Vulnerability Name:

CVE-2011-3295 (CCN-75347)

Assigned:2011-08-29
Published:2011-08-29
Updated:2012-10-30
Summary:The NETIO and IPV4_IO processes in Cisco IOS XR 3.8 through 4.1, as used in Cisco Carrier Routing System and other products, allow remote attackers to cause a denial of service (CPU consumption) via crafted network traffic, aka Bug ID CSCti59888.
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:7.8 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
6.6 Medium (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C/E:U/RL:U/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): Complete
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
4.2 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/E:U/RL:U/RC:C)
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-20
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2011-3295

Source: CCN
Type: Cisco Web site
Cisco XR 12410 Router

Source: CONFIRM
Type: UNKNOWN
http://www-europe.cisco.com/cisco/software/release.html?mdfid=279879106&reltype=all&relind=AVAILABLE&release=3.9.2&softwareid=280867577&sortparam=7

Source: CCN
Type: OSVDB ID: 81847
Cisco IOS XR Multiple Process Network Traffic Parsing Remote DoS

Source: SECTRACK
Type: UNKNOWN
1027005

Source: SECTRACK
Type: UNKNOWN
1027006

Source: XF
Type: UNKNOWN
ciscoios-netio-dos(75347)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:cisco:ios_xr:3.8.0:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.8.1:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.8.2:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.8.3:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.8.4:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.9.0:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.9.1:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.9.2:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:4.0.0:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:4.0.1:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:4.0.2:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:4.0.3:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:4.0.4:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:4.1:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:cisco:ios_xr:3.8.1:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.8.0:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.8.2:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.8.3:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.8.4:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.9.0:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.9.1:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:4.0.0:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:4.0.1:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:3.9.2:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:4.0.2:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:4.0.3:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:4.0.4:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios_xr:4.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    cisco ios xr 3.8.0
    cisco ios xr 3.8.1
    cisco ios xr 3.8.2
    cisco ios xr 3.8.3
    cisco ios xr 3.8.4
    cisco ios xr 3.9.0
    cisco ios xr 3.9.1
    cisco ios xr 3.9.2
    cisco ios xr 4.0.0
    cisco ios xr 4.0.1
    cisco ios xr 4.0.2
    cisco ios xr 4.0.3
    cisco ios xr 4.0.4
    cisco ios xr 4.1
    cisco ios xr 3.8.1
    cisco ios xr 3.8.0
    cisco ios xr 3.8.2
    cisco ios xr 3.8.3
    cisco ios xr 3.8.4
    cisco ios xr 3.9.0
    cisco ios xr 3.9.1
    cisco ios xr 4.0.0
    cisco ios xr 4.0.1
    cisco ios xr 3.9.2
    cisco ios xr 4.0.2
    cisco ios xr 4.0.3
    cisco ios xr 4.0.4
    cisco ios xr 4.1