Vulnerability Name:

CVE-2017-12222 (CCN-132672)

Assigned:2017-09-27
Published:2017-09-27
Updated:2019-10-09
Summary:A vulnerability in the wireless controller manager of Cisco IOS XE could allow an unauthenticated, adjacent attacker to cause a restart of the switch and result in a denial of service (DoS) condition. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by submitting a crafted association request. An exploit could allow the attacker to cause the switch to restart. This vulnerability affects Cisco Catalyst 3650 and 3850 switches running IOS XE Software versions 16.1 through 16.3.3, and acting as wireless LAN controllers (WLC). Cisco Bug IDs: CSCvd45069.
CVSS v3 Severity:6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
7.4 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H)
6.4 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:6.1 Medium (CVSS v2 Vector: AV:A/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
6.1 Medium (CCN CVSS v2 Vector: AV:A/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
Athentication (Au): None
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-2017-12222

Source: BID
Type: Third Party Advisory, VDB Entry
101035

Source: CCN
Type: BID-101035
Cisco IOS XE Software CVE-2017-12222 Denial of Service Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1039458

Source: XF
Type: UNKNOWN
cisco-ios-cve201712222-dos(132672)

Source: CCN
Type: Cisco Security Advisory cisco-sa-20170927-ios-xe
Cisco IOS XE Wireless Controller Manager Denial of Service Vulnerability

Source: CONFIRM
Type: Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170927-ios-xe

Vulnerable Configuration:Configuration 1:
  • cpe:/o:cisco:ios_xe:16.1.1:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:16.1.2:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:16.1.3:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:16.1.3a:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:16.1.4:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:16.2.1:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:16.2.2:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:16.2.2a:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:16.2.3:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:16.3.1:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:16.3.1a:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:16.3.2:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xe:16.3.3:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:cisco:ios_xe:*:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    cisco ios xe 16.1.1
    cisco ios xe 16.1.2
    cisco ios xe 16.1.3
    cisco ios xe 16.1.3a
    cisco ios xe 16.1.4
    cisco ios xe 16.2.1
    cisco ios xe 16.2.2
    cisco ios xe 16.2.2a
    cisco ios xe 16.2.3
    cisco ios xe 16.3.1
    cisco ios xe 16.3.1a
    cisco ios xe 16.3.2
    cisco ios xe 16.3.3
    cisco ios xe *