Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2013-2494

libdns in ISC DHCP 4.2.x before 4.2.5-P1 allows remote name servers to cause a denial of service (memory consumption) via vectors involving a regular expression, as demonstrated by a memory-exhaustion attack against a machine running a dhcpd process, a related issue to CVE-2013-2266.

Published

2013-03-28T16:55:01.060

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.9 (MEDIUM)

CVSSv2 Vector

AV:N/AC:H/Au:S/C:N/I:N/A:C

  • Access Vector: NETWORK
  • Access Complexity: HIGH
  • Authentication: SINGLE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: COMPLETE
Exploitability Score

3.9

Impact Score

6.9

Weaknesses
  • Type: Primary
    CWE-119
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application isc dhcp 4.2.0 Yes
Application isc dhcp 4.2.0 Yes
Application isc dhcp 4.2.0 Yes
Application isc dhcp 4.2.0 Yes
Application isc dhcp 4.2.0 Yes
Application isc dhcp 4.2.0 Yes
Application isc dhcp 4.2.0 Yes
Application isc dhcp 4.2.1 Yes
Application isc dhcp 4.2.1 Yes
Application isc dhcp 4.2.1 Yes
Application isc dhcp 4.2.2 Yes
Application isc dhcp 4.2.2 Yes
Application isc dhcp 4.2.2 Yes
Application isc dhcp 4.2.3 Yes
Application isc dhcp 4.2.3 Yes
Application isc dhcp 4.2.3 Yes
Application isc dhcp 4.2.4 Yes
Application isc dhcp 4.2.4 Yes
Application isc dhcp 4.2.5 Yes
References