CVE-2026-67973
Received Received - Intake

CFDP Replay Attack Causes DoS in NASA cFS

Publication date: 2026-08-03

Last updated on: 2026-08-03

Assigner: MITRE

Description
An issue in the CFDP receive path of NASA cFS v7.0.1 allows attackers to cause a Denial of Service (DoS) via replaying final CFDP PDUs.

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Meta Information

Published
2026-08-03
Last Modified
2026-08-03
Generated
2026-08-04
AI Q&A
2026-08-04
EPSS Evaluated
N/A
NVD
CVE-2026-67973

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
nasa cfs 7.0.1

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-UNKNOWN

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Executive Summary

This vulnerability is in the CFDP receive path of NASA cFS v7.0.1. Attackers can cause a Denial of Service by replaying final CFDP PDUs, disrupting normal operations.

Impact Analysis

It may lead to system crashes or unresponsiveness, causing downtime for services relying on NASA cFS v7.0.1. This disrupts mission-critical operations dependent on the software.

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