Vulnerability Description
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Reader 11.0.0.49893. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14014.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Foxit | Pdf Reader | <= 11.0.0.49893 |
| Foxitsoftware | Pdf Editor | <= 10.1.4.37651 |
| Microsoft | Windows | - |
Related Weaknesses (CWE)
References
- https://www.foxit.com/support/security-bulletins.htmlVendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-916/Third Party AdvisoryVDB Entry
- https://www.foxit.com/support/security-bulletins.htmlVendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-916/Third Party AdvisoryVDB Entry
FAQ
What is CVE-2021-34834?
CVE-2021-34834 is a vulnerability with a CVSS score of 7.8 (HIGH). This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Reader 11.0.0.49893. User interaction is required to exploit this vulnerability in that the ...
How severe is CVE-2021-34834?
CVE-2021-34834 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-34834?
Check the references section above for vendor advisories and patch information. Affected products include: Foxit Pdf Reader, Foxitsoftware Pdf Editor, Microsoft Windows.