CVE-2011-4539

CVSS V2 Medium 5 CVSS V3 None
Description
dhcpd in ISC DHCP 4.x before 4.2.3-P1 and 4.1-ESV before 4.1-ESV-R4 does not properly handle regular expressions in dhcpd.conf, which allows remote attackers to cause a denial of service (daemon crash) via a crafted request packet.
Overview
  • CVE ID
  • CVE-2011-4539
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2011-12-08T11:55:02
  • Last Modified Date
  • 2020-04-01T13:09:08
Weakness Enumerations
CWE URL
CWE-20 http://cwe.mitre.org/data/definitions/20.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:isc:dhcp:4.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:isc:dhcp:4.0.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:isc:dhcp:4.0.1:-:*:*:*:*:*:* 1 OR
cpe:2.3:a:isc:dhcp:4.0.1:b1:*:*:*:*:*:* 1 OR
cpe:2.3:a:isc:dhcp:4.0.1:rc1:*:*:*:*:*:* 1 OR
cpe:2.3:a:isc:dhcp:4.0.2:-:*:*:*:*:*:* 1 OR
cpe:2.3:a:isc:dhcp:4.0.2:b1:*:*:*:*:*:* 1 OR
cpe:2.3:a:isc:dhcp:4.0.2:b2:*:*:*:*:*:* 1 OR
cpe:2.3:a:isc:dhcp:4.0.2:b3:*:*:*:*:*:* 1 OR
cpe:2.3:a:isc:dhcp:4.0.2:rc1:*:*:*:*:*:* 1 OR
cpe:2.3:a:isc:dhcp:4.0.3:-:*:*:*:*:*:* 1 OR
cpe:2.3:a:isc:dhcp:4.0.3:b1:*:*:*:*:*:* 1 OR
cpe:2.3:a:isc:dhcp:4.0.3:rc1:*:*:*:*:*:* 1 OR
cpe:2.3:a:isc:dhcp:4.1.1:b3:*:*:*:*:*:* 1 OR
cpe:2.3:a:isc:dhcp:4.1.1:rc1:*:*:*:*:*:* 1 OR
cpe:2.3:a:isc:dhcp:4.1.2:*:*:*:*:*:*:* 1 OR
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:4.1-esv:-:*:*:*:*:*:* 1 OR
cpe:2.3:a:isc:dhcp:4.1-esv:r1:*:*:*:*:*:* 1 OR
cpe:2.3:a:isc:dhcp:4.1-esv:r2:*:*:*:*:*:* 1 OR
cpe:2.3:a:isc:dhcp:4.1-esv:r3:*:*:*:*:*:* 1 OR
cpe:2.3:a:isc:dhcp:4.1-esv:r3_b1:*:*:*:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
References
Reference URL Reference Tags
https://www.isc.org/software/dhcp/advisories/cve-2011-4539 Vendor Advisory
http://www.securitytracker.com/id?1026393 Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/50971 Third Party Advisory VDB Entry
http://secunia.com/advisories/47153 Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2011:182 Third Party Advisory
http://www.ubuntu.com/usn/USN-1309-1 Third Party Advisory
http://secunia.com/advisories/47178 Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2011-December/070980.html Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2011-12/msg00006.html Mailing List Third Party Advisory
http://www.debian.org/security/2012/dsa-2519 Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2012-January/071549.html Mailing List Third Party Advisory
http://security.gentoo.org/glsa/glsa-201301-06.xml Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/71680 Third Party Advisory VDB Entry
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2011-4539
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4539
History
Created Old Value New Value Data Type Notes
2022-05-10 16:45:42 Added to TrackCVE