CVE-2021-34960— Foxit PDF Editor Circle Annotation Use-After-Free Remote Code Execution Vulnerability
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I. Basic Information for CVE-2021-34960
Vulnerability Information
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Vulnerability Title
Foxit PDF Editor Circle Annotation Use-After-Free Remote Code Execution Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Foxit PDF Editor Circle Annotation Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Editor. 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-14362.
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 Editor 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Foxit PDF Editor是中国福昕（Foxit）公司的一款PDF编辑器。 Foxit PDF 存在缓冲区错误漏洞，该漏洞源于在对对象执行操作之前未验证对象是否存在，远程攻击者可以在受影响的PDF编辑器安装程序上执行任意代码。
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 | PDF Editor | 11.0.0.49893 | - |
II. Public POCs for CVE-2021-34960
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Foxit · 2024-05-07 · 29 CVEs total
| CVE-2021-34962 | Foxit PDF Editor Caret Annotation Use-After-Free Remote Code Execution Vulnerability | |
| CVE-2021-34948 | Foxit PDF Reader Square Annotation Use-After-Free Remote Code Execution Vulnerability | |
| CVE-2021-34949 | Foxit PDF Reader Annotation Out-Of-Bounds Read Information Disclosure Vulnerability | |
| CVE-2021-34950 | Foxit PDF Reader Annotation Out-Of-Bounds Read Remote Code Execution Vulnerability | |
| CVE-2021-34951 | Foxit PDF Reader Annotation Use of Uninitialized Variable Information Disclosure Vulnerabi | |
| CVE-2021-34952 | Foxit PDF Reader Annotation Use-After-Free Remote Code Execution Vulnerability | |
| CVE-2021-34953 | Foxit PDF Reader Annotation Use of Uninitialized Variable Remote Code Execution Vulnerabil | |
| CVE-2021-34954 | Foxit PDF Editor StrikeOut Annotation Use-After-Free Remote Code Execution Vulnerability | |
| CVE-2021-34955 | Foxit PDF Editor Stamp Annotation Use-After-Free Remote Code Execution Vulnerability | |
| CVE-2021-34956 | Foxit PDF Editor Underline Annotation Use-After-Free Remote Code Execution Vulnerability | |
| CVE-2021-34957 | Foxit PDF Editor Highlight Annotation Use-After-Free Remote Code Execution Vulnerability | |
| CVE-2021-34958 | Foxit PDF Editor Text Annotation Use-After-Free Remote Code Execution Vulnerability | |
| CVE-2021-34959 | Foxit PDF Editor Square Annotation Use-After-Free Remote Code Execution Vulnerability | |
| CVE-2021-34961 | Foxit PDF Editor Ink Annotation Use-After-Free Remote Code Execution Vulnerability | |
| CVE-2021-34976 | Foxit PDF Reader PDF File Parsing Use-After-Free Information Disclosure Vulnerability | |
| CVE-2021-34963 | Foxit PDF Editor PolyLine Annotation Use-After-Free Remote Code Execution Vulnerability | |
| CVE-2021-34964 | Foxit PDF Editor Polygon Annotation Use-After-Free Remote Code Execution Vulnerability | |
| CVE-2021-34965 | Foxit PDF Editor Squiggly Annotation Use-After-Free Remote Code Execution Vulnerability | |
| CVE-2021-34967 | Foxit PDF Editor Line Annotation Use-After-Free Remote Code Execution Vulnerability | |
| CVE-2021-34966 | Foxit PDF Editor FileAttachment Annotation Use-After-Free Remote Code Execution Vulnerabil |
Showing top 20 of 29 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: PDF Editor
- CVE-2021-34968
Foxit PDF Editor transitionToState Use-After-Free Remote Cod - CVE-2021-34966
Foxit PDF Editor FileAttachment Annotation Use-After-Free Re - CVE-2021-34967
Foxit PDF Editor Line Annotation Use-After-Free Remote Code - CVE-2021-34965
Foxit PDF Editor Squiggly Annotation Use-After-Free Remote C - CVE-2021-34964
Foxit PDF Editor Polygon Annotation Use-After-Free Remote Co
Same vendor: Foxit
- CVE-2025-9330
Foxit PDF Reader Update Service Uncontrolled Search Path Ele - CVE-2025-9323
Foxit PDF Reader JP2 File Parsing Out-Of-Bounds Read Informa - CVE-2025-9324
Foxit PDF Reader PRC File Parsing Out-Of-Bounds Read Informa - CVE-2025-9325
Foxit PDF Reader PRC File Parsing Out-Of-Bounds Read Informa - CVE-2025-9326
Foxit PDF Reader PRC File Parsing Out-Of-Bounds Read Remote
V. Comments for CVE-2021-34960
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