CVE-2013-2494
Gentoo Linux Security Advisory 201401-05
Severity Score
7.5
*CVSS v3
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
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.
libdns en ISC DHCP v4.2.x antes de v4.2.5-P1 permite a los servidores de nombres remotos provocar una denegación de servicio (consumo de memoria) a través de vectores relacionados con una expresión regular, como lo demuestra un ataque memoria de agotamiento contra un equipo que ejecuta un proceso de dhcpd, un tema relacionado con CVE-2013-2266.
A memory exhaustion vulnerability in ISC DHCP could lead to Denial of Service. Versions less than 4.2.5_p1 are affected.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2013-03-07 CVE Reserved
- 2013-03-28 CVE Published
- 2024-09-16 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CAPEC
References (1)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://kb.isc.org/article/AA-00880 | 2013-03-29 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Isc Search vendor "Isc" | Dhcp Search vendor "Isc" for product "Dhcp" | 4.2.0 Search vendor "Isc" for product "Dhcp" and version "4.2.0" | - |
Affected
| ||||||
| Isc Search vendor "Isc" | Dhcp Search vendor "Isc" for product "Dhcp" | 4.2.0 Search vendor "Isc" for product "Dhcp" and version "4.2.0" | a1 |
Affected
| ||||||
| Isc Search vendor "Isc" | Dhcp Search vendor "Isc" for product "Dhcp" | 4.2.0 Search vendor "Isc" for product "Dhcp" and version "4.2.0" | a2 |
Affected
| ||||||
| Isc Search vendor "Isc" | Dhcp Search vendor "Isc" for product "Dhcp" | 4.2.0 Search vendor "Isc" for product "Dhcp" and version "4.2.0" | b1 |
Affected
| ||||||
| Isc Search vendor "Isc" | Dhcp Search vendor "Isc" for product "Dhcp" | 4.2.0 Search vendor "Isc" for product "Dhcp" and version "4.2.0" | b2 |
Affected
| ||||||
| Isc Search vendor "Isc" | Dhcp Search vendor "Isc" for product "Dhcp" | 4.2.0 Search vendor "Isc" for product "Dhcp" and version "4.2.0" | p1 |
Affected
| ||||||
| Isc Search vendor "Isc" | Dhcp Search vendor "Isc" for product "Dhcp" | 4.2.0 Search vendor "Isc" for product "Dhcp" and version "4.2.0" | rc1 |
Affected
| ||||||
| Isc Search vendor "Isc" | Dhcp Search vendor "Isc" for product "Dhcp" | 4.2.1 Search vendor "Isc" for product "Dhcp" and version "4.2.1" | - |
Affected
| ||||||
| Isc Search vendor "Isc" | Dhcp Search vendor "Isc" for product "Dhcp" | 4.2.1 Search vendor "Isc" for product "Dhcp" and version "4.2.1" | b1 |
Affected
| ||||||
| Isc Search vendor "Isc" | Dhcp Search vendor "Isc" for product "Dhcp" | 4.2.1 Search vendor "Isc" for product "Dhcp" and version "4.2.1" | rc1 |
Affected
| ||||||
| Isc Search vendor "Isc" | Dhcp Search vendor "Isc" for product "Dhcp" | 4.2.2 Search vendor "Isc" for product "Dhcp" and version "4.2.2" | - |
Affected
| ||||||
| Isc Search vendor "Isc" | Dhcp Search vendor "Isc" for product "Dhcp" | 4.2.2 Search vendor "Isc" for product "Dhcp" and version "4.2.2" | b1 |
Affected
| ||||||
| Isc Search vendor "Isc" | Dhcp Search vendor "Isc" for product "Dhcp" | 4.2.2 Search vendor "Isc" for product "Dhcp" and version "4.2.2" | rc1 |
Affected
| ||||||
| Isc Search vendor "Isc" | Dhcp Search vendor "Isc" for product "Dhcp" | 4.2.3 Search vendor "Isc" for product "Dhcp" and version "4.2.3" | - |
Affected
| ||||||
| Isc Search vendor "Isc" | Dhcp Search vendor "Isc" for product "Dhcp" | 4.2.3 Search vendor "Isc" for product "Dhcp" and version "4.2.3" | p1 |
Affected
| ||||||
| Isc Search vendor "Isc" | Dhcp Search vendor "Isc" for product "Dhcp" | 4.2.3 Search vendor "Isc" for product "Dhcp" and version "4.2.3" | p2 |
Affected
| ||||||
| Isc Search vendor "Isc" | Dhcp Search vendor "Isc" for product "Dhcp" | 4.2.4 Search vendor "Isc" for product "Dhcp" and version "4.2.4" | - |
Affected
| ||||||
| Isc Search vendor "Isc" | Dhcp Search vendor "Isc" for product "Dhcp" | 4.2.4 Search vendor "Isc" for product "Dhcp" and version "4.2.4" | p1 |
Affected
| ||||||
| Isc Search vendor "Isc" | Dhcp Search vendor "Isc" for product "Dhcp" | 4.2.5 Search vendor "Isc" for product "Dhcp" and version "4.2.5" | - |
Affected
| ||||||