CVE-2023-21608
CVSS v3
7.8
HIGH
EPSS Score
84.1 %
exploit probability
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
Description
Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are affected by a Use After Free vulnerability that could result in 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.
CISA Known Exploited Vulnerability
- Date Added
- 2023-10-10
- Patch Due Date
- 2023-10-31
- Ransomware Use
- Unknown
Technical details
- Published
- 2023-01-18
Frequently asked questions
What is CVE-2023-21608?
Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are affected by a Use After Free vulnerability that could result in 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.
Is CVE-2023-21608 actively exploited?
Yes. CVE-2023-21608 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2023-10-31.
What is the CVSS score for CVE-2023-21608?
CVE-2023-21608 has a CVSS v3 base score of 7.8 (HIGH severity).
Is CVE-2023-21608 affecting your environment?
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