Schneider Electric IGSS Out-Of-Bounds Read Denial-of-Service Vulnerability
February 11th, 2022
Vulnerability Details
This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Schneider Electric IGSS. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the IGSSDataServer process, which listens on TCP port 12401 by default. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this vulnerability to create a denial-of-service condition on the IGSS application.
Additional Details
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-039-01
https://www.cisa.gov/uscert/ics/advisories/icsa-22-046-01
Disclosure Timeline
- 2021-12-15 - Vulnerability reported to vendor
- 2022-02-11 - Coordinated public release of advisory
- 2023-09-20 - Advisory Updated
Credit
Vyacheslav Moskvin
