VulnerabilityModified
CVE-2021-37848
common/password.c in Pengutronix barebox through 2021.07.0 leaks timing information because strncmp is used during hash comparison.
HIGH 7.5EPSS 1.54%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.54%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
common/password.c in Pengutronix barebox through 2021.07.0 leaks timing information because strncmp is used during hash comparison.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 1.54% probability · 73th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-203
- Affected
- pengutronix/barebox
- Source
- cve@mitre.org
References
- https://gist.github.com/gquere/816dfadbad98745090034100a8a651ebExploit, Third Party Advisory
- https://github.com/saschahauer/barebox/commit/a3337563c705bc8e0cf32f910b3e9e3c43d962ffPatch, Third Party Advisory
- https://gist.github.com/gquere/816dfadbad98745090034100a8a651ebExploit, Third Party Advisory
- https://github.com/saschahauer/barebox/commit/a3337563c705bc8e0cf32f910b3e9e3c43d962ffPatch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.