Description
In Eclipse Mosquitto 1.5.0 to 1.6.5 inclusive, if a malicious MQTT client sends a SUBSCRIBE packet containing a topic that consists of approximately 65400 or more '/' characters, i.e. the topic hierarchy separator, then a stack overflow will occur.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
The Eclipse Foundation Eclipse Mosquitto
1.5.0 to 1.6.5 inclusiveaffected
References
- https://bugs.eclipse.org/bugs/show_bug.cgi?id=551160 ↗
- https://usn.ubuntu.com/4137-1/ ↗
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00077.html ↗
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00008.html ↗
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HFWQBNFTAVHPUYNGYO2TCPF5PCSWC2Z7/ ↗
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JWNVTFA2CKXERXRYPYE2YFTZP4GNBGYY/ ↗
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D4WMHIM64Q35NGTR6R3ILZUL4MA4ANB5/ ↗
- https://lists.debian.org/debian-lts-announce/2019/10/msg00035.html ↗
- https://www.debian.org/security/2019/dsa-4570 ↗
- https://seclists.org/bugtraq/2019/Nov/25 ↗