title: ABB Central Licensing System - XML External Entity Injection
description: For the Central Licensing Server component used in ABB products ABB Ability™ System 800xA and related system extensions versions 5.1, 6.0 and 6.1, Compact HMI versions 5.1 and 6.0, Control Builder Safe 1.0, 1.1 and 2.0, Symphony Plus -S+ Operations 3.0 to 3.2 Symphony Plus -S+ Engineering 1.1 to 2.2, Composer Harmony 5.1, 6.0 and 6.1, Melody Composer 5.3, 6.1/6.2 and SPE for Melody 1.0SPx (Composer 6.3), Harmony OPC Server (HAOPC) Standalone 6.0, 6.1 and 7.0, ABB Ability™ System 800xA/ Advant® OCS Control Builder A 1.3 and 1.4, Advant® OCS AC100 OPC Server 5.1, 6.0 and 6.1, Composer CTK 6.1 and 6.2, AdvaBuild 3.7 SP1 and SP2, OPCServer for MOD 300 (non-800xA) 1.4, OPC Data Link 2.1 and 2.2, Knowledge Manager 8.0, 9.0 and 9.1, Manufacturing Operations Management 1812 and 1909, ABB AbilityTM SCADAvantage versions 5.1 to 5.6.5. an XML External Entity Injection vulnerability exists that allows an attacker to read or call arbitrary files from the license server and/or from the network and also block the license handling.
problem types: CWE-91 XML Injection (aka Blind XPath Injection)
affected:
{
vendor: ABB
product: Central Licensing System
versions:
version: 5.1, status: affected, lessThan: 5*, versionType: custom
}
{
vendor: ABB
product: ABB Ability System 800xA
versions:
version: 5.1, status: affected
version: 6.0, status: affected
version: 6.1, status: affected
}
{
vendor: ABB
product: Compact HMI
versions:
version: 5.1, status: affected
version: 6.0, status: affected
}
{
vendor: ABB
product: Control Builder Safe
versions:
version: 1.0, status: affected
version: 1.1, status: affected
version: 2.0, status: affected
}
{
vendor: ABB
product: Symphony Plus S+ Operations
versions:
version: 3, status: affected, lessThanOrEqual: 3.2, versionType: custom
}
{
vendor: ABB
product: Symphony Plus S+ Engineering
versions:
version: 1.1, status: affected, lessThanOrEqual: 2.2, versionType: custom
}
{
vendor: ABB
product: Composer Harmony
versions:
version: 5.1, status: affected
version: 6.0, status: affected
version: 6.1, status: affected
}
{
vendor: ABB
product: Composer Melody
versions:
version: 5.3, status: affected
version: 6, status: affected, lessThanOrEqual: 6.3, versionType: custom
}
{
vendor: ABB
product: Harmony OPC Server Standalone
versions:
version: 6.0, status: affected
version: 6.1, status: affected
version: 7.0, status: affected
}
{
vendor: ABB
product: Advant OCS Control Builder A
versions:
version: 1.3, status: affected
version: 1.4, status: affected
}
{
vendor: ABB
product: Composer CTK
versions:
version: 6.1, status: affected
version: 6.2, status: affected
}
{
vendor: ABB
product: AdvaBuild
versions:
version: 3.7 SP1, status: affected
version: 3.7 SP2, status: affected
}
{
vendor: ABB
product: OPC Server for Mod 300 (non-800xA)
versions:
version: 1.4, status: affected
}
{
vendor: ABB
product: OPC Data Link
versions:
version: 2.1, status: affected
version: 2.2, status: affected
}
{
vendor: ABB
product: Knowledge Manager
versions:
version: 8.0, status: affected
version: 9.0, status: affected
version: 9.1, status: affected
}
{
vendor: ABB
product: Manufacturing Operations Management
versions:
version: 1812, status: affected
version: 1909, status: affected
}
{
vendor: ABB
product: Advant  OCS AC 100 OPS Server
versions:
version: 5.1, status: affected
version: 6.0, status: affected
version: 6.1, status: affected
}
{
vendor: ABB
product: ABB  Ability™ SCADAvantage
versions:
version: 5.1, status: affected, lessThan: unspecified, versionType: custom
version: unspecified, lessThanOrEqual: 5.6.5, status: affected, versionType: custom
}
metrics:
cvssV3_1: [
version: 3.1
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: LOW
baseScore: 9.4
baseSeverity: CRITICAL
]