What’s Vulnerable › Vulnerabilities

CVE-2023-42365

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-11-27 · updated 2026-06-17
• Weakness: CWE-416

Description

A use-after-free vulnerability was discovered in BusyBox v.1.36.1 via a crafted awk pattern in the awk.c copyvar function.

Affected products

• busybox: 1.36.1

References

• https://bugs.busybox.net/show_bug.cgi?id=15871
• https://bugs.busybox.net/show_bug.cgi?id=15871
• https://lists.debian.org/debian-lts-announce/2025/01/msg00012.html

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