High severity · published Dec 18, 2023
CVE-2023-32726
The vulnerability is caused by improper check for check if RDLENGTH does not overflow the buffer in response from DNS server
8.1
CVSS
0.7%
EPSS
No
On KEV
Description
The vulnerability is caused by improper check for check if RDLENGTH does not overflow the buffer in response from DNS server.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 52% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ZA
Zabbix-agent · Zabbix
5.0.0 through 5.0.39; 6.0.0 through 6.0.23; 6.4.0 through 6.4.8; 7.0.0; 7.0.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-32726
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-32726
lists.debian.org
https://lists.debian.org/debian-lts-announce/2024/01/msg00012.html
lists.fedoraproject.org
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/
Vendor Advisory
https://support.zabbix.com/browse/ZBX-23855
lists.debian.org
https://lists.debian.org/debian-lts-announce/2024/10/msg00000.html