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I. Basic Information for CVE-2021-34973
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 parsing 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-14968.
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 中存在缓冲区错误漏洞,该漏洞源于产品对PDF文件解析时没有验证对象的存在性。攻击者诱导用户打开恶意文件或恶意页面后可通过该漏洞导致恶意代码执行。
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-2021-34973
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III. Intelligence Information for CVE-2021-34973
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IV. Related Vulnerabilities
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