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8.8

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, e...

CVE-2020-24674 · published 5 years ago
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.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
abb symphony_\+_historian 3.0
3.1
cpe:2.3:a:abb:symphony_\+_historian:3.0:*:*:*:*:*:*:*
abb symphony_\+_operations 1.1
2.0
2.1
3.0
3.1
3.2
3.3
cpe:2.3:a:abb:symphony_\+_operations:1.1:*:*:*:*:*:*:*
Original advisory text
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, e...
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.
References
Fix within
Internet-facing 14 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker full control (estimated)
Severity
8.8 High
Exploitation
3% chance of attack within 30 days
Type
CWE-285Improper Authorization
CWE-863Incorrect Authorization
Timeline
Published22 Dec 2020
Updated31 Oct 2026
First seen29 Sep 2026
Sources
CVE-2020-24674 · NVD
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