CVE-2026-82479

MEDIUM 6.3

NASA cFS SBN TCP sbn_tcp_if.c OS_read buffer overflow

CVSS Score

6.3

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was identified in NASA cFS up to 7.0.1. Impacted is the function OS_read of the file modules/protocol/tcp/fsw/src/sbn_tcp_if.c of the component SBN TCP Module. Such manipulation of the argument MsgSz leads to buffer overflow. The attack must be carried out from within the local network. The vendor was contacted early about this disclosure but did not respond in any way.

CWE	CWE-120 CWE-119
Vendor	nasa
Product	cfs
Published	Aug 30, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

NASA / cFS

7.0.0 7.0.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/397029 vuldb.com: https://vuldb.com/vuln/397029/cti vuldb.com: https://vuldb.com/cve/CVE-2026-82479 vuldb.com: https://vuldb.com/submit/888017

Credits

🔍 juntheworld (VulDB User) VulDB CNA Team