Vulnerability Details : CVE-2021-21527
Dell PowerScale OneFS 8.1.0-9.1.0 contain an improper neutralization of special elements used in an OS command vulnerability. This vulnerability may allow an authenticated user with ISI_PRIV_LOGIN_SSH or ISI_PRIV_LOGIN_CONSOLE privileges to escalate privileges.
Products affected by CVE-2021-21527
- cpe:2.3:o:dell:emc_powerscale_onefs:9.0.0.0:*:*:*:*:*:*:*
- cpe:2.3:o:dell:emc_powerscale_onefs:9.1.0.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-21527
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 11 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-21527
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
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-2021-21527
-
The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.Assigned by:
- nvd@nist.gov (Primary)
- security_alert@emc.com (Secondary)
References for CVE-2021-21527
-
https://www.dell.com/support/kbdoc/000185978
DSA-2021-064: Dell EMC PowerScale OneFS Security Update for Multiple Vulnerabilities | Dell NederlandVendor Advisory
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