High severity · published Feb 11, 2021
CVE-2021-21045
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 improper access control…
8.2
CVSS
1.8%
EPSS
No
On KEV
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 improper access control vulnerability. An unauthenticated attacker could leverage this vulnerability to elevate privileges in the context of the current user.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.8% · higher than 78% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AC
Acrobat · Adobe
17.0 through 17.011.30188; 20.0 through 20.001.30018 · source: NVD
AD
Acrobat DC · Adobe
through 20.013.20074 · source: NVD
AR
Acrobat Reader · Adobe
17.0 through 17.011.30188; 20.0 through 20.001.300183 · source: NVD
AR
Acrobat Reader DC · Adobe
through 20.013.20074 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-21045
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-21045
Vendor Advisory
https://helpx.adobe.com/security/products/acrobat/apsb21-09.html
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