How severe is CVE-2005-3623?

CVE-2005-3623 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2005-3623 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2005-3623?

CVE-2005-3623 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2005-3623?

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

When was CVE-2005-3623 published?

CVE-2005-3623 was published on 2005-12-31 and last updated on 2026-06-16.

CVE-2005-3623

CVE-2005-3623 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 2.0 base score of 5.0. 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-862.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 4% (88th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Linux Linux Kernel
Published: 2005-12-31
Last modified: 2026-06-16

Description

nfs2acl.c in the Linux kernel 2.6.14.4 does not check for MAY_SATTR privilege before setting access controls (ACL) on files on exported NFS filesystems, which allows remote attackers to bypass ACLs for readonly mounted NFS filesystems.

Frequently asked questions

What is CVE-2005-3623?: nfs2acl.c in the Linux kernel 2.6.14.4 does not check for MAY_SATTR privilege before setting access controls (ACL) on files on exported NFS filesystems, which allows remote attackers to bypass ACLs for readonly mounted NFS filesystems.
How severe is CVE-2005-3623?: CVE-2005-3623 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2005-3623 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-3623?: CVE-2005-3623 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2005-3623?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-3623 published?: CVE-2005-3623 was published on 2005-12-31 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:linux:linux_kernel:2.6.14.4:*:*:*:*:*:*:*

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