How severe is CVE-2022-23159?

CVE-2022-23159 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-23159 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-23159?

CVE-2022-23159 affects Dell Emc Powerscale Onefs. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-23159?

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

When was CVE-2022-23159 published?

CVE-2022-23159 was published on 2022-04-12 and last updated on 2026-06-17.

CVE-2022-23159

CVE-2022-23159 is a medium-severity vulnerability in Dell Emc Powerscale Onefs with a CVSS 3.x base score of 4.8. 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-401.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
CVSS v2: 4.0
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-401
Affected product: Dell Emc Powerscale Onefs
Published: 2022-04-12
Last modified: 2026-06-17

Description

Dell PowerScale OneFS, 8.2.2 - 9.3.0.x, contain a missing release of memory after effective lifetime vulnerability. An authenticated user with ISI_PRIV_LOGIN_SSH and/or ISI_PRIV_LOGIN_CONSOLE and ISI_PRIV_AUTH_PROVIDERS privileges could exploit this vulnerability, leading to a Denial-Of-Service. This can also impact a cluster in Compliance mode. Dell recommends to update at the earliest opportunity.

Frequently asked questions

What is CVE-2022-23159?: Dell PowerScale OneFS, 8.2.2 - 9.3.0.x, contain a missing release of memory after effective lifetime vulnerability. An authenticated user with ISI_PRIV_LOGIN_SSH and/or ISI_PRIV_LOGIN_CONSOLE and ISI_PRIV_AUTH_PROVIDERS privileges could exploit this vulnerability, leading to a Denial-Of-Service. This can also impact a cluster in Compliance mode. Dell recommends to update at the earliest opportunity.
How severe is CVE-2022-23159?: CVE-2022-23159 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-23159 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-23159?: CVE-2022-23159 affects Dell Emc Powerscale Onefs. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-23159?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-23159 published?: CVE-2022-23159 was published on 2022-04-12 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/000196009

Affected products (1)

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

More vulnerabilities in Dell Emc Powerscale Onefs

CVE-2021-21502 — Critical (CVSS 9.8): Dell PowerScale OneFS versions 8.1.0 – 9.1.0 contain a "use of SSH key past account expiration" vulnerability. A user…
CVE-2022-26851 — Critical (CVSS 9.1): Dell PowerScale OneFS, 8.2.2-9.3.x, contains a predictable file name from observable state vulnerability. An…
CVE-2020-5353 — High (CVSS 8.8): The Dell Isilon OneFS versions 8.2.2 and earlier and Dell EMC PowerScale OneFS version 9.0.0 default configuration for…
CVE-2021-21506 — High (CVSS 8.8): PowerScale OneFS 8.1.2,8.2.2 and 9.1.0 contains an improper input sanitization issue in its API handler. An…
CVE-2020-5369 — High (CVSS 8.8): Dell EMC Isilon OneFS versions 8.2.2 and earlier and Dell EMC PowerScale OneFS version 9.0.0 contain a privilege…
CVE-2023-22575 — High (CVSS 8.7): Dell PowerScale OneFS 9.0.0.x - 9.4.0.x contain an insertion of sensitive information into log file vulnerability in…

All CVEs affecting Dell Emc Powerscale Onefs →

Other CWE-401 (Missing Release of Memory after Effective Lifetime) vulnerabilities

CVE-2026-46289 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: lib/scatterlist: fix length calculations in…
CVE-2025-39948 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: ice: fix Rx page leak on multi-buffer frames The…
CVE-2025-21954 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: netmem: prevent TX of unreadable skbs Currently…
CVE-2024-57947 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_set_pipapo: fix initial map…
CVE-2024-56779 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: nfsd: fix nfs4_openowner leak when concurrent…
CVE-2024-36911 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: hv_netvsc: Don't free decrypted memory In CoCo…

Browse all CWE-401 (Missing Release of Memory after Effective Lifetime) vulnerabilities →