CVE-2013-2494

CVSS V2 Medium 4.9 CVSS V3 None

Description

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.

Overview

CVE ID
CVE-2013-2494

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2013-03-28T16:55:01

Last Modified Date
2013-03-29T04:00:00

Weakness Enumerations

CWE	URL
CWE-119	http://cwe.mitre.org/data/definitions/119.html

CPE Configuration (Product)

CPE	Vulnerable	Operator
cpe:2.3:a:isc:dhcp:4.2.0:::::::*	1	OR
cpe:2.3:a:isc:dhcp:4.2.0:a1::::::	1	OR
cpe:2.3:a:isc:dhcp:4.2.0:a2::::::	1	OR
cpe:2.3:a:isc:dhcp:4.2.0:b1::::::	1	OR
cpe:2.3:a:isc:dhcp:4.2.0:b2::::::	1	OR
cpe:2.3:a:isc:dhcp:4.2.0:p1::::::	1	OR
cpe:2.3:a:isc:dhcp:4.2.0:rc1::::::	1	OR
cpe:2.3:a:isc:dhcp:4.2.1:::::::*	1	OR
cpe:2.3:a:isc:dhcp:4.2.1:b1::::::	1	OR
cpe:2.3:a:isc:dhcp:4.2.1:rc1::::::	1	OR
cpe:2.3:a:isc:dhcp:4.2.2:::::::*	1	OR
cpe:2.3:a:isc:dhcp:4.2.2:b1::::::	1	OR
cpe:2.3:a:isc:dhcp:4.2.2:rc1::::::	1	OR
cpe:2.3:a:isc:dhcp:4.2.3:::::::*	1	OR
cpe:2.3:a:isc:dhcp:4.2.3:p1::::::	1	OR
cpe:2.3:a:isc:dhcp:4.2.3:p2::::::	1	OR
cpe:2.3:a:isc:dhcp:4.2.4:::::::*	1	OR
cpe:2.3:a:isc:dhcp:4.2.4:p1::::::	1	OR
cpe:2.3:a:isc:dhcp:4.2.5:::::::*	1	OR

CVSS Version 2

Version
2.0

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

Access Vector
NETWORK

Access Compatibility
HIGH

Authentication
SINGLE

Confidentiality Impact
NONE

Integrity Impact
NONE

Availability Impact
COMPLETE

Base Score
4.9

Severity
MEDIUM

Exploitability Score
3.9

Impact Score
6.9

References

Reference URL	Reference Tags
https://kb.isc.org/article/AA-00880/	Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2013-2494
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-2494

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 10:46:26				Added to TrackCVE