CVE-2010-4539

CVE-2010-4539 is a medium-severity vulnerability in Apache Subversion 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. The underlying weakness is classified as CWE-399.

Key facts

Description

The walk function in repos.c in the mod_dav_svn module for the Apache HTTP Server, as distributed in Apache Subversion before 1.6.15, allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via vectors that trigger the walking of SVNParentPath collections.

Frequently asked questions

What is CVE-2010-4539?
The walk function in repos.c in the mod_dav_svn module for the Apache HTTP Server, as distributed in Apache Subversion before 1.6.15, allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via vectors that trigger the walking of SVNParentPath collections.
How severe is CVE-2010-4539?
CVE-2010-4539 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2010-4539 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-2010-4539?
CVE-2010-4539 primarily affects Apache Subversion. In total, 111 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-4539?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-4539 published?
CVE-2010-4539 was published on 2011-01-07 and last updated on 2026-06-16.

References

Affected products (111)

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