Authentication Bypass by Primary Weakness Affecting busybox-warewulf3 package, versions <1.37.0-160000.8.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.27% (20th percentile)

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  • Snyk IDSNYK-SLES1600-BUSYBOXWAREWULF3-21357311
  • published21 Oct 2026
  • disclosed9 Oct 2026

Introduced: 9 Oct 2026

NewCVE-2026-88837  (opens in a new tab)
CWE-305  (opens in a new tab)

How to fix?

Upgrade SLES:16.0.0 busybox-warewulf3 to version 1.37.0-160000.8.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream busybox-warewulf3 package and not the busybox-warewulf3 package as distributed by SLES. See How to fix? for SLES:16.0.0 relevant fixed versions and status.

BusyBox httpd treats yescrypt ($y$) password hashes as plaintext during Basic Authentication, inverting the authentication check.

CVSS Base Scores

version 3.1