SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-22817

A CWE-276: Incorrect Default Permissions vulnerability exists that could cause unauthorized access to the base installation directory leading to local privilege escalation.

HIGH 7.8EPSS 0.20%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.20%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A CWE-276: Incorrect Default Permissions vulnerability exists that could cause unauthorized access to the base installation directory leading to local privilege escalation. Affected Product: Harmony/Magelis iPC Series (All Versions), Vijeo Designer (All Versions prior to V6.2 SP11 Multiple HotFix 4), Vijeo Designer Basic (All Versions prior to V1.2.1)

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.20% probability · 10th percentile
CISA KEV
Not listed
Weakness
CWE-276
Affected
schneider-electric/hmibmuhi29d2801 firmware · schneider-electric/hmibmusi29d2801 firmware · schneider-electric/hmibmuci29d2w01 firmware · schneider-electric/hmibmu0i29d2001 firmware · schneider-electric/hmibmu0i29d200a firmware · schneider-electric/hmibmuhi29d4801 firmware · schneider-electric/hmibmusi29d4801 firmware · schneider-electric/hmibmuci29d4w01 firmware · schneider-electric/hmibmu0i29d4001 firmware · schneider-electric/hmibmu0i29d400a firmware · schneider-electric/hmibmu0i29di00a firmware · schneider-electric/hmibmu0i29de00a firmware · schneider-electric/hmibmphi74d2801 firmware · schneider-electric/hmibmpsi74d2801 firmware · schneider-electric/hmibmp0i74d2001 firmware · schneider-electric/hmibmp0i74d200a firmware · schneider-electric/hmibmphi74d4801 firmware · schneider-electric/hmibmpsi74d4801 firmware · schneider-electric/hmibmp0i74d4001 firmware · schneider-electric/hmibmp0i74d400a firmware · +17 more
Source
cybersecurity@se.com

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