CVE-2021-36305
Severity Score
6.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Dell PowerScale OneFS contains an Unsynchronized Access to Shared Data in a Multithreaded Context in SMB CA handling. An authenticated user of SMB on a cluster with CA could potentially exploit this vulnerability, leading to a denial of service over SMB.
Dell PowerScale OneFS contiene un acceso no sincronizado a datos compartidos en un contexto multihilo en el manejo de SMB CA. Un usuario autenticado de SMB en un clúster con CA podría explotar esta vulnerabilidad, conllevando a una denegación de servicio sobre SMB
*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
- 2021-07-08 CVE Reserved
- 2021-11-12 CVE Published
- 2023-06-05 EPSS Updated
- 2024-09-16 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-662: Improper Synchronization
CAPEC
References (1)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://www.dell.com/support/kbdoc/000192046 | 2022-06-28 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Dell Search vendor "Dell" | Emc Powerscale Onefs Search vendor "Dell" for product "Emc Powerscale Onefs" | 8.2.0 Search vendor "Dell" for product "Emc Powerscale Onefs" and version "8.2.0" | - |
Affected
| ||||||
| Dell Search vendor "Dell" | Emc Powerscale Onefs Search vendor "Dell" for product "Emc Powerscale Onefs" | 8.2.1 Search vendor "Dell" for product "Emc Powerscale Onefs" and version "8.2.1" | - |
Affected
| ||||||
| Dell Search vendor "Dell" | Emc Powerscale Onefs Search vendor "Dell" for product "Emc Powerscale Onefs" | 8.2.2 Search vendor "Dell" for product "Emc Powerscale Onefs" and version "8.2.2" | - |
Affected
| ||||||
| Dell Search vendor "Dell" | Emc Powerscale Onefs Search vendor "Dell" for product "Emc Powerscale Onefs" | 9.0.0.0 Search vendor "Dell" for product "Emc Powerscale Onefs" and version "9.0.0.0" | - |
Affected
| ||||||
| Dell Search vendor "Dell" | Emc Powerscale Onefs Search vendor "Dell" for product "Emc Powerscale Onefs" | 9.1.0.0 Search vendor "Dell" for product "Emc Powerscale Onefs" and version "9.1.0.0" | - |
Affected
| ||||||
| Dell Search vendor "Dell" | Emc Powerscale Onefs Search vendor "Dell" for product "Emc Powerscale Onefs" | 9.1.1.0 Search vendor "Dell" for product "Emc Powerscale Onefs" and version "9.1.1.0" | - |
Affected
| ||||||
| Dell Search vendor "Dell" | Emc Powerscale Onefs Search vendor "Dell" for product "Emc Powerscale Onefs" | 9.2.0.0 Search vendor "Dell" for product "Emc Powerscale Onefs" and version "9.2.0.0" | - |
Affected
| ||||||
| Dell Search vendor "Dell" | Emc Powerscale Onefs Search vendor "Dell" for product "Emc Powerscale Onefs" | 9.2.1.0 Search vendor "Dell" for product "Emc Powerscale Onefs" and version "9.2.1.0" | - |
Affected
| ||||||