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CVE-2006-20001

HIGHCVSS 7.5/10EPSS 3.55%

Last modified

CVE-2006-20001 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 3.55% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
3.55%

87.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ApacheHttp Server< 2.4.55

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2006-20001?
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.
How severe is CVE-2006-20001?
CVE-2006-20001 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 3.55% probability of exploitation in the next 30 days.
How do I fix CVE-2006-20001?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST