CVE-2023-31490

Public Exploit

Description

An issue found in Frrouting bgpd v.8.4.2 allows a remote attacker to cause a denial of service via the bgp_attr_psid_sub() function.

7.5

CVSS

Severity: High

CVSS 3.1 •

EPSS 2.19% Top 20%

Vendor Advisory debian.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org

Affected: n/a n/a

References

Link	Tags
https://github.com/FRRouting/frr/issues/13099	third party advisory issue tracking exploit
https://www.debian.org/security/2023/dsa-5495	third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2023/09/msg00020.html	third party advisory mailing list
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LMJNX44SMJM25JZO7XWHDQCOB4SNJPIE/	vendor advisory mailing list third party advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JLG64IF3FU7V76K4TKCCXVNEE6P2VUDO/	vendor advisory mailing list third party advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WXR6PIVY4SWO7HDT4EY733H4X32SCPM4/	vendor advisory mailing list third party advisory

Frequently Asked Questions

What is the severity of CVE-2023-31490?: CVE-2023-31490 has been scored as a high severity vulnerability.
How to fix CVE-2023-31490?: To fix CVE-2023-31490, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-31490 being actively exploited in the wild?: It is possible that CVE-2023-31490 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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