CVE-2023-27979

Schneider Electric IGSS IGSSdataServer Exposed Dangerous Function Denial-of-Service Vulnerability

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A CWE-345: Insufficient Verification of Data Authenticity vulnerability exists in the Data Server that could allow the renaming of files in the IGSS project report directory, this could lead to denial of service when an attacker sends specific crafted messages to the Data Server TCP port. Affected Products: IGSS Data Server(IGSSdataServer.exe)(V16.0.0.23040 and prior), IGSS Dashboard(DashBoard.exe)(V16.0.0.23040 and prior), Custom Reports(RMS16.dll)(V16.0.0.23040 and prior).

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 exposure of a dangerous function. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.

*Credits: kimiya

CVSS Scores

NISTv3.1 6.5

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

Low

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2023-03-09 CVE Reserved
2023-03-16 CVE Published
2024-03-27 EPSS Updated
2024-08-02 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-345: Insufficient Verification of Data Authenticity

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-073-04&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2023-073-04.pdf	2023-05-24

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Schneider-electric Search vendor "Schneider-electric"		Custom Reports Search vendor "Schneider-electric" for product "Custom Reports"				<= 16.0.0.23040 Search vendor "Schneider-electric" for product "Custom Reports" and version " <= 16.0.0.23040"		-		Affected
Schneider-electric Search vendor "Schneider-electric"		Igss Dashboard Search vendor "Schneider-electric" for product "Igss Dashboard"				<= 16.0.0.23040 Search vendor "Schneider-electric" for product "Igss Dashboard" and version " <= 16.0.0.23040"		-		Affected
Schneider-electric Search vendor "Schneider-electric"		Igss Data Server Search vendor "Schneider-electric" for product "Igss Data Server"				<= 16.0.0.23040 Search vendor "Schneider-electric" for product "Igss Data Server" and version " <= 16.0.0.23040"		-		Affected