Vulnerability Name:

CVE-2013-6692 (CCN-89200)

Assigned:2013-11-21
Published:2013-11-21
Updated:2013-11-22
Summary:Cisco IOS XE 3.8S(.2) and earlier does not properly use a DHCP pool during assignment of an IP address, which allows remote authenticated users to cause a denial of service (device reload) via an AAA packet that triggers an address requirement, aka Bug ID CSCuh04949.
CVSS v3 Severity:4.8 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
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:6.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:S/C:N/I:N/A:C)
4.7 Medium (Temporal CVSS v2 Vector: AV:N/AC:M/Au:S/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
6.3 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:S/C:N/I:N/A:C)
4.7 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:S/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-399
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2013-6692

Source: CCN
Type: SA55830
Cisco IOS XE AAA Packet Processing Denial of Service Vulnerability

Source: CCN
Type: Cisco Security Notice CVE-2013-6692
Cisco IOS XE AAA DHCP Denial of Service Vulnerability

Source: CISCO
Type: Vendor Advisory
20131121 Cisco IOS XE AAA DHCP Denial of Service Vulnerability

Source: CONFIRM
Type: Vendor Advisory
http://tools.cisco.com/security/center/viewAlert.x?alertId=31860

Source: CCN
Type: BID-63855
Cisco IOS XE AAA DHCP Denial of Service Vulnerability

Source: XF
Type: UNKNOWN
ciscoios-cve20136692-dos(89200)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:cisco:ios_xe:3.7.0s:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:3.7.1s:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:3.7.2s:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:3.8.0s:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:3.8s(.0):*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:3.8s(.1):*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:*:*:*:*:*:*:*:* (Version <= 3.8s(.2))

  • Configuration CCN 1:
  • cpe:/o:cisco:ios_xe:3.7.0s:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:3.7.1s:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:3.8s(.2):*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:3.8s(.1):*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:3.8s(.0):*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:3.7.2s:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:3.8.0s:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    cisco ios xe 3.7.0s
    cisco ios xe 3.7.1s
    cisco ios xe 3.7.2s
    cisco ios xe 3.8.0s
    cisco ios xe 3.8s(.0)
    cisco ios xe 3.8s(.1)
    cisco ios xe *
    cisco ios xe 3.7.0s
    cisco ios xe 3.7.1s
    cisco ios xe 3.8s(.2)
    cisco ios xe 3.8s(.1)
    cisco ios xe 3.8s(.0)
    cisco ios xe 3.7.2s
    cisco ios xe 3.8.0s