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CVE-2021-20116

Quick assessment

Affected
n/a TCExam
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.

Tecnick.com TCExam是英国Tecnick.com公司的一套基于Web的开源电子考试系统。该系统主要用于在线考试等。 Tecnick.com TCExam 存在安全漏洞，该漏洞源于在14.8.3版本之前的TCExam中存在一个反映的跨站点脚本漏洞，tce_filemanager.php 中的 f、d 和 dir 参数中提供的路径未正确验证，可能会通过提供的路径的未净化输出导致反射 XSS。。攻击者可利用该漏洞制造一个恶意链接，如果由管理员触发，则可能劫持受害者的会话或代表他们执行操作。

AI Predicted 6.1 Difficulty: Easy EPSS 0.94% · P59
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I. Basic Information for CVE-2021-20116

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A reflected cross-site scripting vulnerability exists in TCExam <= 14.8.4. The paths provided in the f, d, and dir parameters in tce_select_mediafile.php were not properly validated and could cause reflected XSS via the unsanitized output of the path supplied. An attacker could craft a malicious link which, if triggered by an administrator, could result in the attacker hijacking the victim's session or performing actions on their behalf.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Tecnick.com TCExam 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tecnick.com TCExam是英国Tecnick.com公司的一套基于Web的开源电子考试系统。该系统主要用于在线考试等。 Tecnick.com TCExam 存在安全漏洞，该漏洞源于在14.8.3版本之前的TCExam中存在一个反映的跨站点脚本漏洞，tce_filemanager.php 中的 f、d 和 dir 参数中提供的路径未正确验证，可能会通过提供的路径的未净化输出导致反射 XSS。。攻击者可利用该漏洞制造一个恶意链接，如果由管理员触发，则可能劫持受害者的会话或代表他们执行操作。
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
- TCExam <= 14.8.4 -

II. Public POCs for CVE-2021-20116

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III. Intelligence Information for CVE-2021-20116

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Other References for CVE-2021-20116 (1)

Same Patch Batch · n/a · 2021-08-05 · 54 CVEs total

CVE-2021-22919 Citrix ADC and NetScaler Gateway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-2021-3566 FFmpeg 信息泄露漏洞
CVE-2021-22924 libcurl 资源管理错误漏洞
CVE-2021-22920 Citrix Application Delivery Controller安全漏洞
CVE-2021-1630 MuleSoft Mule 代码问题漏洞
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-2021-21893 Foxit PDF Reader和Foxit PDF Editor 资源管理错误漏洞
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 &rarr; →

IV. Related Vulnerabilities

Same product: TCExam
Same vendor: n/a

V. Comments for CVE-2021-20116

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