How severe is CVE-2023-46960?

CVE-2023-46960 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability high.

Is CVE-2023-46960 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2023-46960?

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-2023-46960 have an EU (EUVD) identifier?

Yes. CVE-2023-46960 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-1150.

When was CVE-2023-46960 published?

CVE-2023-46960 was published on 2024-04-29 and last updated on 2026-06-17.

CVE-2023-46960

CVE-2023-46960 is a high-severity vulnerability with a CVSS 3.x base score of 8.6. 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 8.6)
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-1150
Weakness: CWE-120
Published: 2024-04-29
Last modified: 2026-06-17

Description

Buffer Overflow vulnerability in PyPXE v.1.8.4 allows a remote attacker to cause a denial of service via the handle function in the tftp module.

Frequently asked questions

What is CVE-2023-46960?: Buffer Overflow vulnerability in PyPXE v.1.8.4 allows a remote attacker to cause a denial of service via the handle function in the tftp module.
How severe is CVE-2023-46960?: CVE-2023-46960 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability high.
Is CVE-2023-46960 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2023-46960?: 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-2023-46960 have an EU (EUVD) identifier?: Yes. CVE-2023-46960 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-1150.
When was CVE-2023-46960 published?: CVE-2023-46960 was published on 2024-04-29 and last updated on 2026-06-17.

References

https://github.com/pypxe/PyPXE/issues/206

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