VulnerabilityModified
CVE-2023-32726
The vulnerability is caused by improper check for check if RDLENGTH does not overflow the buffer in response from DNS server.
HIGH 8.1EPSS 0.67%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.67%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The vulnerability is caused by improper check for check if RDLENGTH does not overflow the buffer in response from DNS server.
- CVSS 3.1
- 8.1 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.67% probability · 50th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-754
- Affected
- zabbix/zabbix-agent
- Source
- security@zabbix.com
References
- https://lists.debian.org/debian-lts-announce/2024/01/msg00012.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BYSYLA7VTHR25CBLYO5ZLEJFGU7HTHQB/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UMFKNV5E4LG2DIZNPRWQ2ENH75H6UEQT/
- https://support.zabbix.com/browse/ZBX-23855Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2024/01/msg00012.html
- https://lists.debian.org/debian-lts-announce/2024/10/msg00000.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BYSYLA7VTHR25CBLYO5ZLEJFGU7HTHQB/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UMFKNV5E4LG2DIZNPRWQ2ENH75H6UEQT/
- https://support.zabbix.com/browse/ZBX-23855Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.