PT-2026-30200 · Nasa · Cfs

0Rbitingzer0 · Published 2026-04-03 · Updated 2026-04-30 · CVE-2026-5474

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions NASA cFS versions up to 7.0.0

Description A flaw exists in NASA cFS up to version 7.0.0 within the CCSDS Packet Header Handler component. Specifically, the CFE MSG GetSize function in the file apps/to lab/fsw/src/to lab passthru encode.c is susceptible to a heap-based buffer overflow. Successful exploitation requires local network access. The project was notified of the issue but has not yet responded.

Recommendations Update to a version newer than 7.0.0.

Fix

Buffer Overflow

Heap Based Buffer Overflow

Weakness Enumeration

CWE-119

CWE-122

Related Identifiers

CVE-2026-5474

Affected Products

Cfs

References · 9

• https://nvd.nist.gov/vuln/detail/CVE-2026-5474 · Security Note
• https://github.com/nasa/cFS/issues/952 · Note
• https://vuldb.com/vuln/355078 · Note
• https://twitter.com/cyberbivash/status/2040142461272572291 · Twitter Post
• https://t.me/cveNotify/161639 · Telegram Post
• https://vuldb.com/submit/781950 · Note
• https://twitter.com/CVEnew/status/2040128714420158580 · Twitter Post
• https://github.com/nasa/cFS · Note
• https://vuldb.com/vuln/355078/cti · Note