CVE-2021-45061 : Acrobat Reader DC version 21.007.20099 (and earlier), 20.004.30017 (and earlier)

Acrobat Reader DC version 21.007.20099 (and earlier), 20.004.30017 (and earlier) and 17.011.30204 (and earlier) are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Published 2022-01-14 20:15:15

Updated 2022-01-21 18:25:56

Source Adobe Systems Incorporated

View at NVD, CVE.org

Vulnerability category: Memory Corruption

Products affected by CVE-2021-45061

Adobe » Acrobat Reader » Classic Edition
Versions from including (>=) 17.011.30059 and up to, including, (<=) 17.011.30204
cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:classic:*:*:*
Matching versions
When used together with: Apple » Macos » Version: N/A
When used together with: Microsoft » Windows » Version: N/A
Adobe » Acrobat Reader » Classic Edition
Versions from including (>=) 20.001.30005 and up to, including, (<=) 20.004.30017
cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:classic:*:*:*
Matching versions
When used together with: Apple » Macos » Version: N/A
When used together with: Microsoft » Windows » Version: N/A
Adobe » Acrobat » Classic Edition
Versions from including (>=) 17.011.30059 and up to, including, (<=) 17.011.30204
cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:*
Matching versions
When used together with: Apple » Macos » Version: N/A
When used together with: Microsoft » Windows » Version: N/A
Adobe » Acrobat » Classic Edition
Versions from including (>=) 20.001.30005 and up to, including, (<=) 20.004.30017
cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:*
Matching versions
When used together with: Apple » Macos » Version: N/A
When used together with: Microsoft » Windows » Version: N/A
Adobe » Acrobat Dc » Continuous Edition
Versions from including (>=) 15.008.20082 and up to, including, (<=) 21.007.20099
cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:*
Matching versions
When used together with: Microsoft » Windows » Version: N/A
Adobe » Acrobat Reader Dc » Continuous Edition
Versions from including (>=) 15.008.20082 and up to, including, (<=) 21.007.20099
cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:*
Matching versions
When used together with: Microsoft » Windows » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2021-45061

EPSS FAQ

0.37%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 73 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-45061

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
9.3	HIGH	AV:N/AC:M/Au:N/C:C/I:C/A:C	8.6	10.0	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
7.8	HIGH	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	1.8	5.9	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: High Availability: High
7.8	HIGH	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	1.8	5.9	Adobe Systems Incorporated
Attack Vector: Local Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2021-45061

CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.
Assigned by:
- nvd@nist.gov (Primary)
- psirt@adobe.com (Secondary)

References for CVE-2021-45061

https://helpx.adobe.com/security/products/acrobat/apsb22-01.html

Adobe Security Bulletin
Vendor Advisory

CVEs referencing this url

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Vulnerability Details : CVE-2021-45061

Products affected by CVE-2021-45061

Exploit prediction scoring system (EPSS) score for CVE-2021-45061

CVSS scores for CVE-2021-45061

CWE ids for CVE-2021-45061

References for CVE-2021-45061