High severity · published Sep 14, 2023
CVE-2023-4516
A CWE-306: Missing Authentication for Critical Function vulnerability exists in the IGSS Update Service that could allow a local attacker to change update source, potentially…
7.8
CVSS
0.2%
EPSS
No
On KEV
Description
A CWE-306: Missing Authentication for Critical Function vulnerability exists in the IGSS Update
Service that could allow a local attacker to change update source, potentially leading to remote
code execution when the attacker force an update containing malicious content.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IU
IGSS Update Service (IGSSupdateservice.exe) · Schneider Electric
v16.0.0.23211 and prior · source: vendor
IG
Interactive Graphical Scada System · Schneider-electric
through 16.0.0.23211 · source: NVD
Affected product
IU
IGSS Update Service (IGSSupdateservice.exe)
Schneider Electric