How severe is CVE-2024-25679?

CVE-2024-25679 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability low.

Is CVE-2024-25679 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-25679?

CVE-2024-25679 affects Pquic. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-25679?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-25679 have an EU (EUVD) identifier?

Yes. CVE-2024-25679 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-22995.

When was CVE-2024-25679 published?

CVE-2024-25679 was published on 2024-02-09 and last updated on 2026-06-17.

CVE-2024-25679

CVE-2024-25679 is a medium-severity vulnerability in Pquic with a CVSS 3.x base score of 6.5. 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-324.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-22995
Weakness: CWE-324
Affected product: Pquic
Published: 2024-02-09
Last modified: 2026-06-17

Description

In PQUIC before 5bde5bb, retention of unused initial encryption keys allows attackers to disrupt a connection with a PSK configuration by sending a CONNECTION_CLOSE frame that is encrypted via the initial key computed. Network traffic sniffing is needed as part of exploitation.

Frequently asked questions

What is CVE-2024-25679?: In PQUIC before 5bde5bb, retention of unused initial encryption keys allows attackers to disrupt a connection with a PSK configuration by sending a CONNECTION_CLOSE frame that is encrypted via the initial key computed. Network traffic sniffing is needed as part of exploitation.
How severe is CVE-2024-25679?: CVE-2024-25679 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability low.
Is CVE-2024-25679 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-25679?: CVE-2024-25679 affects Pquic. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-25679?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-25679 have an EU (EUVD) identifier?: Yes. CVE-2024-25679 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-22995.
When was CVE-2024-25679 published?: CVE-2024-25679 was published on 2024-02-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:pquic:pquic:*:*:*:*:*:*:*:*

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