Vulnerability Description
Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by an Out-of-bounds Read vulnerability. An unauthenticated attacker could leverage this vulnerability to locally elevate privileges in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Adobe | Acrobat | >= 17.0, <= 17.011.30188 |
| Adobe | Acrobat Dc | <= 20.013.20074 |
| Adobe | Acrobat Reader | >= 17.0, <= 17.011.30188 |
| Adobe | Acrobat Reader Dc | <= 20.013.20074 |
| Apple | Macos | - |
| Microsoft | Windows | - |
Related Weaknesses (CWE)
References
- https://helpx.adobe.com/security/products/acrobat/apsb21-09.htmlVendor Advisory
- https://helpx.adobe.com/security/products/acrobat/apsb21-09.htmlVendor Advisory
FAQ
What is CVE-2021-21034?
CVE-2021-21034 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by an Out-of-bounds Read vulnerability. An unauthenticated ...
How severe is CVE-2021-21034?
CVE-2021-21034 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-21034?
Check the references section above for vendor advisories and patch information. Affected products include: Adobe Acrobat, Adobe Acrobat Dc, Adobe Acrobat Reader, Adobe Acrobat Reader Dc, Apple Macos.