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CVE-2023-32726

Possible buffer overread from reading DNS responses

Published: Dec 18, 2023Updated: Nov 3, 2025 Sources: CVE List NVD BDUCWE-754
3.9LOW
NVD MITRE
EPSS Score
0.7%
Top 50.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

The vulnerability is caused by improper check for check if RDLENGTH does not overflow the buffer in response from DNS server.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:HPR:HUI:RS:UC:LI:LA:L
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:HPrivileges Required
High
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low
Open in CVSS calculator →

Weaknesses

CWE-754

Affected Products

Zabbix
oss-project·SE
ZabbixOn-premWeb App
Enterprise Software / itsm-monitoring
zabbix-agentOn-premDev Tool
Enterprise Software / itsm-monitoring
ООО «Ред Софт»
commercial·RUaka red soft
РЕД ОСOn-premOS
Operating Systems / linux-distro
ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
Astra Linux Special EditionOn-premOS
Operating Systems / linux-distro
АО «ИВК»
commercial·RUaka ivk
АЛЬТ СП 10On-premOS
Operating Systems / linux-distro
Fedora Project
oss-project·USaka fedora
FedoraOn-premOS
Operating Systems / linux-distro
Zabbix LLC.
commercial·USaka zabbix llc, zabbix
Zabbix agentOn-premWeb App
Enterprise Software / itsm-monitoring
and 1 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2023-32726?Request an assessment to establish which checks are appropriate for your systems. Check my exposure

References

https://support.zabbix.com/browse/ZBX-23855
support.zabbix.com
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BYSYLA7VTHR25CBLYO5ZLEJFGU7HTHQB/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UMFKNV5E4LG2DIZNPRWQ2ENH75H6UEQT/
lists.fedoraproject.org
and 8 more references View all →

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