CVE-2019-11779
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 2.7%
exploitation probability
2.7%top 15% of all CVEs
observed exploitation
nono source reports it
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
The Eclipse Foundation · Eclipse MosquittoReferences
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00077.htmlhttp://lists.opensuse.org/opensuse-security-announce/2019-10/msg00008.htmlhttps://bugs.eclipse.org/bugs/show_bug.cgi?id=551160https://lists.debian.org/debian-lts-announce/2019/10/msg00035.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D4WMHIM64Q35NGTR6R3ILZUL4MA4ANB5/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://seclists.org/bugtraq/2019/Nov/25https://usn.ubuntu.com/4137-1/https://www.debian.org/security/2019/dsa-4570