SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-38679

An improper authentication vulnerability has been reported to affect QNAP NAS running Kazoo Server.

CRITICAL 9.8EPSS 0.74%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.74%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An improper authentication vulnerability has been reported to affect QNAP NAS running Kazoo Server. If exploited, this vulnerability allows attackers to compromise the security of the system. We have already fixed this vulnerability in the following versions of Kazoo Server: Kazoo Server 4.11.22 and later

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
0.74% probability · 53th percentile
CISA KEV
Not listed
Weakness
CWE-287
Affected
qnap/kazoo server
Source
security@qnapsecurity.com.tw

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