Auth bypass in Abb Ability™ Symphony® Plus Historian
CVE-2020-24674
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 priv…
EPSS: 0.030 (85.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Abb Ability™ Symphony® Plus Historian — versions unspecified
- Abb Ability™ Symphony® Plus Operations — versions unspecified
- Abb Symphony_\+_historian — versions 3.0, 3.1
- Abb Symphony_\+_operations — versions 1.1, 2.0, 2.1
Weakness classification (CWE)
References
- cybersecurity@ch.abb.com (x_refsource_MISC, Mitigation, Vendor Advisory)
- cybersecurity@ch.abb.com (x_refsource_MISC, Mitigation, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-24674?
- CVE-2020-24674 is a high-severity vulnerability in Abb Ability™ Symphony® Plus Historian, classified under Improper Authorization. CVSS score: 8.8/10. Published 2020-12-22.
- How severe is CVE-2020-24674?
- High severity. CVSS v3 base score is 8.8 out of 10.