CVEvulnerability
CVE-2021-31456
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-05-07
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CVSS 3.0 ([email protected])
- 7.8 HIGH — CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-416
Description
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit Reader 10.1.1.37576. 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-13102.
Affected configurations
• foxitsoftware phantompdf (<= 9.7.5.29616)
• foxitsoftware phantompdf (>= 10.0.0.0 <= 10.1.37598)
• foxitsoftware reader (<= 10.1.3.37598)
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://www.foxitsoftware.com/support/security-bulletins.php Patch, Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-545/ Third Party Advisory, VDB Entry
- https://www.foxitsoftware.com/support/security-bulletins.php Patch, Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-545/ Third Party Advisory, VDB Entry