#VU57337 Use-after-free in Adobe Illustrator - CVE-2021-36008

Vulnerability identifier: #VU57337

Vulnerability risk: Low

CVSSv4.0: 1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-36008

CWE-ID: CWE-416

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 gain access to sensitive information.

The vulnerability exists due to a use-after-free error when processing specially crafted files. A remote attacker can trick the victim to open a specially crafted PDF, trigger a use-after-free error and gain access to sensitive information.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Adobe Illustrator: 24.0 - 24.3.1, 25.0 - 25.2.3

---

External links
https://helpx.adobe.com/security/products/illustrator/apsb21-42.html
https://www.zerodayinitiative.com/advisories/ZDI-21-1146/

---

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.