How severe is CVE-2007-3876?

CVE-2007-3876 has a CVSS 2.0 base score of 6.6, rated medium severity.

Is CVE-2007-3876 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-3876?

CVE-2007-3876 affects Apple Mac Os X. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-3876?

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

When was CVE-2007-3876 published?

CVE-2007-3876 was published on 2007-12-19 and last updated on 2026-06-16.

CVE-2007-3876

CVE-2007-3876 is a medium-severity vulnerability in Apple Mac Os X with a CVSS 2.0 base score of 6.6. 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-119.

Key facts

Severity: Medium (CVSS 2.0 base score 6.6)
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Apple Mac Os X
Published: 2007-12-19
Last modified: 2026-06-16

Description

Stack-based buffer overflow in SMB in Apple Mac OS X 10.4.11 allows local users to execute arbitrary code via (1) a long workgroup (-W) option to mount_smbfs or (2) an unspecified manipulation of the command line to smbutil.

Frequently asked questions

What is CVE-2007-3876?: Stack-based buffer overflow in SMB in Apple Mac OS X 10.4.11 allows local users to execute arbitrary code via (1) a long workgroup (-W) option to mount_smbfs or (2) an unspecified manipulation of the command line to smbutil.
How severe is CVE-2007-3876?: CVE-2007-3876 has a CVSS 2.0 base score of 6.6, rated medium severity.
Is CVE-2007-3876 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-3876?: CVE-2007-3876 affects Apple Mac Os X. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-3876?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-3876 published?: CVE-2007-3876 was published on 2007-12-19 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:apple:mac_os_x:10.4.11:*:*:*:*:*:*:*

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