CVE-2007-0452

CVE-2007-0452 is a medium-severity vulnerability in Samba with a CVSS 2.0 base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

smbd in Samba 3.0.6 through 3.0.23d allows remote authenticated users to cause a denial of service (memory and CPU exhaustion) by renaming a file in a way that prevents a request from being removed from the deferred open queue, which triggers an infinite loop.

Frequently asked questions

What is CVE-2007-0452?
smbd in Samba 3.0.6 through 3.0.23d allows remote authenticated users to cause a denial of service (memory and CPU exhaustion) by renaming a file in a way that prevents a request from being removed from the deferred open queue, which triggers an infinite loop.
How severe is CVE-2007-0452?
CVE-2007-0452 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2007-0452 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-0452?
CVE-2007-0452 primarily affects Samba. In total, 22 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2007-0452?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-0452 published?
CVE-2007-0452 was published on 2007-02-06 and last updated on 2026-06-16.

References

Affected products (22)

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