CVE-2021-28561
Last modified
CVE-2021-28561 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Acrobat Reader DC versions versions 2021.001.20150 (and earlier), 2020.001.30020 (and earlier) and 2017.011.30194 (and earlier) are affected by a memory corruption vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. EPSS estimates a 3.16% chance of exploitation in the next 30 days.
Description
Acrobat Reader DC versions versions 2021.001.20150 (and earlier), 2020.001.30020 (and earlier) and 2017.011.30194 (and earlier) are affected by a memory corruption 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:N/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, <= 21.001.20150 |
| Adobe | Acrobat Reader Dc | >= 15.008.20082, <= 21.001.20150 |
| Adobe | Acrobat | >= 17.011.30059, <= 17.011.30194 |
| Adobe | Acrobat | >= 20.001.30005, <= 20.001.30020 |
| Adobe | Acrobat Reader | >= 17.011.30059, <= 17.011.30194 |
| Adobe | Acrobat Reader | >= 20.001.30005, <= 20.001.30020 |
References
- https://helpx.adobe.com/security/products/acrobat/apsb21-29.htmlRelease Notes, Vendor Advisory
- https://helpx.adobe.com/security/products/acrobat/apsb21-29.htmlRelease Notes, Vendor Advisory
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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Related CVEs from 2021
- CVE-2021-28555Acrobat Reader DC versions versions 2021.001.20150 (and earl…6.5
- CVE-2021-28556Magento versions 2.4.2 (and earlier), 2.4.1-p1 (and earlier)…4.8
- CVE-2021-28557Acrobat Reader DC versions versions 2021.001.20150 (and earl…4.3
- CVE-2021-28558Acrobat Reader DC versions versions 2021.001.20150 (and earl…8.8
- CVE-2021-28559Acrobat Reader DC versions versions 2021.001.20150 (and earl…5.3
- CVE-2021-28560Acrobat Reader DC versions versions 2021.001.20150 (and earl…8.8
- CVE-2021-28562Acrobat Reader DC versions versions 2021.001.20150 (and earl…8.8
- CVE-2021-28563Magento versions 2.4.2 (and earlier), 2.4.1-p1 (and earlier)…6.5
- CVE-2021-28564Acrobat Reader DC versions versions 2021.001.20150 (and earl…8.8
- CVE-2021-28565Acrobat Reader DC versions versions 2021.001.20150 (and earl…8.8
- CVE-2021-28566Magento versions 2.4.2 (and earlier), 2.4.1-p1 (and earlier)…2.7
- CVE-2021-28567Magento versions 2.4.2 (and earlier), 2.4.1-p1 (and earlier)…6.5
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