CVE-2019-4620: Input Validation

Published Jan 6, 2020
·
Updated

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.

Other sources

IBM MQ Appliance could allow a local attacker to bypass security restrictions caused by improper validation of environment variables.

Affected Software

6 affected components
IBM MQ Appliance<=8.0
IBM MQ Appliance<=9.1 LTS
IBM MQ Appliance<=9.1 CD
IBM MQ Appliance>=8.0.0.0<8.0.0.14
IBM MQ Appliance>=9.1.0<9.1.4
IBM MQ Appliance>=9.1.0.0<9.1.0.4

Event History

Jan 6, 2020
CVE Published
via IBM·12:00 AM
Jan 28, 2020
CVE Published
via MITRE·06:30 PM
Data Sourced
via MITRE·06:30 PM
DescriptionSeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2019-4620?

CVE-2019-4620 is considered a medium severity vulnerability due to its potential for local attackers to bypass security restrictions.

2

How do I fix CVE-2019-4620?

To fix CVE-2019-4620, it is recommended to update IBM MQ Appliance to a patched version as specified in IBM's advisories.

3

Who is affected by CVE-2019-4620?

CVE-2019-4620 affects IBM MQ Appliance versions 8.0 through 8.0.0.14 and 9.0 through 9.1.0.4 depending on the release.

4

What type of attack does CVE-2019-4620 enable?

CVE-2019-4620 allows local attackers to bypass security restrictions via improper validation of environment variables.

5

Is CVE-2019-4620 exploitable remotely?

CVE-2019-4620 is not exploitable remotely as it requires local access to the affected system.

Contact

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