Privilege escalation in Dell EMC Powerscale Onefs
CVE-2020-26191
Dell EMC PowerScale OneFS versions 8.1.0 - 9.1.0 contain a privilege escalation vulnerability. A user with ISI_PRIV_JOB_ENGINE may use the PermissionRepair job to grant themselves the highest level of RBAC privileges thus being able to read arbitrary data, tamper with system software or deny service to users.
Vulnerability class: Privilege Escalation
EPSS: 0.003 (21.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Dell Emc_powerscale_onefs — versions 8.1.0, 8.1.1, 8.1.2
- Dell Powerscale Onefs — versions unspecified
Weakness classification (CWE)
References
- security_alert@emc.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-26191?
- CVE-2020-26191 is a high-severity vulnerability in Dell EMC Powerscale Onefs, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2021-02-09.
- How severe is CVE-2020-26191?
- High severity. CVSS v3 base score is 7.8 out of 10.