Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2021-28640

Severity CVSS v4.0:
Pending analysis
Type:
CWE-416 Use After Free
Publication date:
20/08/2021
Last modified:
26/08/2021

Description

Acrobat Reader DC versions 2021.005.20054 (and earlier), 2020.004.30005 (and earlier) and 2017.011.30197 (and earlier) are affected by an Use-after-free vulnerability. An authenticated attacker could leverage this vulnerability to achieve 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.

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.30 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
7.30
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:M/Au:S/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 6.00 MEDIUM
Vector: AV:N/AC:M/Au:S/C:P/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): Single
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
6.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:* 15.008.20082 (including) 21.005.20054 (including)
cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:classic:*:*:* 17.011.30059 (including) 17.011.30197 (including)
cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:classic:*:*:* 20.001.30005 (including) 20.004.30005 (including)
cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:* 15.008.20082 (including) 21.005.20054 (including)
cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:classic:*:*:* 17.011.30059 (including) 17.011.30197 (including)
cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:classic:*:*:* 20.001.30005 (including) 20.004.30005 (including)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools