CVE-2023-29451

NameCVE-2023-29451
DescriptionSpecially crafted string can cause a buffer overrun in the JSON parser library leading to a crash of the Zabbix Server or a Zabbix Proxy.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3538-1
Debian Bugs1055175

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
zabbix (PTS)buster1:4.0.4+dfsg-1vulnerable
buster (security)1:4.0.4+dfsg-1+deb10u4fixed
bullseye1:5.0.8+dfsg-1fixed
bookworm1:6.0.14+dfsg-1vulnerable
sid, trixie1:6.0.25+dfsg-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
zabbixsourcebuster1:4.0.4+dfsg-1+deb10u2DLA-3538-1
zabbixsourcebullseye(not affected)
zabbixsource(unstable)1:6.0.23+dfsg-11055175

Notes

[bookworm] - zabbix <no-dsa> (Minor issue)
[bullseye] - zabbix <not-affected> (5.x not affected)
https://support.zabbix.com/browse/ZBX-22587

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