CVE-2021-44740
Last modified
CVE-2021-44740 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Acrobat Reader DC version 21.007.20099 (and earlier), 20.004.30017 (and earlier) and 17.011.30204 (and earlier) are affected by a Null pointer dereference vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. EPSS estimates a 3.63% chance of exploitation in the next 30 days.
Description
Acrobat Reader DC version 21.007.20099 (and earlier), 20.004.30017 (and earlier) and 17.011.30204 (and earlier) are affected by a Null pointer dereference vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service 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:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Adobe | Acrobat Dc | >= 15.008.20082, <= 21.007.20099 |
| Adobe | Acrobat Reader Dc | >= 15.008.20082, <= 21.007.20099 |
| Adobe | Acrobat | >= 17.011.30059, <= 17.011.30204 |
| Adobe | Acrobat | >= 20.001.30005, <= 20.004.30017 |
| Adobe | Acrobat Reader | >= 17.011.30059, <= 17.011.30204 |
| Adobe | Acrobat Reader | >= 20.001.30005, <= 20.004.30017 |
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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