SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2024-50396

A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions.

HIGH 7.7EPSS 0.63%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.63%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow remote attackers to obtain secret data or modify memory. We have already fixed the vulnerability in the following versions: QTS 5.2.1.2930 build 20241025 and later QuTS hero h5.2.1.2929 build 20241025 and later

CVSS 4.0
7.7 HIGHCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.63% probability · 48th percentile
CISA KEV
Not listed
Weakness
CWE-134
Affected
qnap/qts · qnap/quts hero
Source
security@qnapsecurity.com.tw

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