What’s Vulnerable › Vulnerabilities

CVE-2021-39296

• Severity: critical (CVSS 10.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-09-09 · updated 2026-06-17
• Weakness: CWE-287

Description

In OpenBMC 2.9, crafted IPMI messages allow an attacker to bypass authentication and gain full control of the system.

Affected products

• OpenBMC Project OpenBMC: 2.9.0

References

• https://github.com/google/security-research/security/advisories/GHSA-gg9x-v835-m48q
• https://github.com/openbmc/openbmc
• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00737.html
• https://github.com/google/security-research/security/advisories/GHSA-gg9x-v835-m48q
• https://github.com/openbmc/openbmc
• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00737.html

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