Use After Free in Adobe Acrobat Dc
CVE-2021-28641
Acrobat Reader DC versions 2021.005.20054 (and earlier), 2020.004.30005 (and earlier) and 2017.011.30197 (and earlier) are affected by an Use-after-free vulnerability. 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.
Vulnerability class: Use-After-Free
EPSS: 0.043 (90.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Adobe Acrobat_dc
- Adobe Acrobat Reader — versions unspecified
- Adobe Acrobat_reader_dc
Weakness classification (CWE)
Public proof-of-concept exploits
References
- psirt@adobe.com (x_refsource_MISC, Release Notes, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-28641?
- CVE-2021-28641 is a high-severity vulnerability in Adobe Acrobat Dc, classified under Use After Free. CVSS score: 7.8/10. Published 2021-08-20.
- How severe is CVE-2021-28641?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2021-28641 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.