CVE-2013-4782

Severity: critical (CVSS 10.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 26.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-07-08 · updated 2026-06-16
Weakness: CWE-287

Description

The Supermicro BMC implementation allows remote attackers to bypass authentication and execute arbitrary IPMI commands by using cipher suite 0 (aka cipher zero) and an arbitrary password.

Affected products

Supermicro Bmc: all versions

References

http://fish2.com/ipmi/cipherzero.html
http://osvdb.org/show/osvdb/93038
http://www.metasploit.com/modules/auxiliary/scanner/ipmi/ipmi_cipher_zero
http://www.wired.com/threatlevel/2013/07/ipmi/
https://lists.gnu.org/archive/html/freeipmi-devel/2013-02/msg00013.html
http://fish2.com/ipmi/cipherzero.html
http://osvdb.org/show/osvdb/93038
http://www.metasploit.com/modules/auxiliary/scanner/ipmi/ipmi_cipher_zero
http://www.wired.com/threatlevel/2013/07/ipmi/
https://lists.gnu.org/archive/html/freeipmi-devel/2013-02/msg00013.html

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