Buffer overflow in Debian Linux and dhcpcd - CVE-2012-6698
Published: April 11, 2016 / Updated: August 9, 2020
Vulnerability identifier: #VU40405
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2012-6698
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Debian
roy.marples.name
roy.marples.name
Affected software:
Debian Linux
dhcpcd
Debian Linux
dhcpcd
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The decode_search function in dhcp.c in dhcpcd 3.x allows remote DHCP servers to cause a denial of service (out-of-bounds write) via a crafted response.
How to mitigate CVE-2012-6698
Install update from vendor's website.