Vulnerabilities > CVE-2021-37847 - Unspecified vulnerability in Pengutronix Barebox
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
NONE Availability impact
NONE Summary
crypto/digest.c in Pengutronix barebox through 2021.07.0 leaks timing information because memcmp is used during digest verification.
Vulnerable Configurations
References
- https://gist.github.com/gquere/816dfadbad98745090034100a8a651eb
- https://gist.github.com/gquere/816dfadbad98745090034100a8a651eb
- https://github.com/saschahauer/barebox/commit/0a9f9a7410681e55362f8311537ebc7be9ad0fbe
- https://github.com/saschahauer/barebox/commit/0a9f9a7410681e55362f8311537ebc7be9ad0fbe