CVE-2002-1593

CVE-2002-1593 is a medium-severity vulnerability in Apache Http Server 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.

Key facts

Description

mod_dav in Apache before 2.0.42 does not properly handle versioning hooks, which may allow remote attackers to kill a child process via a null dereference and cause a denial of service (CPU consumption) in a preforked multi-processing module.

Frequently asked questions

What is CVE-2002-1593?
mod_dav in Apache before 2.0.42 does not properly handle versioning hooks, which may allow remote attackers to kill a child process via a null dereference and cause a denial of service (CPU consumption) in a preforked multi-processing module.
How severe is CVE-2002-1593?
CVE-2002-1593 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2002-1593 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-1593?
CVE-2002-1593 primarily affects Apache Http Server. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2002-1593?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2002-1593 published?
CVE-2002-1593 was published on 2002-09-25 and last updated on 2026-06-16.

References

Affected products (10)

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