Input validation error in DHCP - CVE-2010-2156
Published: June 7, 2010 / Updated: August 4, 2020
Vulnerability identifier: #VU33982
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:A/U:Green
CVE-ID: CVE-2010-2156
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vendor: ISC
Affected software:
DHCP
DHCP
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
ISC DHCP 4.1 before 4.1.1-P1 and 4.0 before 4.0.2-P1 allows remote attackers to cause a denial of service (server exit) via a zero-length client ID.
How to mitigate CVE-2010-2156
Install update from vendor's website.
Sources
- http://ftp.isc.org/isc/dhcp/dhcp-4.0.2-P1-RELNOTES
- http://ftp.isc.org/isc/dhcp/dhcp-4.1.1-P1-RELNOTES
- http://lists.fedoraproject.org/pipermail/package-announce/2010-June/042843.html
- http://secunia.com/advisories/40116
- http://www.exploit-db.com/exploits/14185
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:114
- http://www.securityfocus.com/bid/40775
- http://www.securitytracker.com/id?1024093
- https://exchange.xforce.ibmcloud.com/vulnerabilities/59222