Critical severity · published Apr 27, 2025
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)
9.9
CVSS
0.5%
EPSS
No
On KEV
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).
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 43% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CR
CryptoLib · NASA
before 1.3.2 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-46673
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-46673
Product
https://github.com/nasa/CryptoLib/compare/v1.3.0...v1.3.1
Product
https://github.com/nasa/CryptoLib/compare/v1.3.1...v1.3.2
Product
https://github.com/nasa/CryptoLib/pull/286
Product
https://github.com/nasa/CryptoLib/pull/306
Exploit
https://securitybynature.fr/post/hacking-cryptolib/
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