CVE-2023-42365 — MEDIUM (5.5)

Vulnerability 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.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Busybox	Busybox	1.36.1

Related Weaknesses (CWE)

CWE-416

References

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

FAQ

What is CVE-2023-42365?

CVE-2023-42365 is a vulnerability with a CVSS score of 5.5 (MEDIUM). A use-after-free vulnerability was discovered in BusyBox v.1.36.1 via a crafted awk pattern in the awk.c copyvar function.

How severe is CVE-2023-42365?

CVE-2023-42365 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-42365?

Check the references section above for vendor advisories and patch information. Affected products include: Busybox Busybox.