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.
CVE-2013-4784
NONECVSS 0.0Elevated
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 50%CVSS: —Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 98.8%
- KEV
- Not listed
Published
July 8, 2013
Last Modified
April 29, 2026
References (14)
- cve@mitrehttp://fish2.com/ipmi/cipherzero.html
- cve@mitrehttp://osvdb.org/show/osvdb/93040
- cve@mitrehttp://www.metasploit.com/modules/auxiliary/scanner/ipmi/ipmi_cipher_zero
- cve@mitrehttp://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html
- cve@mitrehttp://www.wired.com/threatlevel/2013/07/ipmi/
- cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/85569
- cve@mitrehttps://lists.gnu.org/archive/html/freeipmi-devel/2013-02/msg00013.html
- af854a3a-2127-422b-91ae-364da2661108http://fish2.com/ipmi/cipherzero.html
- af854a3a-2127-422b-91ae-364da2661108http://osvdb.org/show/osvdb/93040
- af854a3a-2127-422b-91ae-364da2661108http://www.metasploit.com/modules/auxiliary/scanner/ipmi/ipmi_cipher_zero
- af854a3a-2127-422b-91ae-364da2661108http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html
- af854a3a-2127-422b-91ae-364da2661108http://www.wired.com/threatlevel/2013/07/ipmi/
- af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/85569
- af854a3a-2127-422b-91ae-364da2661108https://lists.gnu.org/archive/html/freeipmi-devel/2013-02/msg00013.html
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 4× in last 7d / 28× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-07 13:41 UTCEPSS rescore
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- 2026-05-29 13:41 UTCEPSS rescore
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- 2026-05-28 23:24 UTCEG score recompute
- 2026-05-28 23:24 UTCGHSA enrichment
- 2026-05-28 13:42 UTCEPSS rescore
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- 2026-05-18 21:29 UTCEPSS rescore
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Related CVEs(same CWE)
Frequently asked(4)
What is CVE-2013-4784?
CVE-2013-4784 is a none vulnerability published on July 8, 2013. 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.
When was CVE-2013-4784 disclosed?
CVE-2013-4784 was first published in the National Vulnerability Database on July 8, 2013, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2013-4784 actively exploited?
CVE-2013-4784 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 98.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2013-4784?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2013-4784, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2013-4784
Is Your Infrastructure Affected by CVE-2013-4784?
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