CVE-2021-21045

Acrobat Reader DC Improper Installer Access Control Vulnerability Could Lead To Privilege Escalation

Description

Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by an improper access control vulnerability. An unauthenticated attacker could leverage this vulnerability to elevate privileges in the context of the current user.

Category

8.2
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.02% Top 25%
Vendor Advisory adobe.com
Affected: Adobe Acrobat Reader
Published at:
Updated at:

References

Link Tags
https://helpx.adobe.com/security/products/acrobat/apsb21-09.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-21045?
CVE-2021-21045 has been scored as a high severity vulnerability.
How to fix CVE-2021-21045?
To fix CVE-2021-21045, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-21045 being actively exploited in the wild?
It is possible that CVE-2021-21045 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-21045?
CVE-2021-21045 affects Adobe Acrobat Reader.
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