Apache HTTP Server: mod_dav out of bounds read, or write of zero byte
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 3.5%
exploitation probability
3.5%top 12% of all CVEs
observed exploitation
nono source reports it
A carefully crafted If: request header can cause a memory read, or write of a single zero byte, in a pool (heap) memory location beyond the header value sent. This could cause the process to crash.
This issue affects Apache HTTP Server 2.4.54 and earlier.
Affected products
Apache Software Foundation · Apache HTTP Server