HIGH
freeipmi: Leakage of password hashes via RAKP authentication
Published Jul 8, 2013
7.5
HIGHCVSS 3.0
EPSS 78.57%
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.
Affected products
No data.
Configuration 1
- ≤ 2290
Configuration 2
- 2.0
No data.
Red Hat Enterprise Linux 5
OpenIPMI
Not affected
Red Hat Enterprise Linux 5
freeipmi
Not affected
Red Hat Enterprise Linux 6
OpenIPMI
Not affected
Red Hat Enterprise Linux 6
freeipmi
Not affected
Red Hat Enterprise Linux 7
OpenIPMI
Not affected
Red Hat Enterprise Linux 7
freeipmi
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | OpenIPMI | Not affected | n/a |
| Red Hat Enterprise Linux 5 | freeipmi | Not affected | n/a |
| Red Hat Enterprise Linux 6 | OpenIPMI | Not affected | n/a |
| Red Hat Enterprise Linux 6 | freeipmi | Not affected | n/a |
| Red Hat Enterprise Linux 7 | OpenIPMI | Not affected | n/a |
| Red Hat Enterprise Linux 7 | freeipmi | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of OpenIPMI or freeipmi as shipped with Red Hat Enterprise Linux 5, 6, and 7.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
7.5 HIGH NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact None
Availability Impact None
7.8 HIGH NVD
AV:N/AC:L/Au:N/C:C/I:N/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact None
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
78.57% 0.78570
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.78570
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (64 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 78.57% (0.78570) | 99.58th | v5 (v2026.06.15) |
| Sep 22, 2026 | 78.57% (0.78570) | 99.57th | v5 (v2026.06.15) |
| Sep 21, 2026 | 74.99% (0.74990) | 99.50th | v5 (v2026.06.15) |
| Sep 6, 2026 | 78.57% (0.78570) | 99.56th | v5 (v2026.06.15) |
| Sep 5, 2026 | 74.99% (0.74990) | 99.48th | v5 (v2026.06.15) |
| Aug 30, 2026 | 78.57% (0.78570) | 99.55th | v5 (v2026.06.15) |
| Aug 28, 2026 | 74.99% (0.74990) | 99.48th | v5 (v2026.06.15) |
| Aug 24, 2026 | 78.57% (0.78570) | 99.55th | v5 (v2026.06.15) |
| Aug 23, 2026 | 74.99% (0.74990) | 99.48th | v5 (v2026.06.15) |
| Jul 29, 2026 | 78.57% (0.78570) | 99.54th | v5 (v2026.06.15) |
| Jun 15, 2026 | 81.80% (0.81802) | 99.60th | v5 (v2026.06.15) |
| Mar 31, 2026 | 67.84% (0.67843) | 98.57th | v4 (v2025.03.14) |
| Mar 4, 2026 | 73.19% (0.73191) | 98.77th | v4 (v2025.03.14) |
| Mar 1, 2026 | 74.35% (0.74347) | 98.82th | v4 (v2025.03.14) |
| Feb 4, 2026 | 73.19% (0.73191) | 98.75th | v4 (v2025.03.14) |
| Feb 1, 2026 | 74.35% (0.74347) | 98.81th | v4 (v2025.03.14) |
| Jan 4, 2026 | 73.19% (0.73191) | 98.74th | v4 (v2025.03.14) |
| Jan 1, 2026 | 74.35% (0.74347) | 98.81th | v4 (v2025.03.14) |
| Dec 4, 2025 | 73.19% (0.73191) | 98.73th | v4 (v2025.03.14) |
| Dec 1, 2025 | 74.35% (0.74347) | 98.79th | v4 (v2025.03.14) |
| Nov 22, 2025 | 73.19% (0.73191) | 98.72th | v4 (v2025.03.14) |
| Nov 4, 2025 | 70.99% (0.70995) | 98.64th | v4 (v2025.03.14) |
| Nov 1, 2025 | 72.25% (0.72247) | 98.70th | v4 (v2025.03.14) |
| Oct 31, 2025 | 70.99% (0.70995) | 98.63th | v4 (v2025.03.14) |
| Oct 4, 2025 | 66.57% (0.66567) | 98.48th | v4 (v2025.03.14) |
| Oct 1, 2025 | 67.99% (0.67990) | 98.55th | v4 (v2025.03.14) |
| Sep 28, 2025 | 65.29% (0.65285) | 98.44th | v4 (v2025.03.14) |
| Sep 24, 2025 | 68.54% (0.68536) | 98.58th | v4 (v2025.03.14) |
| Jul 28, 2025 | 77.81% (0.77805) | 98.94th | v4 (v2025.03.14) |
| Jun 24, 2025 | 78.97% (0.78967) | 99.00th | v4 (v2025.03.14) |
| Jun 15, 2025 | 77.28% (0.77281) | 98.90th | v4 (v2025.03.14) |
| Jun 8, 2025 | 73.77% (0.73773) | 98.73th | v4 (v2025.03.14) |
| Jun 5, 2025 | 69.31% (0.69308) | 98.53th | v4 (v2025.03.14) |
| Jun 1, 2025 | 67.21% (0.67207) | 98.45th | v4 (v2025.03.14) |
| May 23, 2025 | 69.74% (0.69738) | 98.55th | v4 (v2025.03.14) |
