7.8
HIGH
CVE-2020-7479
IGSS Missing Authentication Vulnerability (Privilege Escalation)
Description

A CWE-306: Missing Authentication for Critical Function vulnerability exists in IGSS (Versions 14 and prior using the service: IGSSupdate), which could allow a local user to execute processes that otherwise require escalation privileges when sending local network commands to the IGSS Update Service.

INFO

Published Date :

March 23, 2020, 8:15 p.m.

Last Modified :

Oct. 6, 2022, 7:37 p.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2020-7479 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Schneider-electric interactive_graphical_scada_system
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-7479.

URL Resource
https://www.se.com/ww/en/download/document/SEVD-2020-070-01/ Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-370/ Third Party Advisory VDB Entry

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-7479 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-7479 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Oct. 06, 2022

    Action Type Old Value New Value
    Changed Reference Type https://www.zerodayinitiative.com/advisories/ZDI-20-370/ No Types Assigned https://www.zerodayinitiative.com/advisories/ZDI-20-370/ Third Party Advisory, VDB Entry
  • CVE Modified by [email protected]

    Apr. 03, 2020

    Action Type Old Value New Value
    Added Reference https://www.zerodayinitiative.com/advisories/ZDI-20-370/ [No Types Assigned]
  • Initial Analysis by [email protected]

    Mar. 25, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://www.se.com/ww/en/download/document/SEVD-2020-070-01/ No Types Assigned https://www.se.com/ww/en/download/document/SEVD-2020-070-01/ Vendor Advisory
    Added CWE NIST CWE-306
    Added CPE Configuration OR *cpe:2.3:a:schneider-electric:interactive_graphical_scada_system:*:*:*:*:*:*:*:* versions from (including) 14.0 up to (excluding) 14.0.0.20009
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-7479 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.06 }} 0.02%

score

0.26568

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability