Vulnerability Details : CVE-2021-21595
Dell EMC PowerScale OneFS versions 8.2.x - 9.1.1.x contain an improper neutralization of special elements used in an OS command. This vulnerability could allow the compadmin user to elevate privileges. This only impacts Smartlock WORM compliance mode clusters as a critical vulnerability and Dell recommends to update/upgrade at the earliest opportunity.
Exploit prediction scoring system (EPSS) score for CVE-2021-21595
Probability of exploitation activity in the next 30 days: 0.04%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 10 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2021-21595
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST |
|
6.7
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
0.8
|
5.9
|
NIST |
|
6.0
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H |
0.8
|
5.2
|
Dell |
CWE ids for CVE-2021-21595
-
The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.Assigned by:
- nvd@nist.gov (Primary)
- security_alert@emc.com (Secondary)
References for CVE-2021-21595
-
https://www.dell.com/support/kbdoc/000190408
Access DeniedPatch;Vendor Advisory
Products affected by CVE-2021-21595
- cpe:2.3:o:dell:emc_powerscale_onefs:*:*:*:*:*:*:*:*
- cpe:2.3:o:dell:emc_powerscale_onefs:8.2.2:*:*:*:*:*:*:*