PT-2021-20361 · Mobileiron · Mobileiron Mobile@Work

Published 2021-03-29 · Updated 2021-04-06 · CVE-2021-3391

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions: MobileIron Mobile@Work through 2021-03-22

Description: The issue allows attackers to distinguish among valid, disabled, and nonexistent user accounts by observing the number of failed login attempts needed to produce a Lockout error message.

Recommendations: For MobileIron Mobile@Work through 2021-03-22, consider restricting access to the login functionality to minimize the risk of exploitation until a fix is available. As a temporary workaround, limit the number of failed login attempts to prevent attackers from distinguishing among account types.

Fix

Related Identifiers

CVE-2021-3391

Affected Products

Mobileiron Mobile@Work

References · 6

• https://osv.dev/vulnerability/CVE-2021-3391 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-3391 · Security Note
• https://github.com/optiv/rustyIron · Note
• https://t.me/cvenotify/12728 · Telegram Post
• https://mobileiron.com/en/blog/mobileiron-security-updates-available · Note
• https://optiv.com/explore-optiv-insights/source-zero/mobileiron-mdm-contains-static-key-allowing-account-enumeration · Note