The IPMI 2.0 specification supports RMCP+ Authenticated Key-Exchange Protocol (RAKP) authentication, which allows remote attackers to obtain password hashes and conduct offline password guessing attacks by obtaining the HMAC from a RAKP message 2 response from a BMC.
CVE-2013-4786
Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2022-05-13. NVD baseline CVSS 7.5; sources differ by 0.0.
- High exploitation likelihood — EPSS 82%
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.5
- EG Score
- 7.5(medium)
- EPSS
- 99.6%
- KEV
- Not listed
Published
July 8, 2013
Last Modified
April 29, 2026
Advisory Details (5)
Auto-updated Apr 30, 2026'[security bulletin] HPSBHF02981 rev.1 - HP Integrated Lights-Out 2, 3, and 4 (iLO2, iLO3, iLO4), IPM' - MARC
http://marc.info/?l=bugtraq&m=139653661621384&w=2Security Bulletin: AMI Baseboard Management Controller (BMC) Firmware Vulnerabilities in NVIDIA DGX-1, DGX-2, and DGX A100 Servers - October 2020 | NVIDIA
https://nvidia.custhelp.com/app/answers/detail/a_id/5010Data Freshness Timeline
(refreshed 2× in last 7d / 21× 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.
- 2026-07-04 06:27 UTCEPSS rescore
- 2026-07-01 15:02 UTCEPSS rescore
- 2026-06-25 13:47 UTCEPSS rescore
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- 2026-06-23 21:30 UTCEPSS rescore
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- 2026-06-21 14:53 UTCEPSS rescore
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- 2026-06-17 17:49 UTCEPSS rescore
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- 2026-06-14 23:14 UTCEPSS rescore
- 2026-06-13 22:57 UTCEPSS rescore
- 2026-06-12 23:08 UTCEPSS rescore
- 2026-06-11 13:56 UTCEPSS rescore
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- 2026-06-10 13:18 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
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- 2026-06-05 22:44 UTCEPSS rescore
- 2026-06-05 06:08 UTCEPSS rescore
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- 2026-06-04 13:09 UTCEPSS rescore
- 2026-06-04 13:09 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-05-31 22:28 UTCEPSS rescore
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- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-28 23:24 UTCEG score recompute
- 2026-05-28 23:24 UTCGHSA enrichment
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
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- 2026-05-24 16:43 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
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- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-21 22:39 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Publicly available exploits
(3 references)Working exploit code is in the public domain (1 Metasploit module) (1 GitHub PoC) (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- GitHub PoCfin3ss3g0d/CosmicRakpFirst seen Oct 23, 2023
CVE-2013-4786 Go exploitation tool
Open source ↗ - Exploit-DBEDB-38633✓ verifiedFirst seen Jul 2, 2013
Intelligent Platform Management Interface - Information Disclosure
Open source ↗ - Metasploitauxiliary/scanner/ipmi/ipmi_dumphashes✓ verifiedFirst seen Jun 20, 2013
IPMI 2.0 RAKP Remote SHA1 Password Hash Retrieval
Open source ↗
Frequently asked(5)
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Dependency Blast Radius
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