CVE-2022-36440
HighPublic PoC
Published: 03 April 2023
Published
03 April 2023
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.0025
48.4th percentile
Risk Priority
15
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2022-36440 is a high-severity Reachable Assertion (CWE-617) vulnerability in Fedoraproject Fedora. Its CVSS base score is 7.5 (High).
Operationally, ranked at the 48.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-39150
Vulnerability details
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.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
frrouting
frrouting
8.3
fedoraproject
fedora
36, 37, 38
debian
debian linux
10.0, 11.0, 12.0
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.