Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2020-8475

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
29/04/2020
Last modified:
28/10/2022

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, a weakness in validation of input exists that allows an attacker to block license handling by sending specially crafted messages to the CLS web service.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
7.50
Severity 3.x
HIGH
Vector 2.0
AV:L/AC:L/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 2.10 LOW
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0
2.10
Severity 2.0
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:abb:800xa_system:5.1:-:*:*:*:*:*:*
cpe:2.3:a:abb:800xa_system:5.1:feature_pack_4:*:*:*:*:*:*
cpe:2.3:a:abb:800xa_system:5.1:feature_pack_4_revision_d:*:*:*:*:*:*
cpe:2.3:a:abb:800xa_system:5.1:revision_a:*:*:*:*:*:*
cpe:2.3:a:abb:800xa_system:5.1:revision_b:*:*:*:*:*:*
cpe:2.3:a:abb:800xa_system:5.1:revision_c:*:*:*:*:*:*
cpe:2.3:a:abb:800xa_system:5.1:revision_d:*:*:*:*:*:*
cpe:2.3:a:abb:800xa_system:5.1:revision_e:*:*:*:*:*:*
cpe:2.3:a:abb:800xa_system:5.1:revision_e_feature_pack_4:*:*:*:*:*:*
cpe:2.3:a:abb:800xa_system:6.0:*:*:*:*:*:*:*
cpe:2.3:a:abb:800xa_system:6.0.1:*:*:*:*:*:*:*
cpe:2.3:a:abb:800xa_system:6.0.3:*:*:*:*:*:*:*
cpe:2.3:a:abb:800xa_system:6.0.3.3:*:*:*:*:*:*:*
cpe:2.3:a:abb:800xa_system:6.1:*:*:*:*:*:*:*
cpe:2.3:a:abb:compact_hmi:5.1:-:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools