CVE-2020-25860

State: Published
Severity: Not scored
Published: Dec 21, 2020
Updated: Aug 4, 2024
Reserved: Sep 23, 2020

Description

The install.c module in the Pengutronix RAUC update client prior to version 1.5 has a Time-of-Check Time-of-Use vulnerability, where signature verification on an update file takes place before the file is reopened for installation. An attacker who can modify the update file just before it is reopened can install arbitrary code on the device.

Scores

The record has no CVSS score.

Weaknesses

CWE-367 Time-of-Check Time-of-Use (CWE-367)

Affected Products

Product	Versions
Pengutronix RAUCn/a	All versions before 1.5Affected

References

https://github.com/rauc/rauc/security/advisories/GHSA-cgf3-h62j-w9vv
https://www.vdoo.com/blog/cve-2020-25860-significant-vulnerability-discovered-rauc-embedded-firmware-update-framework

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