Is CVE-2013-4784 in the CISA KEV catalog?

No. CVE-2013-4784 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2013-4784?

CVE-2013-4784 has a CVSS v2 base score of 10.0 (HIGH).

What is the EPSS score for CVE-2013-4784?

CVE-2013-4784 has an EPSS score of 49.59% (99th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2013-4784

HIGHEPSS 99th pctl

10.0

CVSS v2

NVD

Description

The HP Integrated Lights-Out (iLO) 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.

CWE-287Improper Authentication

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

49.59%probability of exploitation in 30 days

99thpercentile

Very high risk: more likely to be exploited than 99% of all known CVEs.

References

http://fish2.com/ipmi/cipherzero.html
http://osvdb.org/show/osvdb/93040
http://www.metasploit.com/modules/auxiliary/scanner/ipmi/ipmi_cipher_zero
http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html
http://www.wired.com/threatlevel/2013/07/ipmi/
https://exchange.xforce.ibmcloud.com/vulnerabilities/85569
https://lists.gnu.org/archive/html/freeipmi-devel/2013-02/msg00013.html

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.