CVE-2021-21089

CVSS V2 Medium 4.3 CVSS V3 Low 3.3
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 out-of-bounds Read vulnerability. An unauthenticated attacker could leverage this vulnerability to locally escalate privileges in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Overview
  • CVE ID
  • CVE-2021-21089
  • Assigner
  • psirt@adobe.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-09-30T15:15:07
  • Last Modified Date
  • 2021-10-08T15:18:55
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:* 1 OR 20.006.20034 20.013.20074
cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:* 1 OR 20.006.20034 20.013.20074
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:classic:*:*:* 1 OR 20.001.30005 20.001.30018
cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:classic:*:*:* 1 OR 20.001.30005 20.001.30018
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:classic:*:*:* 1 OR 17.011.30158 17.011.30188
cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:classic:*:*:* 1 OR 17.011.30158 17.011.30188
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • NONE
  • Base Score
  • 3.3
  • Base Severity
  • LOW
  • Exploitability Score
  • 1.8
  • Impact Score
  • 1.4
References
Reference URL Reference Tags
https://helpx.adobe.com/security/products/acrobat/apsb21-09.html Release Notes Vendor Advisory
History
Created Old Value New Value Data Type Notes
2022-05-10 06:52:00 Added to TrackCVE
2022-12-05 11:34:34 2021-09-30T15:15Z 2021-09-30T15:15:07 CVE Published Date updated
2022-12-05 11:34:34 2021-10-08T15:18:55 CVE Modified Date updated
2022-12-05 11:34:34 Analyzed Vulnerability Status updated