PT-2016-3468 · Roy Marples · Dhcpcd

Guido Vranken + 1 · Published 2015-12-07 · Updated 2016-04-13 · CVE-2012-6698

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 allows remote DHCP servers to cause a denial of service (out-of-bounds write) via a crafted response. This is due to a problem in the decode search function in dhcp.c.

Recommendations For dhcpcd versions 3.x, consider disabling the decode search function as a temporary workaround until a patch is available. Restrict access to the dhcp.c module to minimize the risk of exploitation.

Fix

DoS

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2012-6698

DLA-362-1

DSA-3534-1

SUSE-SU-2015:2174-1

Affected Products

Dhcpcd

References · 22

• https://security-tracker.debian.org/tracker/CVE-2012-6698 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2012-6698 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2015:2174-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2012-6698 · 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/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
• https://osv.dev/vulnerability/DEBIAN-CVE-2012-6698 · Vendor Advisory
• http://debian.org/security/2016/dsa-3534 · 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