Vulnerability in Nasa Cryptolib
CVE-2025-46673
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).
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.005 (40.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 40.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
Affected products
- Nasa Cryptolib — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- securitybynature.fr/post/hacking-cryptolib/ (Exploit, Press/Media Coverage)
- github.com/nasa/CryptoLib/compare/v1.3.1...v1.3.2 (Product)
- github.com/nasa/CryptoLib/pull/286 (Product)
- github.com/nasa/CryptoLib/pull/306 (Product)
- github.com/nasa/CryptoLib/compare/v1.3.0...v1.3.1 (Product)
Frequently asked questions
- What is CVE-2025-46673?
- CVE-2025-46673 is a medium-severity vulnerability in Nasa Cryptolib, classified under Improper Control of Dynamically-Managed Code Resources. CVSS score: 4.9/10. Published 2025-04-27.
- How severe is CVE-2025-46673?
- Medium severity. CVSS v3 base score is 4.9 out of 10.
- Is CVE-2025-46673 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.