#VU6840 Improper input validation in Eclipse Mosquitto - CVE-2017-7650
Published: May 30, 2017 / Updated: May 31, 2017
Vulnerability identifier: #VU6840
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-7650
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Eclipse Mosquitto
Eclipse Mosquitto
Software vendor:
Eclipse
Eclipse
Description
The vulnerability allows a remote attacker to bypass certain security restrictions.
The vulnerability exists due to improper handling of usernames, containing ‘#’ or ‘+’ characters, within pattern based ACLs. A remote attacker can create a specially crafted username and bypass implemented security mechanisms.
The vulnerability exists due to improper handling of usernames, containing ‘#’ or ‘+’ characters, within pattern based ACLs. A remote attacker can create a specially crafted username and bypass implemented security mechanisms.
Remediation
Update to version 1.4.12.