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.
Remediation
References
Related Vulnerabilities
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Jetty Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2021-28169)