CVE-2022-36440
High
Description
A reachable assertion was found in Frrouting frr-bgpd 8.3.0 in the peek_for_as4_capability function. Attackers can maliciously construct BGP open packets and send them to BGP peers running frr-bgpd, resulting in DoS.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Frrouting
PublishedApr 3, 2023
First seenApr 3, 2023
How to fix
Vendor advisories
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GM66PNHGCXZU66LQCTP2FSJLFF6CVMSI/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3HU4PKLUVB5CTMOVQ2GV33TNUNMJCBGD/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BBXEXL2ZQBWCBLNUP6P67FHECXQWSK3L/
- debian.org/security/2023/dsa-5495
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| frrouting frrouting | 8.3 | — |
| fedoraproject fedora | 36, 37, 38 | — |
| debian debian_linux | 10.0, 11.0, 12.0 | — |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.