How severe is CVE-2023-25540?

CVE-2023-25540 has a CVSS 3.x base score of 6.0, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2023-25540 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-25540?

CVE-2023-25540 affects Dell Emc Powerscale Onefs. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-25540?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-25540 published?

CVE-2023-25540 was published on 2023-02-28 and last updated on 2026-06-17.

CVE-2023-25540

CVE-2023-25540 is a medium-severity vulnerability in Dell Emc Powerscale Onefs with a CVSS 3.x base score of 6.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-276.

Key facts

Severity: Medium (CVSS 3.x base score 6.0)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-276
Affected product: Dell Emc Powerscale Onefs
Published: 2023-02-28
Last modified: 2026-06-17

Description

Dell PowerScale OneFS 9.4.0.x contains an incorrect default permissions vulnerability. A local malicious user could potentially exploit this vulnerability to overwrite arbitrary files causing denial of service.

Frequently asked questions

What is CVE-2023-25540?: Dell PowerScale OneFS 9.4.0.x contains an incorrect default permissions vulnerability. A local malicious user could potentially exploit this vulnerability to overwrite arbitrary files causing denial of service.
How severe is CVE-2023-25540?: CVE-2023-25540 has a CVSS 3.x base score of 6.0, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2023-25540 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-25540?: CVE-2023-25540 affects Dell Emc Powerscale Onefs. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-25540?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-25540 published?: CVE-2023-25540 was published on 2023-02-28 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/en-us/000209895/dell-emc-powerscale-onefs-security-updates-for-multiple-security

Affected products (1)

cpe:2.3:o:dell:emc_powerscale_onefs:*:*:*:*:*:*:*:*

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