Vulnerability · Published Apr 1, 2022 · Assigned by ABB
CVE-2021-22277AC 800M MMS - Denial of Service vulnerability in MMS communication
High 7.5
In plain English
A high-severity improper input validation in 800xA, Control Software for AC 800M from ABB. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.9%top 38.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Improper Input Validation vulnerability in ABB 800xA, Control Software for AC 800M, Control Builder Safe, Compact Product Suite - Control and I/O, ABB Base Software for SoftControl allows an attacker to cause the denial of service.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| ABB | 800xA, Control Software for AC 800M | 5.1.0-0 – before unspecifiedunspecified – through 5.1.0-35.1.1-0 – before unspecifiedunspecified – through 5.1.1-46.0.0-0 – before unspecifiedunspecified – through 6.0.0-36.1.0-0 – before unspecifiedunspecified – through 6.1.1-1 |
| ABB | Control Builder Safe | 1.x2.03.0 |
| ABB | Compact Product Suite - Control and I/O | 5.1.0-0 – before unspecifiedunspecified – through 5.1.0-35.1.1-0 – before unspecifiedunspecified – through 5.1.1-46.0.0-0 – before unspecifiedunspecified – through 6.0.0-36.1.0-0 – before unspecifiedunspecified – through 6.1.1-1 |
| ABB | ABB Base Software for SoftControl | 5.1.0-0 – before unspecifiedunspecified – through 5.1.0-35.1.1-0 – before unspecifiedunspecified – through 5.1.1-46.0.0-0 – before unspecifiedunspecified – through 6.0.0-36.1.0-0 – before unspecifiedunspecified – through 6.1.1-1 |
Weakness: CWE-20 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H