Vulnerability · Published Sep 29, 2021 · Assigned by adobe

CVE-2021-35982Adobe Reader DC Windows Installer Uncontrolled Search Path element could lead to Arbitrary Code Execution

High 7.3

In plain English

A high-severity uncontrolled search path in Acrobat Reader from Adobe. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.8% (higher than 78% of all known vulnerabilities).

Severity (CVSS 3.0)7.3High

Exploit odds (30 days)1.8%top 21.7% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

Acrobat Reader DC versions 2021.005.20060 (and earlier), 2020.004.30006 (and earlier) and 2017.011.30199 (and earlier) are affected by an Uncontrolled Search Path Element vulnerability. A local attacker with non-administrative privileges can plant a malicious DLL to achieve arbitrary code execution in the context of the current user via DLL hijacking. Exploitation of this issue requires user interaction.

Affected products (as reported)

Vendor	Product	Versions
Adobe	Acrobat Reader	unspecified – through 2020.004.30006unspecified – through 2017.011.30199unspecified – through 2021.005.20060unspecified – through None

Weakness: CWE-427 · Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

References

https://helpx.adobe.com/security/products/acrobat/apsb21-55.html x_refsource_MISC