CVE-2023-29451 — Improper Input Validation in Zabbix

CWE-20 — Improper Input ValidationCWE-787 — Out-of-bounds Write4 documents4 sources
Severity
7.5HIGHNVD
EPSS
0.1%
top 68.20%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
ZabbixDebian Zabbix
Timeline
PublishedJul 13

Description

Specially crafted string can cause a buffer overrun in the JSON parser library leading to a crash of the Zabbix Server or a Zabbix Proxy.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages4 packages

▶debiandebian/zabbix< zabbix 1:6.0.23+dfsg-1 (forky)
▶Debianzabbix/zabbix< 1:6.0.23+dfsg-1+1
▶CVEListV5zabbix/zabbix6.0 — 6.0.14+3
▶NVDzabbix/zabbix6.4.2 — 6.4.4+2

🔴Vulnerability Details

2
OSV
CVE-2023-29451: Specially crafted string can cause a buffer overrun in the JSON parser library leading to a crash of the Zabbix Server or a Zabbix Proxy↗2023-07-13
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GHSA
GHSA-5q7w-vc8g-r5vx: Specially crafted string can cause a buffer overrun in the JSON parser library leading to a crash of the Zabbix Server or a Zabbix Proxy↗2023-07-13
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📋Vendor Advisories

1
Debian
CVE-2023-29451: zabbix - Specially crafted string can cause a buffer overrun in the JSON parser library l...↗2023
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