#VU48120 Out-of-bounds write in Adobe Acrobat and Adobe Reader


Published: 2020-11-03 | Updated: 2020-11-10

Vulnerability identifier: #VU48120

Vulnerability risk: High

CVSSv3.1:

CVE-ID: CVE-2020-24436

CWE-ID: CWE-787

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Adobe Acrobat
Client/Desktop applications / Office applications
Adobe Reader
Client/Desktop applications / Office applications

Vendor: Adobe

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing PDF files. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger an out-of-bounds write and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat: 20.001.30002 - 20.012.20048, 2015.006.30306 - 2015.006.30504, 2017.008.30051 - 2017.012.20098, 2018.011.20055

Adobe Reader: 2020.001.30002 - 2020.012.20048, 2019.008.20071 - 2019.021.20061, 2015.006.30306 - 2015.006.30527, 2017.008.30051 - 2017.012.20098, 2018.009.20044 - 2018.011.20063


CPE

External links
http://helpx.adobe.com/security/products/acrobat/apsb20-67.html
http://www.zerodayinitiative.com/advisories/ZDI-20-1355/


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


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