Vulnerability Name:

CVE-2012-4098 (CCN-87675)

Assigned:2012-07-31
Published:2013-10-04
Updated:2017-08-29
Summary:The BGP implementation in Cisco NX-OS does not properly filter AS paths, which allows remote attackers to cause a denial of service (BGP service reset and resync) via a malformed UPDATE message, aka Bug ID CSCtn13055.
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
3.7 Low (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/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): Partial
4.3 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P)
3.2 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/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): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-20
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2012-4098

Source: OSVDB
Type: UNKNOWN
98129

Source: CCN
Type: Cisco Security Notice
Cisco NX-OS Software BGP Denial of Service Vulnerability

Source: CISCO
Type: Vendor Advisory
20131004 Cisco NX-OS Software BGP Denial of Service Vulnerability

Source: CCN
Type: OSVDB ID: 98129
Cisco NX-OS BGP Component Invalid AS Path Value Handling Remote DoS (2012-4098)

Source: XF
Type: UNKNOWN
cisco-nxos-cve20124098-dos(87675)

Source: XF
Type: UNKNOWN
cisco-nxos-cve20124098-dos(87675)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:cisco:nx-os:-:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:cisco:nx-os:-:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
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