Vulnerability Details : CVE-2021-28565
Acrobat Reader DC versions versions 2021.001.20150 (and earlier), 2020.001.30020 (and earlier) and 2017.011.30194 (and earlier) are affected by an Out-of-bounds Read vulnerability in the PDFLibTool component. An unauthenticated 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.
Products affected by CVE-2021-28565
- Adobe » Acrobat Reader » Classic EditionVersions from including (>=) 20.001.30005 and up to, including, (<=) 20.001.30020cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:classic:*:*:*
- Adobe » Acrobat Reader » Classic EditionVersions from including (>=) 17.011.30059 and up to, including, (<=) 17.011.30194cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:classic:*:*:*
- Adobe » Acrobat » Classic EditionVersions from including (>=) 17.011.30059 and up to, including, (<=) 17.011.30194cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:*
- Adobe » Acrobat » Classic EditionVersions from including (>=) 20.001.30005 and up to, including, (<=) 20.001.30020cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:*
- Adobe » Acrobat Dc » Continuous EditionVersions from including (>=) 15.008.20082 and up to, including, (<=) 21.001.20150cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:*
- Adobe » Acrobat Reader Dc » Continuous EditionVersions from including (>=) 15.008.20082 and up to, including, (<=) 21.001.20150cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-28565
0.43%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 75 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-28565
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.3
|
HIGH | AV:N/AC:M/Au:N/C:C/I:C/A:C |
8.6
|
10.0
|
NIST | |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST | |
|
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N |
2.8
|
1.4
|
Adobe Systems Incorporated |
CWE ids for CVE-2021-28565
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: psirt@adobe.com (Primary)
References for CVE-2021-28565
-
https://helpx.adobe.com/security/products/acrobat/apsb21-29.html
Adobe Security BulletinRelease Notes;Vendor Advisory
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