Vulnerability · Published Dec 22, 2020 · Assigned by ABB
CVE-2020-24674Improper Authorization in Symphony Plus
High 8.8
In plain English
A high-severity security flaw in ABB Ability™ Symphony® Plus Historian from ABB. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 3.1% (higher than 88% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)3.1%top 12.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| ABB | ABB Ability™ Symphony® Plus Operations | unspecified – before 3.3 Service Pack 1unspecified – before 2.1 SP2 Rollup 2unspecified – before 2.2 |
| ABB | ABB Ability™ Symphony® Plus Historian | unspecified – before 3.2 |
Weakness: CWE-285 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H