CVE-2021-21056
Last modified
CVE-2021-21056 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Adobe Framemaker version 2020.0.1 (and earlier) is affected by an Out-of-bounds Read vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. EPSS estimates a 21.22% chance of exploitation in the next 30 days.
Description
Adobe Framemaker version 2020.0.1 (and earlier) is affected by an Out-of-bounds Read vulnerability when parsing a specially crafted file. 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:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Adobe | Framemaker | < 2020.0.2 |
References
- https://helpx.adobe.com/security/products/framemaker/apsb21-14.htmlPatch, Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-282/Third Party Advisory
- https://helpx.adobe.com/security/products/framemaker/apsb21-14.htmlPatch, Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-282/Third Party 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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