What’s Vulnerable › Vulnerabilities

CVE-2021-22152

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-05-13 · updated 2026-06-17
• Weakness: CWE-20

Description

A Denial of Service due to Improper Input Validation vulnerability in the Management Console component of BlackBerry UEM version(s) 12.13.1 QF2 and earlier and 12.12.1a QF6 and earlier could allow an attacker to potentially to prevent any new user connections.

Affected products

• BlackBerry Unified Endpoint Management: through 12.12.0; 12.12.1a-quick_fix_1, 12.12.1a-quick_fix_2, 12.12.1a-quick_fix_3, 12.12.1a-quick_fix_4, 12.12.1a-quick_fix_5, 12.12.1a-quick_fix_6 (+4)

References

• https://support.blackberry.com/kb/articleDetail?articleNumber=000078971
• https://support.blackberry.com/kb/articleDetail?articleNumber=000078971

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