#VU55028 Out-of-bounds read in Adobe After Effects - CVE-2021-36019

Vulnerability identifier: #VU55028

Vulnerability risk: Low

CVSSv4.0: 0.2 [CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-36019

CWE-ID: CWE-125

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Adobe After Effects
Client/Desktop applications / Multimedia software

Vendor: Adobe

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Adobe After Effects: 1.0 - 18.3, 2.0 - 2.0.1, 3.0 - 3.1, 4.0 - 4.1, 5.0 - 5.5, 6.0 - 6.5, 7.0, 8.0 - 8.0.2, 9.0 - 9.0.3

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External links
https://helpx.adobe.com/security/products/after_effects/apsb21-54.html
https://www.zerodayinitiative.com/advisories/ZDI-21-901/

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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.