High severity · published Jan 28, 2022
CVE-2021-22807
A CWE-787: Out-of-bounds Write vulnerability exists that could cause arbitrary code execution when a malicious *.gd1 configuration file is loaded into the GUIcon tool
7.8
CVSS
0.8%
EPSS
No
On KEV
Description
A CWE-787: Out-of-bounds Write vulnerability exists that could cause arbitrary code execution when a malicious *.gd1 configuration file is loaded into the GUIcon tool. Affected Product: Eurotherm by Schneider Electric GUIcon Version 2.0 (Build 683.003) and prior
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 57% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GU
Guicon · Schneider-electric
through 2.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-22807
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-22807
Vendor Advisory
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-313-07
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