SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-4105

Improper Handling of Parameters vulnerability in BG-TEK COSLAT Firewall allows Remote Code Inclusion.

CRITICAL 9.8EPSS 0.87%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.87%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.87% probability · 57th percentile
CISA KEV
Not listed
Weakness
CWE-755
Affected
bg-tek/coslat bx5s1d3 firmware · bg-tek/coslat bx5s1d4 firmware · bg-tek/coslat bx5s1d5 firmware · bg-tek/coslat rm1ds1000 firmware · bg-tek/coslat rm2ds2000 firmware · bg-tek/coslat rm2s200 firmware · bg-tek/coslat rm3s300 firmware · bg-tek/coslat rm4s500 firmware
Source
iletisim@usom.gov.tr

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.