PT-2016-3470 · Roy Marples · Dhcpcd

Guido Vranken + 1 · Published 2015-12-07 · Updated 2016-04-13 · CVE-2012-6700

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions dhcpcd versions 3.x

Description The issue is related to the decode search function in dhcp.c, which does not properly free allocated memory. This allows remote DHCP servers to cause a denial of service via a crafted response.

Recommendations For dhcpcd versions 3.x, consider updating to a version where the decode search function properly handles memory allocation to prevent denial of service attacks.

Fix

DoS

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2012-6700

DLA-362-1

DSA-3534-1

SUSE-SU-2015:2174-1

Affected Products

Dhcpcd

References · 22

• https://osv.dev/vulnerability/DEBIAN-CVE-2012-6700 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2015:2174-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/source-package/dhcpcd · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-6699 · Security Note
• https://osv.dev/vulnerability/CVE-2012-6700 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2012-6700 · Security Note
• https://osv.dev/vulnerability/DSA-3534-1 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-6700 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-6698 · Security Note
• https://security-tracker.debian.org/tracker/DSA-3534-1 · Vendor Advisory
• http://debian.org/security/2016/dsa-3534 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2012-6700 · Vendor Advisory
• https://suse.com/security/cve/CVE-2012-6698 · Note
• http://openwall.com/lists/oss-security/2015/12/03/1 · Note
• http://openwall.com/lists/oss-security/2015/12/02/1 · Note