Vulnerability · Published Feb 8, 2023 · Assigned by ABB
CVE-2022-43764Buffer overflow when changing configuration on Tbase Server
Critical 9.8
In plain English
A critical-severity stack buffer overflow in B&R APROL from B&R Industrial Automation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 56% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.8%top 44.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Insufficient validation of input parameters when changing configuration on Tbase server in B&R APROL versions < R 4.2-07 could result in buffer overflow. This may lead to Denial-of-Service conditions or execution of arbitrary code.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| B&R Industrial Automation | B&R APROL | < R 4.2-07 |
Weakness: CWE-121 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H