6.7

CVE-2021-22278: abb pcm600 Improper Certificate Validation

CVSS: 6.7v3.1MediumModified
Published 28-10-2021Last modified 16-09-2024
Open JSON

Vulnerability summary

CVE-2021-22278 is a medium (CVSS 6.7) Improper Certificate Validation vulnerability in abb pcm600. EPSS estimates a 0.13% chance of exploitation in the next 30 days, higher than 2.2% of scored vulnerabilities.

Overall risk
27/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.7/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.13%
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. 28-10-2021
    PublishedVulnerability first disclosed.
  2. 16-09-2024
    Last modifiedVulnerability information updated.

Description

A certificate validation vulnerability in PCM600 Update Manager allows attacker to get unwanted software packages to be installed on computer which has PCM600 installed.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

0.13%

Chance of exploitation in the next 30 days

Percentile

2%

Versus all other CVEs

30-day change

0.00 pp

From 0.13% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.13%

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

Abb3 products
  • pcm600≥ 2.7, < unspecified | ≥ unspecified, ≤ 2.10
  • pcm600 update manager2.1 | 2.1.0.4 | 2.2 | 2.2.0.1 | 2.2.0.2 | 2.2.0.23 | 2.3.0.60 | 2.4.20041.1 | 2.4.20119.2
  • update_manager2.1 | 2.1.0.4 | 2.2 | 2.2.0.1 | 2.2.0.2 | 2.2.0.23 | 2.3.0.60 | 2.4.20041.1 | 2.4.20119.2 | ≥ 2.7, ≤ 2.10
Hitachi energy2 products
  • pcm600≥ 2.7, < unspecified | ≥ unspecified, ≤ 2.10
  • pcm600 update manager2.1 | 2.1.0.4 | 2.2 | 2.2.0.1 | 2.2.0.2 | 2.2.0.23 | 2.3.0.60 | 2.4.20041.1 | 2.4.20119.2

2 vendors · 5 products

References

2 links