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CVE-2020-26191

HIGHCVSS 7.8/10EPSS 0.29%

Last modified

CVE-2020-26191 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 0.29% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.29%

20.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
DellEmc Powerscale Onefs8.1.0
DellEmc Powerscale Onefs8.1.1
DellEmc Powerscale Onefs8.1.2
DellEmc Powerscale Onefs8.2.0
DellEmc Powerscale Onefs8.2.1
DellEmc Powerscale Onefs8.2.2
DellEmc Powerscale Onefs9.0.0
DellEmc Powerscale Onefs9.1.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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.
How severe is CVE-2020-26191?
CVE-2020-26191 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.29% probability of exploitation in the next 30 days.
How do I fix CVE-2020-26191?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-26191?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST