Apache HTTP Server 2.4.54- Heap Overflow via If Header
CVE-2006-20001 Published on January 17, 2023
Apache HTTP Server: mod_dav out of bounds read, or write of zero byte
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.
Timeline
Described in first edition of "The Art of Software Security Assessment"
Reported to security team 5762 days later.
Weakness Type
What is a Memory Corruption Vulnerability?
The software writes data past the end, or before the beginning, of the intended buffer. Typically, this can result in corruption of data, a crash, or code execution. The software may modify an index or perform pointer arithmetic that references a memory location that is outside of the boundaries of the buffer. A subsequent write operation then produces undefined or unexpected results.
CVE-2006-20001 has been classified to as a Memory Corruption vulnerability or weakness.
Products Associated with CVE-2006-20001
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Affected Versions
Apache Software Foundation Apache HTTP Server:- Version 2.4, <= 2.4.54 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.