#VU27578 Authentication Bypass by Spoofing in IntelliJ IDEA - CVE-2020-11690
Published: May 7, 2020
Vulnerability identifier: #VU27578
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-11690
CWE-ID: CWE-290
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
IntelliJ IDEA
IntelliJ IDEA
Software vendor:
JetBrains s.r.o.
JetBrains s.r.o.
Description
The vulnerability allows a remote attacker to perform a spoofing attack.
The vulnerability exists due to the license server could be resolved to an untrusted host in some cases. A remote attacker can spoof origin of the license server and execute arbitrary code on the host connected to a malicious instance.
Remediation
Install updates from vendor's website.