How severe is CVE-2024-53857?

CVE-2024-53857 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-2024-53857 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-53857?

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-2024-53857 have an EU (EUVD) identifier?

Yes. CVE-2024-53857 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-3422.

When was CVE-2024-53857 published?

CVE-2024-53857 was published on 2024-12-05 and last updated on 2026-06-17.

CVE-2024-53857

CVE-2024-53857 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-770.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-3422
Weakness: CWE-770
Published: 2024-12-05
Last modified: 2026-06-17

Description

rPGP is a pure Rust implementation of OpenPGP. Prior to 0.14.1, rPGP allows attackers to trigger resource exhaustion vulnerabilities in rpgp by providing crafted messages. This affects general message parsing and decryption with symmetric keys.

Frequently asked questions

What is CVE-2024-53857?: rPGP is a pure Rust implementation of OpenPGP. Prior to 0.14.1, rPGP allows attackers to trigger resource exhaustion vulnerabilities in rpgp by providing crafted messages. This affects general message parsing and decryption with symmetric keys.
How severe is CVE-2024-53857?: CVE-2024-53857 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-2024-53857 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-53857?: 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-2024-53857 have an EU (EUVD) identifier?: Yes. CVE-2024-53857 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-3422.
When was CVE-2024-53857 published?: CVE-2024-53857 was published on 2024-12-05 and last updated on 2026-06-17.

References

https://github.com/rpgp/rpgp/security/advisories/GHSA-4grw-m28r-q285

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