How severe is CVE-2023-46565?

CVE-2023-46565 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-46565 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2023-46565?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2023-46565 have an EU (EUVD) identifier?

Yes. CVE-2023-46565 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-1131.

When was CVE-2023-46565 published?

CVE-2023-46565 was published on 2024-04-29 and last updated on 2026-06-17.

CVE-2023-46565

CVE-2023-46565 is a high-severity vulnerability with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-120.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-1131
Weakness: CWE-120
Published: 2024-04-29
Last modified: 2026-06-17

Description

Buffer Overflow vulnerability in osrg gobgp commit 419c50dfac578daa4d11256904d0dc182f1a9b22 allows a remote attacker to cause a denial of service via the handlingError function in pkg/server/fsm.go.

Frequently asked questions

What is CVE-2023-46565?: Buffer Overflow vulnerability in osrg gobgp commit 419c50dfac578daa4d11256904d0dc182f1a9b22 allows a remote attacker to cause a denial of service via the handlingError function in pkg/server/fsm.go.
How severe is CVE-2023-46565?: CVE-2023-46565 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-46565 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2023-46565?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2023-46565 have an EU (EUVD) identifier?: Yes. CVE-2023-46565 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-1131.
When was CVE-2023-46565 published?: CVE-2023-46565 was published on 2024-04-29 and last updated on 2026-06-17.

References

https://github.com/osrg/gobgp/issues/2725

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