CVE-2023-24025: CRYSTALS-DILITHIUM (in Post-Quantum Cryptography Selected Algorithms 2022) in PQClean d03da30 may allow univer

This month

HIGH 7.5REMOTEMITIGATE

CVE-2023-24025 is a high-severity flaw (CVSS 7.5) affecting pqclean. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

CRYSTALS-DILITHIUM (in Post-Quantum Cryptography Selected Algorithms 2022) in PQClean d03da30 may allow universal forgeries of digital signatures via a template side-channel attack because of intermediate data leakage of one vector.

Why this priority

High severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 55%)
CISA exploited list	No
Weakness	CWE-347
Published	2023-01-20
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: pqclean project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-01-20 21:15 UTCPublished CVE record published
2026-06-17 05:38 UTCUpdated Record last modified

pqclean project pqclean MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy pqclean || rpm -q pqclean || pqclean --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-24025?

pqclean: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-24025 being exploited?

CVE-2023-24025 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-24025 affect?

CVE-2023-24025 affects pqclean. Severity is high (CVSS 7.5). CRYSTALS-DILITHIUM (in Post-Quantum Cryptography Selected Algorithms 2022) in PQClean d03da30 may allow universal forgeries of digital signatures via a template side-channel attack because of intermediate data leakage of one vector.

How urgent is CVE-2023-24025?

Priority 42/100. High severity; Remotely exploitable, no login, no user action

References

← Back to latest CVEs