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Vulnerability IntelligenceUBUNTU-CVE-2023-42365

UBUNTU-CVE-2023-42365

MEDIUM5.5

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

Published Nov 27, 2023

Modified 8 months ago

Fix available

Details

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 Packages

busybox

Ubuntu 24.04 LTS

Fixed in:

1:1.36.1-6ubuntu3.1

References

http://lists.busybox.net/pipermail/busybox/2024-May/090762.html

https://gitlab.alpinelinux.org/alpine/aports/-/blob/master/main/busybox/CVE-2023-42364-CVE-2023-42365.patch

https://ubuntu.com/security/CVE-2023-42365

https://ubuntu.com/security/notices/USN-6961-1

https://www.cve.org/CVERecord?id=CVE-2023-42365

CVSS Analysis

CVSS v3.1

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

RequiredUI:R

Scope

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

HighA:H

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

Upstream

Related

Ecosystems

Ubuntu 24.04 LTS

Timeline

PublishedNov 27, 2023

ModifiedSep 8, 2025

UBUNTU-CVE-2023-42365 | Mondoo Vulnerability Intelligence