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CVE-2023-24021

Published: Jan 20, 2023Updated: Apr 2, 2025 Sources: CVE List NVD BDUNVD-CWE-Other
NVD MITRE
7.5CVSSHIGH
EPSS Score
0.9%
Top 44.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Incorrect handling of '\0' bytes in file uploads in ModSecurity before 2.9.7 may allow for Web Application Firewall bypasses and buffer over-reads on the Web Application Firewall when executing rules that read the FILES_TMP_CONTENT collection.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:HA:N
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:HIntegrity
High
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

NVD-CWE-OtherCWE-170

Affected Products

modsecuritytrustwave
Mixed
Security Products / vuln-mgmt-scanner
debian linuxdebian
On-premOS
Operating Systems / linux-distro
Red Hat Enterprise LinuxRed Hat Inc.
On-premOS
Operating Systems / linux-distro
SUSE Linux Enterprise Server for SAP ApplicationsNovell Inc.
On-premOS
Operating Systems / linux-distro
Debian GNU/LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
trustwavecommercialUSSecurity Products
debianoss-projectGBOperating Systemsaka debian gnu/linux
red hat inc.commercialUSOperating Systemsaka red hat
novell inc.commercialUSOperating Systems
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
and 6 more affected products View all →

Exploitability

Official Patch Available

References

https://github.com/SpiderLabs/ModSecurity/pull/2857
github.com
https://github.com/SpiderLabs/ModSecurity/pull/2857/commits/4324f0ac59f8225aa44bc5034df60dbeccd1d334
github.com
https://github.com/SpiderLabs/ModSecurity/releases/tag/v2.9.7
github.com
and 10 more references View all →

Timeline

Published
Jan 20, 2023
Last Updated
Apr 2, 2025

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