CVE-2020-24718
Severity Score
8.2
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
bhyve, as used in FreeBSD through 12.1 and illumos (e.g., OmniOS CE through r151034 and OpenIndiana through Hipster 2020.04), does not properly restrict VMCS and VMCB read/write operations, as demonstrated by a root user in a container on an Intel system, who can gain privileges by modifying VMCS_HOST_RIP.
bhyve, como es usado en FreeBSD versiones hasta 12.1 e illumos (por ejemplo, OmniOS CE versiones hasta r151034 y OpenIndiana versiones hasta Hipster 2020.04), no restringe apropiadamente las operaciones de lectura y de escritura de VMCS y VMCB, como es demostrado por un usuario root en un contenedor en un sistema Intel, quién puede alcanzar privilegios al modificar VMCS_HOST_RIP
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-08-27 CVE Reserved
- 2020-09-25 CVE Published
- 2023-03-08 EPSS Updated
- 2024-08-04 CVE Updated
- 2024-08-04 First Exploit
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-862: Missing Authorization
CAPEC
References (3)
| URL | Tag | Source |
|---|---|---|
| https://security.netapp.com/advisory/ntap-20201016-0002 | Third Party Advisory |
|
| URL | Date | SRC |
|---|---|---|
| https://github.com/illumos/illumos-gate/blob/84971882a96ac0fecd538b02208054a872ff8af3/usr/src/uts/i86pc/io/vmm/intel/vmcs.c#L246-L249 | 2024-08-04 |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://security.FreeBSD.org/advisories/FreeBSD-SA-20:28.bhyve_vmcs.asc | 2022-01-01 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | <= 11.2 Search vendor "Freebsd" for product "Freebsd" and version " <= 11.2" | - |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.3 Search vendor "Freebsd" for product "Freebsd" and version "11.3" | - |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.3 Search vendor "Freebsd" for product "Freebsd" and version "11.3" | p1 |
Affected
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| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.3 Search vendor "Freebsd" for product "Freebsd" and version "11.3" | p10 |
Affected
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| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.3 Search vendor "Freebsd" for product "Freebsd" and version "11.3" | p11 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.3 Search vendor "Freebsd" for product "Freebsd" and version "11.3" | p12 |
Affected
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| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.3 Search vendor "Freebsd" for product "Freebsd" and version "11.3" | p13 |
Affected
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| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.3 Search vendor "Freebsd" for product "Freebsd" and version "11.3" | p2 |
Affected
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| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.3 Search vendor "Freebsd" for product "Freebsd" and version "11.3" | p3 |
Affected
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| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.3 Search vendor "Freebsd" for product "Freebsd" and version "11.3" | p4 |
Affected
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| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.3 Search vendor "Freebsd" for product "Freebsd" and version "11.3" | p5 |
Affected
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| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.3 Search vendor "Freebsd" for product "Freebsd" and version "11.3" | p6 |
Affected
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| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.3 Search vendor "Freebsd" for product "Freebsd" and version "11.3" | p7 |
Affected
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| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.3 Search vendor "Freebsd" for product "Freebsd" and version "11.3" | p8 |
Affected
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| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.3 Search vendor "Freebsd" for product "Freebsd" and version "11.3" | p9 |
Affected
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| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.3 Search vendor "Freebsd" for product "Freebsd" and version "11.3" | rc3 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.4 Search vendor "Freebsd" for product "Freebsd" and version "11.4" | - |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.4 Search vendor "Freebsd" for product "Freebsd" and version "11.4" | beta1 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.4 Search vendor "Freebsd" for product "Freebsd" and version "11.4" | p1 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.4 Search vendor "Freebsd" for product "Freebsd" and version "11.4" | p2 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.4 Search vendor "Freebsd" for product "Freebsd" and version "11.4" | p3 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.4 Search vendor "Freebsd" for product "Freebsd" and version "11.4" | rc1 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 11.4 Search vendor "Freebsd" for product "Freebsd" and version "11.4" | rc2 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.0 Search vendor "Freebsd" for product "Freebsd" and version "12.0" | - |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.0 Search vendor "Freebsd" for product "Freebsd" and version "12.0" | p1 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.0 Search vendor "Freebsd" for product "Freebsd" and version "12.0" | p10 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.0 Search vendor "Freebsd" for product "Freebsd" and version "12.0" | p11 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.0 Search vendor "Freebsd" for product "Freebsd" and version "12.0" | p12 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.0 Search vendor "Freebsd" for product "Freebsd" and version "12.0" | p2 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.0 Search vendor "Freebsd" for product "Freebsd" and version "12.0" | p3 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.0 Search vendor "Freebsd" for product "Freebsd" and version "12.0" | p4 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.0 Search vendor "Freebsd" for product "Freebsd" and version "12.0" | p5 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.0 Search vendor "Freebsd" for product "Freebsd" and version "12.0" | p6 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.0 Search vendor "Freebsd" for product "Freebsd" and version "12.0" | p7 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.0 Search vendor "Freebsd" for product "Freebsd" and version "12.0" | p8 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.0 Search vendor "Freebsd" for product "Freebsd" and version "12.0" | p9 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.1 Search vendor "Freebsd" for product "Freebsd" and version "12.1" | - |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.1 Search vendor "Freebsd" for product "Freebsd" and version "12.1" | p1 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.1 Search vendor "Freebsd" for product "Freebsd" and version "12.1" | p2 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.1 Search vendor "Freebsd" for product "Freebsd" and version "12.1" | p3 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.1 Search vendor "Freebsd" for product "Freebsd" and version "12.1" | p4 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.1 Search vendor "Freebsd" for product "Freebsd" and version "12.1" | p5 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.1 Search vendor "Freebsd" for product "Freebsd" and version "12.1" | p6 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.1 Search vendor "Freebsd" for product "Freebsd" and version "12.1" | p7 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.1 Search vendor "Freebsd" for product "Freebsd" and version "12.1" | p8 |
Affected
| ||||||
| Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 12.1 Search vendor "Freebsd" for product "Freebsd" and version "12.1" | p9 |
Affected
| ||||||
| Omniosce Search vendor "Omniosce" | Omnios Search vendor "Omniosce" for product "Omnios" | <= r151034 Search vendor "Omniosce" for product "Omnios" and version " <= r151034" | community |
Affected
| ||||||
| Openindiana Search vendor "Openindiana" | Openindiana Search vendor "Openindiana" for product "Openindiana" | <= hipster_2020.04 Search vendor "Openindiana" for product "Openindiana" and version " <= hipster_2020.04" | - |
Affected
| ||||||
| Netapp Search vendor "Netapp" | Clustered Data Ontap Search vendor "Netapp" for product "Clustered Data Ontap" | - | - |
Affected
| ||||||