8.4

CVE-2019-4620: ibm mq_appliance Improper Input Validation

CVSS: 8.4v3.0HighModified
Published 28-01-2020Last modified 17-09-2024
Open JSON

Vulnerability summary

CVE-2019-4620 is a high (CVSS 8.4) Improper Input Validation vulnerability in ibm mq_appliance. EPSS estimates a 0.35% chance of exploitation in the next 30 days, higher than 27.6% of scored vulnerabilities.

Overall risk
34/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.4/10
010
High · v3.0 (CVE.org)
EPSS score
0.35%
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. 28-01-2020
    PublishedVulnerability first disclosed.
  2. 17-09-2024
    Last modifiedVulnerability information updated.

Description

IBM MQ Appliance 8.0 and 9.0 LTS could allow a local attacker to bypass security restrictions caused by improper validation of environment variables. IBM X-Force ID: 168863.

CVSS metrics

4 scores · 2 sources · 3 versions

EPSS trend

Probability

0.35%

Chance of exploitation in the next 30 days

Percentile

28%

Versus all other CVEs

30-day change

0.00 pp

From 0.35% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.35%

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

Ibm1 product
  • mq_appliance8.0.0.3 | 8.0.0.4 | 8.0.0.5 | 8.0.0.6 | 8.0.0.0 | 8.0.0.10 | 8.0.0.11 | 9.1.0.1 | 9.1.1 | 8.0.0.1 | 8.0.0.7 | 8.0.0.9 | 8.0.0.12 | 9.1.0.2 | 9.1.2 | 9.1.0.3 | 9.1.3 | 9.1 | 8.0.0.13 | ≥ 8.0.0.0, < 8.0.0.14 | ≥ 9.1.0, < 9.1.4 | ≥ 9.1.0.0, < 9.1.0.4

1 vendor · 1 product

References

2 links