Describe CVE-2018-20390.
What is CVE-2018-20390?
Kaonmedia CG2001-AN22A 1.2.1, CG2001-UDBNA 3.0.8, and CG2001-UN2NA 3.0.8 devices allow remote attackers to discover credentials via iso.3.6.1.4.1.4491.2.4.1.1.6.1.1.0 and iso.3.6.1.4.1.4491.2.4.1.1.6.1.2.0 SNMP requests..