CVE-2021-4105

9.8 CRITICAL

Published: February 24, 2023 Modified: May 18, 2026

Description

Improper Handling of Parameters vulnerability in BG-TEK COSLAT Firewall allows Remote Code Inclusion. This issue affects COSLAT Firewall: from 5.24.0.R.20180630 before 5.24.0.R.20210727.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://blog.coslat.com/2021/07/onemli-kritik-guncelleme-2021-07-27.html

Source: iletisim@usom.gov.tr

Vendor Advisory

https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-23-0108

Source: iletisim@usom.gov.tr

https://www.usom.gov.tr/bildirim/tr-23-0108

Source: iletisim@usom.gov.tr

Third Party Advisory

http://blog.coslat.com/2021/07/onemli-kritik-guncelleme-2021-07-27.html

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

https://www.usom.gov.tr/bildirim/tr-23-0108

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

5 reference(s) from NVD

Quick Stats

CVSS v3 Score

9.8 / 10.0

EPSS (Exploit Probability)

0.9%

54th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-755

Affected Vendors

bg-tek

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