CVE-2021-28559
Last modified
CVE-2021-28559 is a medium-severity vulnerability rated 5.3/10 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 an Information Exposure vulnerability. An unauthenticated attacker could leverage this vulnerability to get access to restricted data stored within global variables and objects.. EPSS estimates a 1.59% 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 an Information Exposure vulnerability. An unauthenticated attacker could leverage this vulnerability to get access to restricted data stored within global variables and objects.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
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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