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Status published
High
CVE-2021-42257
check_smart before 6.9.1 allows unintended drive access by an unprivileged...
Vulnerability Description
check_smart before 6.9.1 allows unintended drive access by an unprivileged user because it only checks for a substring match of a device path (the /dev/bus substring and a number), aka an unanchored regular expression.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://www.claudiokuenzler.com/monitoring-plugins/check_smart.php
- https://www.claudiokuenzler.com/blog/1068/check_smart-6.9.1-security-fix-release-pseudo-device-path
- https://bugzilla.suse.com/show_bug.cgi?id=1183057
- http://www.openwall.com/lists/oss-security/2021/10/14/2
- https://nvd.nist.gov/vuln/detail/CVE-2021-42257
Affected Vendor
check smart project
View all reports →Affected Software
check smart
Vulnerable Versions:
0
Timeline
Official Publish:
October 11th, 2021
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.