Vulnerability Name:

CVE-2014-3270 (CCN-93246)

Assigned:2014-05-19
Published:2014-05-19
Updated:2016-09-07
Summary:The DHCPv6 implementation in Cisco IOS XR allows remote attackers to cause a denial of service (process hang) via a malformed packet, aka Bug ID CSCul80924.
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
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
3.7 Low (CCN 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
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-2014-3270

Source: CCN
Type: Cisco Security Notice
Cisco IOS XR Software DHCP Version 6 Process Hang Vulnerability

Source: CISCO
Type: Vendor Advisory
20140519 Cisco IOS XR Software DHCP Version 6 Process Hang Vulnerability

Source: CCN
Type: BID-67492
Cisco IOS XR Software DHCPv6 Packet Handling CVE-2014-3270 Denial of Service Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1030259

Source: XF
Type: UNKNOWN
ciscoiosxr-cve20143270-dos(93246)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:cisco:ios_xr:*:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:cisco:ios_xr:4.3.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    cisco ios xr *
    cisco ios xr 4.3.0