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I. Basic Information for CVE-2021-34976
Vulnerability Information

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Vulnerability Title
Foxit PDF Reader PDF File Parsing Use-After-Free Information Disclosure Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Foxit PDF Reader PDF File Parsing Use-After-Free Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of Foxit PDF Reader. 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 PDF files. 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 in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-14659.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
释放后使用
Source: NVD (National Vulnerability Database)
Vulnerability Title
Foxit PDF Reader 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Foxit PDF Reader是中国福昕(Foxit)公司的一款PDF阅读器。 Foxit PDF Reader 存在缓冲区错误漏洞,该漏洞源于 Foxit PDF Reader 泄露敏感信息。利用此漏洞需要用户交互,目标必须访问恶意页面或打开恶意文件。特定缺陷存在于处理PDF 文件中。 该问题是由于在对对象执行操作之前未验证对象是否存在所致。 攻击者可以结合其他漏洞利用此漏洞在当前进程的上下文中执行任意代码。
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
VendorProductAffected VersionsCPESubscribe
FoxitPDF Reader 11.0.1.49938 -
II. Public POCs for CVE-2021-34976
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III. Intelligence Information for CVE-2021-34976
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IV. Related Vulnerabilities
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