Vulnerability Name:

CVE-2006-1927 (CCN-25881)

Assigned:2006-04-19
Published:2006-04-19
Updated:2017-07-20
Summary:Cisco IOS XR, when configured for Multi Protocol Label Switching (MPLS) and running on Cisco CRS-1 or Cisco 12000 series routers, allows remote attackers to cause a denial of service (Line card crash) via certain MPLS packets, as identified by Cisco bug ID CSCsc77475.
Only systems that are running Cisco IOS XR and configured for MPLS are affected by this vulnerability.
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)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-Other
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2006-1927

Source: MITRE
Type: CNA
CVE-2006-1928

Source: CCN
Type: SA19740
Cisco IOS XR MPLS Denial of Service Vulnerabilities

Source: SECUNIA
Type: UNKNOWN
19740

Source: CCN
Type: SECTRACK ID: 1015964
Cisco IOS XR MPLS Bugs Let Remote Users Deny Service

Source: SECTRACK
Type: UNKNOWN
1015964

Source: CCN
Type: cisco-sa-20060419-xr
Cisco Security Advisory: Cisco IOS XR MPLS Vulnerabilities

Source: CISCO
Type: UNKNOWN
20060419 Cisco IOS XR MPLS Vulnerabilities

Source: CCN
Type: OSVDB ID: 24811
Cisco IOS XR Crafted MPLS Packet Remote DoS

Source: BID
Type: UNKNOWN
17607

Source: CCN
Type: BID-17607
Cisco IOS XR MPLS Denial of Service Vulnerability

Source: VUPEN
Type: UNKNOWN
ADV-2006-1433

Source: XF
Type: UNKNOWN
cisco-iosxr-mpls-dos(25881)

Source: XF
Type: UNKNOWN
cisco-iosxr-mpls-dos(25881)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:cisco:ios_xr:3.0.1:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.1.0:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.2:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.2.1:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.2.2:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.2.3:*:crs-1:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.2.3:*:prp:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.2.4:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.2.50:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:cisco:ios_xr:3.2.1:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.2.2:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.2.4:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.2.50:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.0.1:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.1.0:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.2:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_ce:3.0.11171:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.2.3::prp:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.2.3::crs-1:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    cisco ios xr 3.0.1
    cisco ios xr 3.1.0
    cisco ios xr 3.2
    cisco ios xr 3.2.1
    cisco ios xr 3.2.2
    cisco ios xr 3.2.3
    cisco ios xr 3.2.3
    cisco ios xr 3.2.4
    cisco ios xr 3.2.50
    cisco ios xr 3.2.1
    cisco ios xr 3.2.2
    cisco ios xr 3.2.4
    cisco ios xr 3.2.50
    cisco ios xr 3.0.1
    cisco ios xr 3.1.0
    cisco ios xr 3.2
    microsoft windows ce 3.0.11171
    cisco ios xr 3.2.3
    cisco ios xr 3.2.3