*:*
  • OR cpe:/h:cisco:asr_1002-x:-:*:*:*:*:*:*:*
  • OR cpe:/h:cisco:asr_1001:-:*:*:*:*:*:*:*
  • OR cpe:/h:cisco:asr_1002_fixed_router:-:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:cisco:ios:15.0:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    cisco ios *
    cisco ios 15.1
    cisco asr 1002 -
    cisco asr 1004 -
    cisco asr 1006 -
    cisco asr 1023 router -
    cisco asr 1002-x -
    cisco asr 1001 -
    cisco asr 1002 fixed router -
    cisco ios 15.0