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CVE-2024-33893 Input validation

Routine
Remediate Within 6 Months

CVE Information

Original CVE data

Published:
Updated:

Cosy+ devices running a firmware 21.x below 21.2s10 or a firmware 22.x below 22.1s3 are vulnerable to XSS when displaying the logs due to improper input sanitization. This is fixed in version 21.2s10 and 22.1s3.

CWE: CWE-79
CVSS v2-
CVSS v36.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
References
https://www.ewon.biz/products/cosy/ewon-cosy-wifi
https://www.hms-networks.com/cyber-security
https://hmsnetworks.blob.core.windows.net/nlw/docs/default-source/products/cybersecurity/security-advisory/hms-security-advisory-2024-07-29-001--ewon-several-cosy--vulnerabilities.pdf
https://blog.syss.com/posts/hacking-a-secure-industrial-remote-access-gateway/
Affected Vendors

Hms-networks - (1)

Basic Analysis

Common vulnerability metrics

Vulnerabilty type as detected by PRIOnengine

Input validation

CVSS Scores as calculated by PRIOnengine
CVSS v24.3
AV:N/AC:M/AU:N/C:N/I:P/A:N
CVSS v36.1
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
MITRE CWE Top 25

Vulnerability weakness type is in the top 25 CWEs according to MITRE. View Mitre Top 25 CWEs

Exploits

No exploit code is reported to exist.

Active Exploitation

Vulnerability is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. See the KEV Catalog

Social Network Activity

-

Threat Actor Activity

No sightings of the vulnerability within threat reports.

Cybersecurity Frameworks

How the vulnerability maps against various cybersecurity frameworks

-

Compliance Impact

How the submited vulnerability affects compliance

PCI DSS v3.2.1-6.5.7 - Cross Site Scripting

Web Application Security Frameworks

Applicable if the issue likely affects a web application

WASC-8 - Cross Site Scripting