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CVE-2020-35138

9.8 · CRITICAL

The MobileIron agents through 2021-03-22 for Android and iOS contain a hardcoded encryption key, used to encrypt the submission of username/password details during the authentication process, as de…

Published Mar 29, 2021CWE-798EPSS 1.19%

Overview

CVE-2020-35138 is a critical-severity vulnerability. It was published on March 29, 2021 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The MobileIron agents through 2021-03-22 for Android and iOS contain a hardcoded encryption key, used to encrypt the submission of username/password details during the authentication process, as demonstrated by Mobile@Work (aka com.mobileiron). The key is in the com/mobileiron/common/utils/C4928m.java file. NOTE: It has been asserted that there is no causality or connection between credential encryption and the MiTM attack

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/optiv/rustyIronRefplay.google.com/store/apps/details?id=com.mobileiron&hl=en_US&gl=USRefwww.ivanti.com/blog/a-warranted-response-to-inaccurate-optiv-researchRefwww.optiv.com/explore-optiv-insights/source-zero/mobileiron-mdm-contains-static-key-allowing-account-enumerationRefwww.optiv.com/insights/source-zero/blog/mobileiron-mdm-contains-static-key-allowing-account-enumerationGitHubgithub.com/optiv/rustyIronRefplay.google.com/store/apps/details?id=com.mobileiron&hl=en_US&gl=USRefwww.ivanti.com/blog/a-warranted-response-to-inaccurate-optiv-researchRefwww.optiv.com/explore-optiv-insights/source-zero/mobileiron-mdm-contains-static-key-allowing-account-enumerationRefwww.optiv.com/insights/source-zero/blog/mobileiron-mdm-contains-static-key-allowing-account-enumeration

How CyberStrike helps

Frequently asked questions

What is CVE-2020-35138?

CVE-2020-35138 is a critical-severity vulnerability. It was published on March 29, 2021 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2020-35138?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2020-35138?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2020-35138?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2020-35138 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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