Zabbix Server/Proxy crash via JSON Parser buffer overrun
CVE-2023-29451 Published on July 13, 2023
Denial of service caused by a bug in the JSON parser
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.
Vulnerability Analysis
CVE-2023-29451 can be exploited with network access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be low. considered to have a small impact on confidentiality and integrity and availability.
Weakness Type
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Products Associated with CVE-2023-29451
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Affected Versions
Zabbix:- Version 6.0, <= 6.0.14 is affected.
- Version 6.2, <= 6.2.8 is affected.
- Version 6.4, <= 6.4.0 is affected.
- Version 7.0.0alpha1, <= 7.0.0alpha1 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.