CVE-2021-28166

Name
CVE-2021-28166
Description
In Eclipse Mosquitto version 2.0.0 to 2.0.9, if an authenticated client that had connected with MQTT v5 sent a crafted CONNACK message to the broker, a NULL pointer dereference would occur.
NVD Severity
medium
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
Issue Tracking https://bugs.eclipse.org/bugs/show_bug.cgi?id=572608

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:eclipse:mosquitto:*:*:*:*:*:*:*:* mosquitto >= 2.0.0 <= 2.0.9

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
mosquitto edge-main 2.0.10-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
mosquitto edge-main 2.0.8-r0 None possibly vulnerable
mosquitto 3.22-main 2.0.10-r0 None fixed
mosquitto 3.22-main 2.0.8-r0 None possibly vulnerable
mosquitto 3.21-main 2.0.10-r0 None fixed
mosquitto 3.21-main 2.0.8-r0 None possibly vulnerable
mosquitto 3.20-main 2.0.10-r0 None fixed
mosquitto 3.20-main 2.0.8-r0 None possibly vulnerable
mosquitto 3.19-main 2.0.10-r0 None fixed
mosquitto 3.19-main 2.0.8-r0 None possibly vulnerable
mosquitto 3.18-main 2.0.10-r0 None fixed
mosquitto 3.17-main 2.0.10-r0 None fixed