adobe acrobat-reader-2017 CVE-2021-21045 vulnerability in Adobe Products
Published on February 11, 2021

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

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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.

NVD

Vulnerability Analysis

CVE-2021-21045 can be exploited with local system access, requires user interaction and a small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
REQUIRED
Scope:
CHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is an Authorization Vulnerability?

The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

CVE-2021-21045 has been classified to as an Authorization vulnerability or weakness.


Products Associated with CVE-2021-21045

You can be notified by email with stack.watch whenever vulnerabilities like CVE-2021-21045 are published in these products:

Adobe Acrobat Reader 2017
 
Adobe Acrobat 2017
 
Adobe Acrobat Reader 2020
 
Adobe Acrobat 2020
 
Adobe Acrobat
 

Affected Versions

Adobe Acrobat Reader: adobe acrobat_reader_2017: adobe acrobat_2017: adobe acrobat_reader_2020: adobe acrobat_2020: adobe acrobat_reader_dc: adobe acrobat_reader_dc: adobe acrobat_dc: adobe acrobat_dc:

Exploit Probability

EPSS
0.79%
Percentile
73.46%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.