Improper Resource Shutdown or Release in Consul Enterprise and Consul - CVE-2020-12758
Published: June 18, 2020
Vulnerability identifier: #VU29133
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-12758
CWE-ID: CWE-404
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to the affected can software crash when configured with an abnormally-formed service-router entry. A remote attacker can cause a denial of service condition on the targeted system.
Affected software
Consul Enterprise
Consul
Consul
How to mitigate CVE-2020-12758
Install updates from vendor's website.
Consul Enterprise - addressed in versions 1.6.6, 1.7.4
Consul - addressed in versions 1.6.6, 1.7.4
Consul - addressed in versions 1.6.6, 1.7.4