CVE-2021-28631
Last modified
CVE-2021-28631 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Acrobat Reader DC versions versions 2021.001.20155 (and earlier), 2020.001.30025 (and earlier) and 2017.011.30196 (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. EPSS estimates a 4.71% chance of exploitation in the next 30 days.
Description
Acrobat Reader DC versions versions 2021.001.20155 (and earlier), 2020.001.30025 (and earlier) and 2017.011.30196 (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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Adobe | Acrobat Dc | >= 15.008.20082, <= 21.001.20155 |
| Adobe | Acrobat Reader Dc | >= 15.008.20082, <= 21.001.20155 |
| Adobe | Acrobat | >= 17.011.30180, <= 17.011.30196 |
| Adobe | Acrobat | >= 20.001.30005, <= 20.001.30025 |
| Adobe | Acrobat Reader | >= 17.011.30180, <= 17.011.30196 |
| Adobe | Acrobat Reader | >= 20.001.30005, <= 20.001.30025 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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- CVE-2021-28632Acrobat Reader DC versions versions 2021.001.20155 (and earl…7.8
- CVE-2021-28633Adobe Creative Cloud Desktop Application (installer) version…6.1
- CVE-2021-28634Acrobat Reader DC versions 2021.005.20054 (and earlier), 202…8.2
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