| Name | CVE-2023-29451 |
| 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3538-1, ELA-945-1, ELA-957-1 |
| Debian Bugs | 1055175 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| zabbix (PTS) | jessie, jessie (lts) | 1:2.2.23+dfsg-0+deb8u9 | fixed |
| stretch (security) | 1:3.0.32+dfsg-0+deb9u3 | vulnerable |
| stretch (lts), stretch | 1:3.0.32+dfsg-0+deb9u8 | fixed |
| buster (security), buster, buster (lts) | 1:4.0.4+dfsg-1+deb10u5 | fixed |
| bullseye | 1:5.0.8+dfsg-1 | fixed |
| bullseye (security) | 1:5.0.45+dfsg-1+deb11u1 | fixed |
| bookworm | 1:6.0.14+dfsg-1 | vulnerable |
| sid, trixie | 1:7.0.6+dfsg-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
[bookworm] - zabbix <no-dsa> (Minor issue)
[bullseye] - zabbix <not-affected> (5.x not affected)
https://support.zabbix.com/browse/ZBX-22587