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TI-2020-15141 Aliases CVE-2020-24674GHSA-895q-vqrm-2jch

Improper Authorization in Symphony Plus

Priority MEDIUM 44CWE-285Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-285.

Summary

In S+ Operations and S+ Historian, not all client commands correctly check user permission as expected. Authenticated but Unauthorized remote users could execute a Denial-of-Service (DoS) attack, execute arbitrary code, or obtain more privilege than intended on the machines.

Why it matters now

EPSS 0.03106 87th percentileScored 2026-11-07
Fix Fixed ABB Ability™ Symphony® Plus Operations (ABB): 3.3 Service Pack 1, 2.1 SP2 Rollup 2, 2.2ABB Ability™ Symphony® Plus Historian (ABB): 3.2

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
ABBABB Ability™ Symphony® Plus Operationsbefore 3.3 Service Pack 1; before 2.1 SP2 Rollup 2; before 2.23.3 Service Pack 1, 2.1 SP2 Rollup 2, 2.2Patch availableCNA
ABBABB Ability™ Symphony® Plus Historianbefore 3.23.2Patch availableCNA
  • ABB Ability™ Symphony® Plus Operations VendorABB Affected before 3.3 Service Pack 1; before 2.1 SP2 Rollup 2; before 2.2 Fixed in 3.3 Service Pack 1, 2.1 SP2 Rollup 2, 2.2 Patch available CNA
  • ABB Ability™ Symphony® Plus Historian VendorABB Affected before 3.2 Fixed in 3.2 Patch available CNA

CPE configurations NVD · 10

CPEVersionsRoleVendor
cpe:2.3:a:abb:symphony_\+_historian:3.0:*:*:*:*:*:*:*3.0VulnerableABB
cpe:2.3:a:abb:symphony_\+_historian:3.1:*:*:*:*:*:*:*3.1VulnerableABB
cpe:2.3:a:abb:symphony_\+_operations:1.1:*:*:*:*:*:*:*1.1VulnerableABB
cpe:2.3:a:abb:symphony_\+_operations:2.0:*:*:*:*:*:*:*2.0VulnerableABB
cpe:2.3:a:abb:symphony_\+_operations:2.1:sp1:*:*:*:*:*:*2.1 sp1VulnerableABB
cpe:2.3:a:abb:symphony_\+_operations:2.1:sp2:*:*:*:*:*:*2.1 sp2VulnerableABB
cpe:2.3:a:abb:symphony_\+_operations:3.0:*:*:*:*:*:*:*3.0VulnerableABB
cpe:2.3:a:abb:symphony_\+_operations:3.1:*:*:*:*:*:*:*3.1VulnerableABB
cpe:2.3:a:abb:symphony_\+_operations:3.2:*:*:*:*:*:*:*3.2VulnerableABB
cpe:2.3:a:abb:symphony_\+_operations:3.3:*:*:*:*:*:*:*3.3VulnerableABB
  • cpe:2.3:a:abb:symphony_\+_historian:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·ABB
  • cpe:2.3:a:abb:symphony_\+_historian:3.1:*:*:*:*:*:*:* Versions 3.1 Vulnerable ·ABB
  • cpe:2.3:a:abb:symphony_\+_operations:1.1:*:*:*:*:*:*:* Versions 1.1 Vulnerable ·ABB
  • cpe:2.3:a:abb:symphony_\+_operations:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·ABB
  • cpe:2.3:a:abb:symphony_\+_operations:2.1:sp1:*:*:*:*:*:* Versions 2.1 sp1 Vulnerable ·ABB
  • cpe:2.3:a:abb:symphony_\+_operations:2.1:sp2:*:*:*:*:*:* Versions 2.1 sp2 Vulnerable ·ABB
  • cpe:2.3:a:abb:symphony_\+_operations:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·ABB
  • cpe:2.3:a:abb:symphony_\+_operations:3.1:*:*:*:*:*:*:* Versions 3.1 Vulnerable ·ABB
  • cpe:2.3:a:abb:symphony_\+_operations:3.2:*:*:*:*:*:*:* Versions 3.2 Vulnerable ·ABB
  • cpe:2.3:a:abb:symphony_\+_operations:3.3:*:*:*:*:*:*:* Versions 3.3 Vulnerable ·ABB

Remediation

  • Fix · CNA ABB Ability™ Symphony® Plus Operations (ABB) Fixed in 3.3 Service Pack 1, 2.1 SP2 Rollup 2, 2.2
  • Fix · CNA ABB Ability™ Symphony® Plus Historian (ABB) Fixed in 3.2

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    ABB Ability™ Symphony® Plus Historian, ABB Ability™ Symphony® Plus Operations 2.1 SP2 Rollup 2, 2.2 and 2 more versions

    8 records Highest priority Priority MEDIUM 6 MEDIUM, 2 LOW

    Other records, highest priority first

    • TI-2020-15146 Denial of Service attack on Symphony PlusPriority MEDIUM 46
    • TI-2020-15142 Weak Authentication in Symphony PlusPriority MEDIUM 44
    • TI-2020-15140 SQL Injection in Symphony PlusPriority MEDIUM 44
    Show all 8 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-24674
  2. 2026-10-03 Alias added: GHSA-895q-vqrm-2jch

References

Advisory 2

  • TI-2020-15146 Denial of Service attack on Symphony Plus CVSS 3.1CRITICAL 9.8
  • TI-2020-15150 Authentication Bypass in Symphony Plus CVSS 3.1CRITICAL 9.8
  • TI-2020-15142 Weak Authentication in Symphony Plus CVSS 3.1CRITICAL 9.8
  • TI-2020-15140 SQL Injection in Symphony Plus CVSS 3.1CRITICAL 9.8
  • TI-2020-15145 Potential Privilege Escalation in Symphony Plus CVSS 3.1HIGH 8.8
  • TI-2020-15144 Insecure Web Service in Symphony Plus CVSS 3.1HIGH 8.8
See all 8 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences