SB2013032804 - Buffer overflow in ISC Dhcp
Published: March 28, 2013 Updated: August 11, 2020
Security Bulletin ID
SB2013032804
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2013-2494)
The vulnerability allows a remote #AU# to perform a denial of service (DoS) attack.
libdns in ISC DHCP 4.2.x before 4.2.5-P1 allows remote name servers to cause a denial of service (memory consumption) via vectors involving a regular expression, as demonstrated by a memory-exhaustion attack against a machine running a dhcpd process, a related issue to CVE-2013-2266.
Remediation
Install update from vendor's website.