What’s Vulnerable › Vulnerabilities

CVE-2021-3723

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-11-12 · updated 2026-06-17
• Weakness: CWE-78

Description

A command injection vulnerability was reported in the Integrated Management Module (IMM) of legacy IBM System x 3550 M3 and IBM System x 3650 M3 servers that could allow the execution of operating system commands over an authenticated SSH or Telnet session.

Affected products

• IBM System X3550 M3 Firmware: all versions
• IBM System X3650 M3 Firmware: all versions

References

• https://support.lenovo.com/us/en/product_security/LEN-66347
• https://support.lenovo.com/us/en/product_security/LEN-66347

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