Improper Check for Unusual or Exceptional Conditions in OpenBGPD Portable - #VU80765
Published: September 13, 2023
Vulnerability identifier: #VU80765
CSH Severity: Medium
CVSSv4.0: 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: N/A
CWE-ID: CWE-754
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
OpenBGPD Portable
OpenBGPD Portable
Software vendor:
OpenBGPD
OpenBGPD
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper error handling when tracking nexthops over IPv6 multipath routes or when receiving a NOTIFICATION while reaching an internal limit. A remote attacker can send specially crafted data to the daemon and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.