Vulnerability identifier: #VU61576

Vulnerability risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-20241

CWE-ID: CWE-369

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
ImageMagick
Client/Desktop applications / Multimedia software

Vendor:

Description

The vulnerability allows a remote attacker to perform a denial of service attack.

The vulnerability exists due to a division by zero error within the coders/jp2.c file in ImageMagick. A remote attacker can pass specially crafted data to the application and crash it.

Mitigation
Install update from vendor's website.

Vulnerable software versions

---

External links
http://bugzilla.redhat.com/show_bug.cgi?id=1928952
http://github.com/ImageMagick/ImageMagick/pull/3177

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.