Vulnerability Name:

CVE-2014-3284 (CCN-93343)

Assigned:2014-05-23
Published:2014-05-23
Updated:2021-10-05
Summary:Cisco IOS XE on ASR1000 devices, when PPPoE termination is enabled, allows remote attackers to cause a denial of service (device reload) via a malformed PPPoE packet, aka Bug ID CSCuo55180.
CVSS v3 Severity:6.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
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
CVSS v2 Severity:6.1 Medium (CVSS v2 Vector: AV:A/AC:L/Au:N/C:N/I:N/A:C)
4.5 Medium (Temporal CVSS v2 Vector: AV:A/AC:L/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC: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)
4.5 Medium (CCN Temporal CVSS v2 Vector: AV:A/AC:L/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC: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-2014-3284

Source: SECUNIA
Type: Permissions Required
58405

Source: CCN
Type: Cisco Security Notice
Cisco IOS XE Software PPPoE Denial of Service Vulnerability

Source: CISCO
Type: Vendor Advisory
20140523 Cisco IOS XE Software PPPoE Denial of Service Vulnerability

Source: CONFIRM
Type: Vendor Advisory
http://tools.cisco.com/security/center/viewAlert.x?alertId=34346

Source: BID
Type: Third Party Advisory, VDB Entry
67603

Source: CCN
Type: BID-67603
Cisco IOS XE Software PPPoE Packet Handling Denial of Service Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1030283

Source: XF
Type: UNKNOWN
ciscoiosxe-cve20143284-dos(93343)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:cisco:ios_xe:-:*:*:*:*:*:*:*
  • AND
  • cpe:/h:cisco:asr_1002-x:-:*:*:*:*:*:*:*
  • OR cpe:/h:cisco:asr_1001:-:*:*:*:*:*:*:*
  • OR cpe:/h:cisco:asr_1002_fixed_router:-:*:*:*:*:*:*:*
  • OR cpe:/h:cisco:asr_1002:-:*:*:*:*:*:*:*
  • OR cpe:/h:cisco:asr_1004:-:*:*:*:*:*:*:*
  • OR cpe:/h:cisco:asr_1006:-:*:*:*:*:*:*:*
  • OR cpe:/h:cisco:asr_1013:-:*:*:*:*:*:*:*
  • OR cpe:/h:cisco:asr_1023_router:-:*:*:*:*:*:*:*

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

  • * Denotes that component is vulnerable
    BACK
    cisco ios xe -
    cisco asr 1002-x -
    cisco asr 1001 -
    cisco asr 1002 fixed router -
    cisco asr 1002 -
    cisco asr 1004 -
    cisco asr 1006 -
    cisco asr 1013 -
    cisco asr 1023 router -
    cisco ios xe *