CVE-2023-32726— Possible buffer overread from reading DNS responses
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I. Basic Information for CVE-2023-32726
Vulnerability Information
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Vulnerability Title
Possible buffer overread from reading DNS responses
Source: NVD (National Vulnerability Database)
Vulnerability Description
The vulnerability is caused by improper check for check if RDLENGTH does not overflow the buffer in response from DNS server.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
对因果或异常条件的不恰当检查
Source: NVD (National Vulnerability Database)
Vulnerability Title
Zabbix 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zabbix是Zabbix公司的一套开源的监控系统。该系统支持网络监控、服务器监控、云监控和应用监控等。 Zabbix Agent存在安全漏洞，该漏洞源于存在缓冲区溢出漏洞。受影响的产品和版本：ZABBIX Agent 5.0.0至5.0.39版本，6.0.0至6.0.23版本，6.4.0至6.4.8版本，7.0.0alpha1至7.0.0alpha6版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2023-32726
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Zabbix · 2023-12-18 · 4 CVEs total
| CVE-2023-32725 | 9.6 CRITICAL | Leak of zbx_session cookie when using a scheduled report that includes a dashboard with a |
| CVE-2023-32727 | 6.8 MEDIUM | Code execution vulnerability in icmpping |
| CVE-2023-32728 | 4.6 MEDIUM | Code injection in zabbix_agent2 smart.disk.get caused by smartctl plugin |
IV. Related Vulnerabilities
Same product: Zabbix
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Agent 2 Docker plugin arbitrary file read via Docker API inj - CVE-2026-23923
Unauthenticated arbitrary PHP class instantiation
Same vendor: Zabbix
- CVE-2026-23928
Stored XSS vulnerability in the Item history/Plain text widg - CVE-2026-23927
Agent 2 Oracle plugin TNS connection string injection via th - CVE-2026-23926
Stored XSS vulnerability in Host navigator widget maintenanc - CVE-2026-23924
Agent 2 Docker plugin arbitrary file read via Docker API inj - CVE-2026-23923
Unauthenticated arbitrary PHP class instantiation
Same weakness: CWE-754
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V. Comments for CVE-2023-32726
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