SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-41566

The file extension of the TadTools file upload function fails to filter, thus remote attackers can upload any types of files and execute arbitrary code without logging in.

CRITICAL 9.8EPSS 2.01%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.01%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

The file extension of the TadTools file upload function fails to filter, thus remote attackers can upload any types of files and execute arbitrary code without logging in.

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
2.01% probability · 80th percentile
CISA KEV
Not listed
Weakness
CWE-434
Affected
tadtools project/tadtools
Source
twcert@cert.org.tw

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