Bypass Vulnerability in NASA's CryptoLib Product
CVE-2025-46673

9.9CRITICAL

Key Information:

Vendor

Nasa

Status
Cryptolib
Vendor
CVE Published:
27 April 2025

What is CVE-2025-46673?

NASA's CryptoLib prior to version 1.3.2 is susceptible to a bypass vulnerability due to the lack of verification for the operational state of the Security Association (SA) during use. This shortcoming can lead to potential unauthorized access or manipulation of data, compromising the Space Data Link Security (SDLS) protocol's integrity and effectiveness. It is crucial for users of affected versions to upgrade to 1.3.2 or later to mitigate risks associated with this vulnerability.

Affected Version(s)

CryptoLib 0 < 1.3.2

References

https://securitybynature.fr/post/hacking-cryptolib/
https://github.com/nasa/CryptoLib/compare/v1.3.1...v1.3.2
https://github.com/nasa/CryptoLib/pull/286

CVSS V3.1

Score:
9.9
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

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CVE-2025-46673 : Bypass Vulnerability in NASA's CryptoLib Product