CVE-2013-4786
CVE-2013-4786 is a high-severity vulnerability in Intel Intelligent Platform Management Interface with a CVSS 3.x base score of 7.5. Its EPSS exploit-prediction score of 82% places it in the 100th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-255.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 7.8
- EPSS exploit prediction: 82% (100th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-255
- Affected product: Intel Intelligent Platform Management Interface
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2013-4786?
- 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.
- How severe is CVE-2013-4786?
- CVE-2013-4786 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2013-4786 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 82% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2013-4786?
- CVE-2013-4786 primarily affects Intel Intelligent Platform Management Interface. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2013-4786?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2013-4786 published?
- CVE-2013-4786 was published on 2013-07-08 and last updated on 2026-06-16.
References
- http://fish2.com/ipmi/remote-pw-cracking.html
- http://marc.info/?l=bugtraq&m=139653661621384&w=2
- http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html
- https://community.rapid7.com/community/metasploit/blog/2013/07/02/a-penetration-testers-guide-to-ipmi
- https://nvidia.custhelp.com/app/answers/detail/a_id/5010
- https://security.netapp.com/advisory/ntap-20190919-0005/
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-c04197764
Affected products (2)
- cpe:2.3:o:oracle:fujitsu_m10_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:a:intel:intelligent_platform_management_interface:2.0:*:*:*:*:*:*:*
Other CWE-255 (Credentials Management Errors) vulnerabilities
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- CVE-2015-7856 — Critical (CVSS 10.0): OpenNMS has a default password of rtc for the rtc account, which makes it easier for remote attackers to obtain access…
- CVE-2014-9736 — Critical (CVSS 10.0): GE Healthcare Centricity Clinical Archive Audit Trail Repository has a default password of initinit for the (1) SSL key…
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- CVE-2014-7232 — Critical (CVSS 10.0): GE Healthcare Discovery XR656 and XR656 G2 has a password of (1) 2getin for the insite user, (2) 4$xray for the xruser…
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