SB2015051208 - Ubuntu update for quagga
Published: May 12, 2015 Updated: October 30, 2026
Security Bulletin ID
SB2015051208
CSH Severity
Medium
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 vulnerability.
1) Reachable Assertion (CVE-ID: CVE-2009-1572)
CWE-ID: CWE-617 - Reachable Assertion
CVSSv4: 8.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a reachable assertion within BGP daemon (bgpd) when processing ASN elements whose string representation is longer than expected in the AS path. A remote attacker can pass specially crafted AS path to the service and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.