Reflected Cross-Site Scripting Vulnerability in TCExam by Team 353
CVE-2021-20116

6.1MEDIUM

Key Information:

Vendor

Tecnick

Status
Tcexam
Vendor
CVE Published:
5 August 2021

What is CVE-2021-20116?

TCExam has a reflective cross-site scripting vulnerability that affects versions up to 14.8.4. The issue arises from improper validation of user input in the parameters f, d, and dir within the tce_select_mediafile.php file. When attackers exploit this vulnerability, they may construct a malicious link that, once activated by an administrator, could lead to session hijacking or unauthorized actions on behalf of the victim. This vulnerability highlights the importance of validating user input to mitigate risks associated with XSS attacks.

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Affected Version(s)

TCExam <= 14.8.4

References

https://www.tenable.com/security/research/tra-2021-32
x_refsource_MISC

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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