CVE-2021-21550: dell emc_powerscale_onefs OS Command Injection
CVSS: 7.2v2.0HighModified
Published 06-05-2021Last modified 16-09-2024
Vulnerability summary
CVE-2021-21550 is a high (CVSS 7.2) OS Command Injection vulnerability in dell emc_powerscale_onefs. EPSS estimates a 0.27% chance of exploitation in the next 30 days, higher than 18.3% of scored vulnerabilities.
CVSS score
7.2/10
010
High · v2.0 (NVD)EPSS score
0.27%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 06-05-2021PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
Dell EMC PowerScale OneFS 8.1.0-9.1.0 contain an improper neutralization of special elements used in an OS command vulnerability. This vulnerability can allow an authenticated user with ISI_PRIV_LOGIN_SSH or ISI_PRIV_LOGIN_CONSOLE privileges to escalate privileges.
CVSS metrics
3 scores · 2 sources · 2 versionsMedium 6.0Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:HSources2 sources · 6.0–6.7
- NVDNIST6.7MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HDiffers
High 7.2Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
0.27%
Chance of exploitation in the next 30 days
Percentile
18%
Versus all other CVEs
30-day change
0.00 pp
From 0.27% on 19-09-2026
19-09-202619-10-2026
EPSS score0.27%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Dell2 products
- emc_powerscale_onefs8.1.1 | 8.1.2 | 8.2.1 | 8.2.2 | 9.0.0.0 | 9.1.0.0
- powerscale_onefs≥ unspecified, < 8.2.x, 9.1.x
1 vendor · 2 products