CVE-2026-22023

CryptoLib provides a software-only solution using the CCSDS Space Data Link Security Protocol - Extended Procedures (SDLS-EP) to secure communications between a spacecraft running the core Flight System (cFS) and a ground station. Prior to version 1.4.3, there is an out-of-bounds heap read vulnerability in cryptography_aead_encrypt(). This issue has been patched in version 1.4.3.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/nasa/CryptoLib/commit/2372efd3da1ccb226b4297222e25f41ecc84821d	Patch
https://github.com/nasa/CryptoLib/releases/tag/v1.4.3	Release Notes
https://github.com/nasa/CryptoLib/security/advisories/GHSA-8w3h-q8jm-3chq	Exploit Vendor Advisory
https://github.com/nasa/CryptoLib/security/advisories/GHSA-8w3h-q8jm-3chq	Exploit Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:nasa:cryptolib:*:*:*:*:*:*:*:*

History

16 Jan 2026, 16:45

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.5
References	~~() https://github.com/nasa/CryptoLib/commit/2372efd3da1ccb226b4297222e25f41ecc84821d -~~	() https://github.com/nasa/CryptoLib/commit/2372efd3da1ccb226b4297222e25f41ecc84821d - Patch
References	~~() https://github.com/nasa/CryptoLib/releases/tag/v1.4.3 -~~	() https://github.com/nasa/CryptoLib/releases/tag/v1.4.3 - Release Notes
References	~~() https://github.com/nasa/CryptoLib/security/advisories/GHSA-8w3h-q8jm-3chq -~~	() https://github.com/nasa/CryptoLib/security/advisories/GHSA-8w3h-q8jm-3chq - Exploit, Vendor Advisory
First Time		Nasa cryptolib Nasa
CPE		cpe:2.3:a:nasa:cryptolib::::::::

13 Jan 2026, 18:16

Type	Values Removed	Values Added
References	~~() https://github.com/nasa/CryptoLib/security/advisories/GHSA-8w3h-q8jm-3chq -~~	() https://github.com/nasa/CryptoLib/security/advisories/GHSA-8w3h-q8jm-3chq -

10 Jan 2026, 01:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-01-10 01:16

Updated : 2026-01-16 16:45

NVD link : CVE-2026-22023

Mitre link : CVE-2026-22023

CVE.ORG link : CVE-2026-22023

JSON object : View

Products Affected

nasa

cryptolib

CWE

CWE-125

Out-of-bounds Read

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