8.8

CVE-2021-22284: abb 800xa, control software for ac 800m opc server for ac 800m

CVSS: 8.8v3.1HighModified
Published 04-02-2022Last modified 16-09-2024
Open JSON

Vulnerability summary

CVE-2021-22284 is a high (CVSS 8.8) vulnerability in abb 800xa, control software for ac 800m opc server for ac 800m. EPSS estimates a 0.83% chance of exploitation in the next 30 days, higher than 57% of scored vulnerabilities.

Overall risk
35/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.8/10
010
High · v3.1 (NVD)
EPSS score
0.83%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 04-02-2022
    PublishedVulnerability first disclosed.
  2. 16-09-2024
    Last modifiedVulnerability information updated.

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.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

0.83%

Chance of exploitation in the next 30 days

Percentile

57%

Versus all other CVEs

30-day change

0.00 pp

From 0.83% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.83%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Abb5 products

1 vendor · 5 products

References

1 links