CVE-2021-28560
8.8 · HIGHOverview
CVE-2021-28560 is a high-severity vulnerability affecting adobe acrobat_dc. It was published on September 2, 2021 and has a CVSS 3.1 base score of 8.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical 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 Heap-based Buffer Overflow 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.
Remediation
Check the references section for vendor advisories and patches from adobe. Update acrobat_dc to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| adobe | acrobat_dc | 15.008.20082 | Affected |
| adobe | acrobat_reader_dc | 15.008.20082 | Affected |
| adobe | acrobat | 17.011.30059 | Affected |
| adobe | acrobat_reader | 17.011.30059 | Affected |
Frequently Asked Questions
What is CVE-2021-28560?
CVE-2021-28560 is a high-severity vulnerability affecting adobe acrobat_dc. It was published on September 2, 2021 and has a CVSS 3.1 base score of 8.8 (HIGH).
How severe is CVE-2021-28560?
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-28560?
Check the references section for vendor advisories and patches from adobe. Update acrobat_dc to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-28560?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-28560 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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Browser-based exploitation validates findings with real proof-of-concept.
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