CVE-2021-20112

A stored cross-site scripting vulnerability exists in TCExam <= 14.8.1. Valid files uploaded via tce_select_mediafile.php with a filename beggining with a period will be rendered as text/html. An attacker with access to tce_select_mediafile.php could upload a malicious javascript payload which would be triggered when another user views the file.

CVSS v3 5.4 MEDIUM
CVSS v2.0 3.5 LOW

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

3.5^/10

CVSS v2.0 : LOW

Vector : AV:N/AC:M/Au:S/C:N/I:P/A:N

Exploitability : 6.8 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://www.tenable.com/security/research/tra-2021-32	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:tecnick:tcexam:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-07-30 14:15

Updated : 2024-02-28 18:28

NVD link : CVE-2021-20112

Mitre link : CVE-2021-20112

CVE.ORG link : CVE-2021-20112

JSON object : View

Products Affected

tecnick

tcexam

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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