Vulnerability identifier: #VU57303
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-787
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Adobe Reader
Client/Desktop applications /
Office applications
Adobe Acrobat
Client/Desktop applications /
Office applications
Vendor: Adobe
Description
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing JPG2000 images inside a PDF file. A remote attacker can create a specially crafted PDF file, trick the victim into opening it using the affected software, trigger an out-of-bounds write and execute arbitrary code on the target system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Adobe Reader: 2017.008.30051 - 2017.011.30202, 2020.001.30020 - 2020.013.20074
Adobe Acrobat: 17.008.30051 - 17.011.30202, 21.001.20135 - 21.007.20096, 20.001.30020 - 20.013.20074
External links
http://helpx.adobe.com/security/products/acrobat/apsb21-104.html
http://www.zerodayinitiative.com/advisories/ZDI-21-1163/
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.