RCE in Adobe Acrobat Dc
CVE-2021-28634
Acrobat Reader DC versions 2021.005.20054 (and earlier), 2020.004.30005 (and earlier) and 2017.011.30197 (and earlier) are affected by an Improper Neutralization of Special Elements used in an OS Command. An authenticated attacker could leverage this vulnerability to achieve arbitrary code execution on the host machine in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.022 (82.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000
Affected products
- Adobe Acrobat Dc
- Adobe Acrobat Reader — versions unspecified
- Adobe Acrobat Reader Dc
Weakness classification (CWE)
References
- helpx.adobe.com/security/products/acrobat/apsb21-51.html (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-28634?
- CVE-2021-28634 is a high-severity vulnerability in Adobe Acrobat Dc, classified under OS Command Injection. CVSS score: 8.2/10. Published 2021-08-20.
- How severe is CVE-2021-28634?
- High severity. CVSS v3 base score is 8.2 out of 10.