CVE-2021-42127: Critical severity ivanti avalanche vulnerability

Published Dec 7, 2021
·
Updated

A deserialization of untrusted data vulnerability exists in Ivanti Avalanche before 6.3.3 using Inforail Service allows arbitrary code execution via Data Repository Service.

Affected Software

1 affected component
Ivanti Avalanche<6.3.3

Event History

Dec 7, 2021
CVE Published
via MITRE·01:13 PM
Data Sourced
via MITRE·01:13 PM
DescriptionWeakness
Data Sourced
via NVD·02:15 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is CVE-2021-42127?

CVE-2021-42127 is a deserialization of untrusted data vulnerability that exists in Ivanti Avalanche before version 6.3.3.

2

How does CVE-2021-42127 affect Ivanti Avalanche?

CVE-2021-42127 allows arbitrary code execution via the Data Repository Service in Ivanti Avalanche before version 6.3.3.

3

What is the severity of CVE-2021-42127?

CVE-2021-42127 has a severity rating of critical with a CVSS score of 9.8.

4

How can I fix CVE-2021-42127?

To fix CVE-2021-42127, it is recommended to upgrade to version 6.3.3 of Ivanti Avalanche.

5

Where can I find more information about CVE-2021-42127?

You can find more information about CVE-2021-42127 in the Ivanti Avalanche 6.3.3 Security Alert article: https://forums.ivanti.com/s/article/Security-Alert-CVE-s-Addressed-in-Avalanche-6-3-3

Contact

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