SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-23138

WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute code.

HIGH 7.8EPSS 8.60%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (8.60%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute code.

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
8.60% probability · 95th percentile
CISA KEV
Not listed
Weakness
CWE-121, CWE-787
Affected
we-con/levistudiou
Source
ics-cert@hq.dhs.gov

References

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