CVE-2021-21893
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I. Basic Information for CVE-2021-21893
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A use-after-free vulnerability exists in the JavaScript engine of Foxit Software’s PDF Reader, version 11.0.0.49893. A specially crafted PDF document can trigger the reuse of previously freed memory, which can lead to arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. Exploitation is also possible if a user visits a specially crafted, malicious site if the browser plugin extension is enabled.
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和Foxit PDF Editor 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Foxit PDF Reader和Foxit PDF Editor都是中国福昕（Foxit）公司的产品。Foxit PDF Reader是一款PDF阅读器。Foxit PDF Editor是一款PDF编辑器。 Foxit PDF Reader和Foxit PDF Editor存在资源管理错误漏洞，该漏洞允许远程攻击者可利用该漏洞危及脆弱的系统。
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 | Foxit Reader 11.0.0.49893 | - |
II. Public POCs for CVE-2021-21893
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · n/a · 2021-08-05 · 54 CVEs total
| CVE-2021-22920 | Citrix Application Delivery Controller安全漏洞 | |
| CVE-2021-3655 | Linux kernel 输入验证错误漏洞 | |
| CVE-2021-35325 | TotoLink A720R 缓冲区错误漏洞 | |
| CVE-2021-20592 | Mitsubishi Electric GOT2000 安全漏洞 | |
| CVE-2021-22517 | Micro Focus Data Protector 安全漏洞 | |
| CVE-2021-26586 | HPE Edgeline Infrastructure Management 安全漏洞 | |
| CVE-2021-3642 | Red Hat Wildfly Elytron 安全漏洞 | |
| CVE-2021-1630 | MuleSoft Mule 代码问题漏洞 | |
| CVE-2021-3566 | FFmpeg 信息泄露漏洞 | |
| CVE-2021-22924 | libcurl 资源管理错误漏洞 | |
| CVE-2021-37156 | Redmine 代码问题漏洞 | |
| CVE-2021-22919 | Citrix ADC and NetScaler Gateway安全漏洞 | |
| CVE-2021-22927 | Citrix Application Delivery Controller授权问题漏洞 | |
| CVE-2021-22928 | Citrix Systems Citrix Virtual Apps and Desktops 安全漏洞 | |
| CVE-2021-21831 | Foxit PDF Reader和Foxit PDF Editor 资源管理错误漏洞 | |
| CVE-2021-21870 | Foxit PDF Reader和Foxit PDF Editor 资源管理错误漏洞 | |
| CVE-2021-21785 | IOBit Advanced SystemCare 安全漏洞 | |
| CVE-2021-21792 | IOBit Advanced SystemCare 安全漏洞 | |
| CVE-2021-21791 | IOBit Advanced SystemCare 安全漏洞 | |
| CVE-2021-21790 | IOBit Advanced SystemCare 安全漏洞 |
Showing top 20 of 54 CVEs. View all on vendor page → →
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V. Comments for CVE-2021-21893
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