#VU57703 NULL pointer dereference in Adobe Illustrator - CVE-2021-40747

Vulnerability identifier: #VU57703

Vulnerability risk: Medium

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-40747

CWE-ID: CWE-476

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Adobe Illustrator
Client/Desktop applications / Office applications

Vendor: Adobe

Description

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

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Adobe Illustrator: 25.0 - 25.4.1

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External links
https://helpx.adobe.com/security/products/illustrator/apsb21-98.html
https://fortiguard.com/zeroday/FG-VD-21-057

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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.