Vulnerability Details : CVE-2021-35985
Acrobat Reader DC versions 2021.005.20054 (and earlier), 2020.004.30005 (and earlier) and 2017.011.30197 (and earlier) are affected by a Null pointer dereference vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Vulnerability category: Memory CorruptionDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2021-35985
Probability of exploitation activity in the next 30 days: 0.07%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 29 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2021-35985
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
Adobe Systems Incorporated |
CWE ids for CVE-2021-35985
-
A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.Assigned by: psirt@adobe.com (Primary)
References for CVE-2021-35985
-
https://helpx.adobe.com/security/products/acrobat/apsb21-51.html
Adobe Security BulletinRelease Notes;Vendor Advisory
Products affected by CVE-2021-35985
- Adobe » Acrobat Dc » Classic EditionVersions from including (>=) 20.001.30005 and up to, including, (<=) 20.004.30005cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:classic:*:*:*
- Adobe » Acrobat Dc » Continuous EditionVersions from including (>=) 15.008.20082 and up to, including, (<=) 21.005.20054cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:*
- Adobe » Acrobat Dc » Classic EditionVersions from including (>=) 17.011.30059 and up to, including, (<=) 17.011.30197cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:classic:*:*:*
- Adobe » Acrobat Reader Dc » Continuous EditionVersions from including (>=) 15.008.20082 and up to, including, (<=) 21.005.20054cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:*
- Adobe » Acrobat Reader Dc » Classic EditionVersions from including (>=) 20.001.30005 and up to, including, (<=) 20.004.30005cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:classic:*:*:*
- Adobe » Acrobat Reader Dc » Classic EditionVersions from including (>=) 17.011.30059 and up to, including, (<=) 17.011.30197cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:classic:*:*:*