Is CVE-2025-46673 in the CISA KEV catalog?

No. CVE-2025-46673 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-46673?

CVE-2025-46673 has a CVSS v3 base score of 4.9 (MEDIUM).

What is the EPSS score for CVE-2025-46673?

CVE-2025-46673 has an EPSS score of 0.41% (33th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-46673?

Upgrade cryptolib to 1.3.2 or later.

CVE & CISA-KEV Catalog

CVE-2025-46673

MEDIUM

4.9

CVSS v3

NVD

Description

NASA CryptoLib before 1.3.2 does not check whether the SA is in an operational state before use, possibly leading to a bypass of the Space Data Link Security protocol (SDLS).

CWE-913

How to fix

Remediation Available

cryptolibNVD

Affected:< 1.3.2Fixed in:1.3.2CVE-2025-46673derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N

Exploit Intelligence

0.41%probability of exploitation in 30 days

33rdpercentile

Low risk: more likely to be exploited than 33% of all known CVEs.

References

Exploit1

securitybynature.fr

Product4

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-05-29.