8.8
HIGH
CVE-2021-22284
"Bombardier AC 800M OPC Server Privilege Escalation Vulnerability"
Description

Incorrect Permission Assignment for Critical Resource vulnerability in OPC Server for AC 800M allows an attacker to execute arbitrary code in the node running the AC800M OPC Server.

INFO

Published Date :

Feb. 4, 2022, 11:15 p.m.

Last Modified :

Feb. 9, 2022, 6:11 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2021-22284 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 Abb opc_server_for_ac_800m
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-2021-22284.

URL Resource
https://search.abb.com/library/Download.aspx?DocumentID=7PAA000908&LanguageCode=en&DocumentPartId=&Action=Launch Vendor Advisory

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-2021-22284 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-22284 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
  • Initial Analysis by [email protected]

    Feb. 09, 2022

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://search.abb.com/library/Download.aspx?DocumentID=7PAA000908&LanguageCode=en&DocumentPartId=&Action=Launch No Types Assigned https://search.abb.com/library/Download.aspx?DocumentID=7PAA000908&LanguageCode=en&DocumentPartId=&Action=Launch Vendor Advisory
    Added CWE NIST CWE-732
    Added CPE Configuration OR *cpe:2.3:a:abb:opc_server_for_ac_800m:*:*:*:*:*:*:*:* versions from (including) 5.1.0-0 up to (excluding) 6.0.0-4
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.
Exploit Prediction

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

0.10 }} 0.00%

score

0.41882

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
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User Interaction
Scope
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