Vulnerability identifier: #VU56528
Vulnerability risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-843
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 type confusion error when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file, trigger a type confusion error 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: 21.001.20135 - 21.005.20148, 20.001.30020 - 20.013.20074, 17.008.30051 - 17.011.30199
Adobe Reader: 21.005.20060, 21.005.20058, 21.005.20054, 21.005.20148, 21.001.20155, 21.001.20150, 21.001.20149, 21.001.20135, 2020.001.30020 - 2020.013.20074, 2017.008.30051 - 2017.011.30199
External links
http://helpx.adobe.com/security/products/acrobat/apsb21-55.html
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.