CVE-2020-18651 Memory corruption in n/a

Medium 6.5 Published 22 Aug 2023 Updated 4 Oct 2024

Remote attackers can cause denial of service by tricking users into opening crafted audio files with ID3V2 frames in the exempi library.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2020-18651?

CVE-2020-18651 is a medium-severity memory corruption vulnerability in n/a, published on 22 Aug 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Buffer Overflow vulnerability in function ID3_Support::ID3v2Frame::getFrameValue in exempi 2.5.0 and earlier allows remote attackers to cause a denial of service via opening of crafted audio file with ID3V2 frame.

Weakness: CWE-787

Which versions are affected by CVE-2020-18651?

It affects 1 product.

Linux distribution packages (7)

`exempi` SUSE:Linux Enterprise Module for Desktop Applications 15 SP4	All versions	`2.4.5-150000.3.9.1`
`exempi` SUSE:Linux Enterprise Module for Desktop Applications 15 SP5	All versions	`2.4.5-150000.3.9.1`
`exempi` SUSE:Linux Enterprise Server 12 SP5	All versions	`2.2.1-5.10.1`
`exempi` SUSE:Linux Enterprise Server for SAP Applications 12 SP5	All versions	`2.2.1-5.10.1`
`exempi` SUSE:Linux Enterprise Software Development Kit 12 SP5	All versions	`2.2.1-5.10.1`
`exempi` openSUSE:Leap 15.4	All versions	`2.4.5-150000.3.9.1`
`exempi` openSUSE:Leap 15.5	All versions	`2.4.5-150000.3.9.1`

Products include Exempi Project Exempi.

How do I fix CVE-2020-18651?

Apply the vendor's patch.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-18651 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-18651 exists.

Sources

Also known as DEBIAN-CVE-2020-18651, GHSA-7ch9-xw7x-hf3m, SUSE-SU-2023:3734-1, SUSE-SU-2023:3833-1, UBUNTU-CVE-2020-18651.