HarborGuard / CVE
Back to search
HIGHCVE-2026-22023Published Modified CNA GitHub_M

CVE-2026-22023: CryptoLib Has Out-of-Bounds Read in KMC AEAD Encrypt Metadata Parsing via Flawed strtok Pattern

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.

Metrics

CVSS v4.0
8.2
Severity
HIGH
Fixed in
Affected Products
1
Affected packages
  • nasa / CryptoLib
    < 1.4.3
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N