CVE-2021-27261
Quick assessment
Affected
Foxit PhantomPDF
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Foxit PhantomPDF是中国福昕（Foxit）公司的一款PDF文档阅读器。 Foxit PhantomPDF 存在缓冲区错误漏洞，该漏洞允许远程攻击者在受影响的Foxit PhantomPDF安装上执行任意代码。
Possible ATT&CK Techniques 1 AI
T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2021-27261
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PhantomPDF 10.1.0.37527. 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 U3D objects in PDF files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated structure. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-12269.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
Foxit PhantomPDF 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Foxit PhantomPDF是中国福昕（Foxit）公司的一款PDF文档阅读器。 Foxit PhantomPDF 存在缓冲区错误漏洞，该漏洞允许远程攻击者在受影响的Foxit PhantomPDF安装上执行任意代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Foxit | PhantomPDF | 10.1.0.37527 | - |
|
II. Public POCs for CVE-2021-27261
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2021-27261 (1)
-
https://www.zerodayinitiative.com/advisories/ZDI-21-343/ x_refsource_MISC
Other References for CVE-2021-27261 (1)
-
https://www.foxitsoftware.com/support/security-bulletins.php x_refsource_MISC
Same Patch Batch · Foxit · 2021-03-30 · 11 CVEs total
| CVE-2021-27271 | Foxit PhantomPDF 缓冲区错误漏洞 | |
| CVE-2021-27269 | Foxit PhantomPDF 缓冲区错误漏洞 | |
| CVE-2021-27270 | Foxit PhantomPDF 缓冲区错误漏洞 | |
| CVE-2021-27268 | Foxit PhantomPDF 资源管理错误漏洞 | |
| CVE-2021-27266 | Foxit PhantomPDF 缓冲区错误漏洞 | |
| CVE-2021-27267 | Foxit PhantomPDF 资源管理错误漏洞 | |
| CVE-2021-27265 | Foxit PhantomPDF 缓冲区错误漏洞 | |
| CVE-2021-27263 | Foxit PhantomPDF 缓冲区错误漏洞 | |
| CVE-2021-27264 | Foxit PhantomPDF 缓冲区错误漏洞 | |
| CVE-2021-27262 | Foxit PhantomPDF 缓冲区错误漏洞 |
IV. Related Vulnerabilities
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-
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CVE-2025-9325
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CVE-2025-9326
Foxit PDF Reader PRC File Parsing Out-Of-Bounds Read Remote
V. Comments for CVE-2021-27261
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