CVE-2023-31489: Medium severity Frrouting FRRouting vulnerability
An issue found in Frrouting bgpd v.8.4.2 allows a remote attacker to cause a denial of service via the bgpcapabilityllgr() function.
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is CVE-2023-31489?
CVE-2023-31489 is a vulnerability found in Frrouting bgpd v.8.4.2 that allows a remote attacker to cause a denial of service.
How does CVE-2023-31489 work?
CVE-2023-31489 works by exploiting the bgp_capability_llgr() function in Frrouting bgpd v.8.4.2 to cause a denial of service.
What is the severity of CVE-2023-31489?
The severity of CVE-2023-31489 is not specified.
How can I fix CVE-2023-31489?
To fix CVE-2023-31489, update Frrouting bgpd to version 8.4.2-1ubuntu1.1 on Ubuntu or version 8.4.4-1.1~deb12u1 on Debian.
Where can I find more information about CVE-2023-31489?
You can find more information about CVE-2023-31489 at the following references: [CVE-2023-31489](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-31489), [Ubuntu Security Notice](https://ubuntu.com/security/notices/USN-6136-1), [NVD](https://nvd.nist.gov/vuln/detail/CVE-2023-31489).