| May 4, 2025 | 68.04% (0.68039) | 98.47th | v4 (v2025.03.14) |
| May 1, 2025 | 65.86% (0.65865) | 98.39th | v4 (v2025.03.14) |
| Apr 19, 2025 | 68.04% (0.68039) | 98.46th | v4 (v2025.03.14) |
| Apr 18, 2025 | 65.86% (0.65865) | 98.36th | v4 (v2025.03.14) |
| Apr 10, 2025 | 68.04% (0.68039) | 98.49th | v4 (v2025.03.14) |
| Apr 9, 2025 | 65.86% (0.65865) | 98.38th | v4 (v2025.03.14) |
| Mar 30, 2025 | 68.04% (0.68039) | 98.48th | v4 (v2025.03.14) |
| Mar 29, 2025 | 82.73% (0.82731) | 99.04th | v4 (v2025.03.14) |
| Mar 28, 2025 | 68.04% (0.68039) | 98.47th | v4 (v2025.03.14) |
| Mar 27, 2025 | 82.73% (0.82731) | 99.17th | v4 (v2025.03.14) |
| Mar 20, 2025 | 68.04% (0.68039) | 98.52th | v4 (v2025.03.14) |
| Mar 19, 2025 | 82.73% (0.82731) | 99.20th | v4 (v2025.03.14) |
| Mar 17, 2025 | 65.86% (0.65865) | 98.37th | v4 (v2025.03.14) |
| Feb 5, 2025 | 27.28% (0.27278) | 96.84th | v3 (v2023.03.01) |
| Dec 3, 2024 | 36.51% (0.36512) | 97.28th | v3 (v2023.03.01) |
| Oct 1, 2024 | 30.98% (0.30982) | 97.04th | v3 (v2023.03.01) |
| Aug 12, 2024 | 29.01% (0.29014) | 96.95th | v3 (v2023.03.01) |
| Aug 10, 2024 | 23.25% (0.23254) | 96.62th | v3 (v2023.03.01) |
| Aug 1, 2024 | 29.01% (0.29014) | 96.94th | v3 (v2023.03.01) |
| May 28, 2024 | 23.98% (0.23983) | 96.59th | v3 (v2023.03.01) |
| Mar 25, 2024 | 27.20% (0.27196) | 96.68th | v3 (v2023.03.01) |
| Jan 24, 2024 | 23.98% (0.23983) | 96.18th | v3 (v2023.03.01) |
| Oct 24, 2023 | 26.06% (0.26064) | 96.17th | v3 (v2023.03.01) |
| Jul 8, 2023 | 20.68% (0.20682) | 95.70th | v3 (v2023.03.01) |
| Jul 7, 2023 | 24.09% (0.24093) | 95.95th | v3 (v2023.03.01) |
| Mar 7, 2023 | 15.80% (0.15797) | 95.00th | v3 (v2023.03.01) |
| Mar 6, 2023 | 78.31% (0.78312) | 99.45th | v2 (v2022.01.01) |
| Dec 10, 2022 | 78.31% (0.78312) | 99.44th | v2 (v2022.01.01) |
| Feb 4, 2022 | 79.81% (0.79806) | 99.41th | v2 (v2022.01.01) |
Weaknesses (1)
References (11)
- http://fish2.com/ipmi/remote-pw-cracking.html x_refsource_MISC
- http://marc.info/?l=bugtraq&m=139653661621384&w=2 vendor-advisoryx_refsource_HP
- http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html x_refsource_CONFIRM
- https://access.redhat.com/security/cve/CVE-2013-4786 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1326638 Issue Tracking
- https://community.rapid7.com/community/metasploit/blog/2013/07/02/a-penetration-testers-guide-to-ipmi x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2013-4786
- https://nvidia.custhelp.com/app/answers/detail/a_id/5010 x_refsource_CONFIRM
- https://security.netapp.com/advisory/ntap-20190919-0005/ x_refsource_CONFIRM
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-c04197764 x_refsource_CONFIRM
- https://www.cve.org/CVERecord?id=CVE-2013-4786
| Link | Providers | Tags |
|---|---|---|
| http://fish2.com/ipmi/remote-pw-cracking.html | x_refsource_MISC | |
| http://marc.info/?l=bugtraq&m=139653661621384&w=2 | vendor-advisoryx_refsource_HP | |
| http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html | x_refsource_CONFIRM | |
| https://access.redhat.com/security/cve/CVE-2013-4786 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1326638 | Issue Tracking | |
| https://community.rapid7.com/community/metasploit/blog/2013/07/02/a-penetration-testers-guide-to-ipmi | x_refsource_MISC | |
| https://nvd.nist.gov/vuln/detail/CVE-2013-4786 | ||
| https://nvidia.custhelp.com/app/answers/detail/a_id/5010 | x_refsource_CONFIRM | |
| https://security.netapp.com/advisory/ntap-20190919-0005/ | x_refsource_CONFIRM | |
| https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-c04197764 | x_refsource_CONFIRM | |
| https://www.cve.org/CVERecord?id=CVE-2013-4786 |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jul 8, 2013
Updated Aug 6, 2024
Reserved Jul 8, 2013
Link CVE-2013-4786
CISA Vulnrichment
Updated n/a