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CVE-2006-20001

Apache HTTP Server: mod_dav out of bounds read, or write of zero byte

Published: Jan 17, 2023Updated: Feb 13, 2025 Sources: CVE List NVD BDU csafCWE-787
NVD MITRE
7.5CVSSHIGH
EPSS Score
3.5%
Top 12.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-787

Affected Products

Apache HTTP ServerApache Software Foundation
On-premWeb App
Networking Infrastructure / load-balancer-proxy
http serverapache
On-premWeb App
Networking Infrastructure / load-balancer-proxy
Astra Linux Special EditionООО «РусБИТех-Астра»
On-premOS
Operating Systems / linux-distro
Red Hat Enterprise LinuxRed Hat Inc.
On-premOS
Operating Systems / linux-distro
Red Hat Software CollectionsRed Hat Inc.
On-prem
Operating Systems / linux-distro
apache software foundationoss-projectUSWeb & CMS Pluginsaka apache foundation
apacheoss-projectUSWeb & CMS Pluginsaka apache http server, apache httpd
ооо «русбитех-астра»commercialRUOperating Systemsaka rusbitech-astra
red hat inc.commercialUSOperating Systemsaka red hat
and 8 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://httpd.apache.org/security/vulnerabilities_24.html
httpd.apache.org
https://security.gentoo.org/glsa/202309-01
security.gentoo.org
https://security.netapp.com/advisory/ntap-20230316-0005/
security.netapp.com
and 462 more references View all →

Timeline

Published
Jan 17, 2023
Last Updated
Feb 13, 2025

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