Local Auth Bypass in IGSS Update Service
CVE-2023-4516 Published on September 14, 2023

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.

NVD

Vulnerability Analysis

CVE-2023-4516 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

Missing Authentication for Critical Function

The software does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.


Products Associated with CVE-2023-4516

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Schneider Electric Interactive Graphical Scada System
 

Affected Versions

Schneider Electric IGSS Update Service (IGSSupdateservice.exe) Version v16.0.0.23211 and prior is affected by CVE-2023-4516

Exploit Probability

EPSS
0.03%
Percentile
7.47%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.