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Medium severity5.3NVD Advisory· Published Apr 29, 2020· Updated Jun 17, 2026

CVE-2020-8475

CVE-2020-8475

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.

Affected products

44
  • Abb/Symphony Plus S\+ Operationscpe-rescue
    Range: 3
  • Abb/Symphony Plus S+ Engineeringcpe-rescue
    Range: 1.1
  • Abb/Central Licensing Servercpe-rescue
    Range: 5.1
  • Abb/ABB Ability System 800xAcpe-rescue2 versions
    5.1+ 1 more
    • (no CPE)range: 5.1
    • (no CPE)range: 5.1, 6.0, 6.1
  • Abb/Compact Hmicpe-rescue8 versions
    5.1+ 7 more
    • (no CPE)range: 5.1
    • cpe:2.3:a:abb:compact_hmi:5.1:-:*:*:*:*:*:*
    • cpe:2.3:a:abb:compact_hmi:5.1:feature_pack_4_revision_d:*:*:*:*:*:*
    • cpe:2.3:a:abb:compact_hmi:5.1:revision_b:*:*:*:*:*:*
    • cpe:2.3:a:abb:compact_hmi:5.1:revision_d:*:*:*:*:*:*
    • cpe:2.3:a:abb:compact_hmi:6.0.1-1:*:*:*:*:*:*:*
    • cpe:2.3:a:abb:compact_hmi:6.0.3-2:*:*:*:*:*:*:*
    • (no CPE)range: 5.1, 6.0
  • Abb/ABB AbilityTM SCADAvantagecpe-rescue2 versions
    5.1+ 1 more
    • (no CPE)range: 5.1
    • (no CPE)range: 5.1 to 5.6.5
  • Abb/800xa System14 versions
    cpe:2.3:a:abb:800xa_system:5.1:-:*:*:*:*:*:*+ 13 more
    • 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:*:*:*:*:*:*:*
  • Abb/Control Builder Safe4 versions
    cpe:2.3:a:abb:control_builder_safe:1.0:*:*:*:*:*:*:*+ 3 more
    • cpe:2.3:a:abb:control_builder_safe:1.0:*:*:*:*:*:*:*
    • cpe:2.3:a:abb:control_builder_safe:1.1:*:*:*:*:*:*:*
    • cpe:2.3:a:abb:control_builder_safe:2.0:*:*:*:*:*:*:*
    • (no CPE)range: 1.0
  • ABB/Composer Harmonyv5
    Range: 5.1
  • ABB/Composer Melodyv5
    Range: 5.3
  • ABB/Harmony OPC Server Standalonev5
    Range: 6.0
  • ABB/Composer CTKv5
    Range: 6.1
  • ABB/OPC Server for Mod 300 (non-800xA)v5
    Range: 1.4
  • Abb/Control Builder Acpe-rescue
    Range: 1.3
  • ABB/OPC Data Linkv5
    Range: 2.1
  • ABB/Knowledge Managerv5
    Range: 8.0
  • ABB/Manufacturing Operations Managementv5
    Range: 1812
  • ABB/Advant OCS AC 100 OPS Serverv5
    Range: 5.1
  • Abb/AdvaBuildcpe-rescue
    Range: 3.7 SP1

Patches

Vulnerability mechanics

References

3

News mentions

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