// For flags

CVE-2020-8476

ABB Central Licensing System - Elevation of Privilege Vulnerability

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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 alter licenses assigned to the system nodes by sending specially crafted messages to the CLS web service.

Para el componente Central Licensing Server utilizado en los productos ABB Ability™ System 800xA y las extensiones del sistema relacionadas, versiones 5.1, 6.0 y 6.1, Compact HMI versiones 5.1 y 6.0, Control Builder Safe 1.0, 1.1 y 2.0, Symphony Plus -S+ Operations 3.0 a 3. 2 Symphony Plus -S+ Engineering 1.1 a 2.2, Composer Harmony 5.1, 6.0 y 6.1, Melody Composer 5.3, 6.1/6.2 y SPE para Melody 1.0SPx (Composer 6.3), Harmony OPC Server (HAOPC) Standalone 6.0, 6.1 y 7.0, ABB Ability™ System 800xA/ Advant® OCS Control Builder A 1. 3 y 1.4, Advant® OCS AC100 OPC Server 5.1, 6.0 y 6.1, Composer CTK 6.1 y 6.2, AdvaBuild 3.7 SP1 y SP2, OPCServer for MOD 300 (non-800xA) 1.4, OPC Data Link 2.1 y 2.2, Knowledge Manager 8.0, 9.0 y 9. 1, Manufacturing Operations Management 1812 y 1909, ABB AbilityTM SCADAvantage versiones 5.1 a 5.6.5, existe una debilidad en la validación de la entrada que permite a un atacante alterar las licencias asignadas a los nodos del sistema enviando mensajes especialmente diseñados al servicio web CLS

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-01-30 CVE Reserved
  • 2020-04-29 CVE Published
  • 2024-03-03 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-20: Improper Input Validation
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Abb
Search vendor "Abb"
800xa System
Search vendor "Abb" for product "800xa System"
5.1
Search vendor "Abb" for product "800xa System" and version "5.1"
-
Affected
Abb
Search vendor "Abb"
800xa System
Search vendor "Abb" for product "800xa System"
5.1
Search vendor "Abb" for product "800xa System" and version "5.1"
feature_pack_4
Affected
Abb
Search vendor "Abb"
800xa System
Search vendor "Abb" for product "800xa System"
5.1
Search vendor "Abb" for product "800xa System" and version "5.1"
feature_pack_4_revision_d
Affected
Abb
Search vendor "Abb"
800xa System
Search vendor "Abb" for product "800xa System"
5.1
Search vendor "Abb" for product "800xa System" and version "5.1"
revision_a
Affected
Abb
Search vendor "Abb"
800xa System
Search vendor "Abb" for product "800xa System"
5.1
Search vendor "Abb" for product "800xa System" and version "5.1"
revision_b
Affected
Abb
Search vendor "Abb"
800xa System
Search vendor "Abb" for product "800xa System"
5.1
Search vendor "Abb" for product "800xa System" and version "5.1"
revision_c
Affected
Abb
Search vendor "Abb"
800xa System
Search vendor "Abb" for product "800xa System"
5.1
Search vendor "Abb" for product "800xa System" and version "5.1"
revision_d
Affected
Abb
Search vendor "Abb"
800xa System
Search vendor "Abb" for product "800xa System"
5.1
Search vendor "Abb" for product "800xa System" and version "5.1"
revision_e
Affected
Abb
Search vendor "Abb"
800xa System
Search vendor "Abb" for product "800xa System"
5.1
Search vendor "Abb" for product "800xa System" and version "5.1"
revision_e_feature_pack_4
Affected
Abb
Search vendor "Abb"
800xa System
Search vendor "Abb" for product "800xa System"
6.0
Search vendor "Abb" for product "800xa System" and version "6.0"
-
Affected
Abb
Search vendor "Abb"
800xa System
Search vendor "Abb" for product "800xa System"
6.0.1
Search vendor "Abb" for product "800xa System" and version "6.0.1"
-
Affected
Abb
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800xa System
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6.0.3
Search vendor "Abb" for product "800xa System" and version "6.0.3"
-
Affected
Abb
Search vendor "Abb"
800xa System
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6.0.3.3
Search vendor "Abb" for product "800xa System" and version "6.0.3.3"
-
Affected
Abb
Search vendor "Abb"
800xa System
Search vendor "Abb" for product "800xa System"
6.1
Search vendor "Abb" for product "800xa System" and version "6.1"
-
Affected
Abb
Search vendor "Abb"
Compact Hmi
Search vendor "Abb" for product "Compact Hmi"
5.1
Search vendor "Abb" for product "Compact Hmi" and version "5.1"
-
Affected
Abb
Search vendor "Abb"
Compact Hmi
Search vendor "Abb" for product "Compact Hmi"
5.1
Search vendor "Abb" for product "Compact Hmi" and version "5.1"
feature_pack_4_revision_d
Affected
Abb
Search vendor "Abb"
Compact Hmi
Search vendor "Abb" for product "Compact Hmi"
5.1
Search vendor "Abb" for product "Compact Hmi" and version "5.1"
revision_b
Affected
Abb
Search vendor "Abb"
Compact Hmi
Search vendor "Abb" for product "Compact Hmi"
5.1
Search vendor "Abb" for product "Compact Hmi" and version "5.1"
revision_d
Affected
Abb
Search vendor "Abb"
Compact Hmi
Search vendor "Abb" for product "Compact Hmi"
6.0.1-1
Search vendor "Abb" for product "Compact Hmi" and version "6.0.1-1"
-
Affected
Abb
Search vendor "Abb"
Compact Hmi
Search vendor "Abb" for product "Compact Hmi"
6.0.3-2
Search vendor "Abb" for product "Compact Hmi" and version "6.0.3-2"
-
Affected
Abb
Search vendor "Abb"
Control Builder Safe
Search vendor "Abb" for product "Control Builder Safe"
1.0
Search vendor "Abb" for product "Control Builder Safe" and version "1.0"
-
Affected
Abb
Search vendor "Abb"
Control Builder Safe
Search vendor "Abb" for product "Control Builder Safe"
1.1
Search vendor "Abb" for product "Control Builder Safe" and version "1.1"
-
Affected
Abb
Search vendor "Abb"
Control Builder Safe
Search vendor "Abb" for product "Control Builder Safe"
2.0
Search vendor "Abb" for product "Control Builder Safe" and version "2.0"
-
Affected