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CVE-2021-45063

Common vulnerabilities & exposures (CVE)

CVE databaseCVE database blogpostRelease & EoL database
 
Published at: - 14-01-2022 09:15
Last modified: - 21-01-2022 07:17
Total changes: - 2

Description

Acrobat Reader DC version 21.007.20099 (and earlier), 20.004.30017 (and earlier) and 17.011.30204 (and earlier) are affected by a use-after-free vulnerability in the processing of Format event actions that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Low
Attack complexity
Local
Attack vector
None
Availability
High
Confidentiality
None
Integrity
None
Privileges required
Unchanged
Scope
Required
User interaction
5.5
Base score
1.8
3.6
Exploitability score
Impact score
 

Verification logic

OR
AND
OR
vendor=adobe AND product=acrobat_dc AND software_edition=continuous AND versionEndIncluding=21.007.20099 AND versionStartIncluding=15.008.20082
vendor=adobe AND product=acrobat_reader_dc AND software_edition=continuous AND versionEndIncluding=21.007.20099 AND versionStartIncluding=15.008.20082
OR
vendor=microsoft AND product=windows AND version=-
AND
OR
vendor=adobe AND product=acrobat AND software_edition=classic AND versionEndIncluding=17.011.30204 AND versionStartIncluding=17.011.30059
vendor=adobe AND product=acrobat AND software_edition=classic AND versionEndIncluding=20.004.30017 AND versionStartIncluding=20.001.30005
vendor=adobe AND product=acrobat_reader AND software_edition=classic AND versionEndIncluding=17.011.30204 AND versionStartIncluding=17.011.30059
vendor=adobe AND product=acrobat_reader AND software_edition=classic AND versionEndIncluding=20.004.30017 AND versionStartIncluding=20.001.30005
OR
vendor=apple AND product=macos AND version=-
vendor=microsoft AND product=windows AND version=-
AND
OR
vendor=adobe AND product=acrobat_dc AND software_edition=continuous AND versionEndIncluding=21.007.20099 AND versionStartIncluding=15.008.20082
vendor=adobe AND product=acrobat_reader_dc AND software_edition=continuous AND versionEndIncluding=21.007.20099 AND versionStartIncluding=15.008.20082
OR
vendor=apple AND product=macos AND version=-
 

Reference

 


Keywords

NVD

 

CVE-2021-45063

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures

 

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