Out-of-bounds write in ReadyMedia (formerly MiniDLNA) - CVE-2023-33476

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Main Vulnerability Database Vulnerabilities #VU77642

Out-of-bounds write in ReadyMedia (formerly MiniDLNA) - CVE-2023-33476

Published: June 22, 2023 / Updated: June 22, 2023


Vulnerability identifier: #VU77642
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-33476
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability: Public exploit is available

Vulnerability details

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when handling HTTP requests using chunked transport encoding. A remote attacker can send a specially crafted HTTP request to the server, trigger an out-of-bounds write and execute arbitrary code on the target system.


Affected software

ReadyMedia (formerly MiniDLNA)
Debian Linux
Gentoo Linux
Ubuntu
minidlna (Ubuntu package)
minidlna (Debian package)
net-misc/minidlna

How to mitigate CVE-2023-33476

Install updates from vendor's website.

ReadyMedia (formerly MiniDLNA) - update to 1.3.3
minidlna (Ubuntu package) - addressed in versions Ubuntu Pro, 1.2.1+dfsg-1ubuntu0.20.04.2, 1.3.0+dfsg-2.1ubuntu0.1, 1.3.0+dfsg-2.2ubuntu0.1
minidlna (Debian package) - addressed in versions 1.3.0+dfsg-2.2+deb12u1, 1.3.0+dfsg-2+deb11u2
net-misc/minidlna - update to 1.3.3

Links to Public Exploits and PoC-codes

External References

Related Security Bulletins