#VU47913 Input validation error in Consul - CVE-2020-25201
Published: October 26, 2020
Vulnerability identifier: #VU47913
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-25201
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Consul
Consul
Software vendor:
HashiCorp
HashiCorp
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to issues with the namespace replication logic. A remote authenticated attacker can write a malicious config entry that causes infinite raft and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.