Vulnerability Report

CVE-2013-2494

Title: Isc Dhcp Memory Corruption

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2013-2494.

CWE Category CWE-119

Published Date Mar 28, 2013

Modified Date Apr 29, 2026

Exploit Status Not Found

Score 4.9 CVSS v2.0

Exploit Probability (EPSS)

1.04%

Vulnerability Summary

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.

Impacted Vendors

isc 1

Reference Links

https://kb.isc.org/article/AA-00880/ https://kb.isc.org/article/AA-00880/

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

4.9

Access Vector

N/A

Authentication

N/A

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

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2013-2494 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

April 29, 2026 MODIFIED

Vulnerability data updated via NVD.

April 11, 2025 MODIFIED

Vulnerability data or affected products updated.

March 28, 2013 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


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

Affected Stack

No specific products linked.