SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-22751

A CWE-787: Out-of-bounds write vulnerability exists inIGSS Definition (Def.exe) V15.0.0.21140 and prior that could result in disclosure of information or execution of arbitrary code due to lack of input validation, when a malicious CGF (Configuration…

HIGH 7.8EPSS 0.85%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.85%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A CWE-787: Out-of-bounds write vulnerability exists inIGSS Definition (Def.exe) V15.0.0.21140 and prior that could result in disclosure of information or execution of arbitrary code due to lack of input validation, when a malicious CGF (Configuration Group File) file is imported to IGSS Definition.

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
0.85% probability · 56th percentile
CISA KEV
Not listed
Weakness
CWE-787
Affected
schneider-electric/interactive graphical scada system
Source
cybersecurity@se.com

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