Vulnerability · Published Feb 8, 2023 · Assigned by ABB
CVE-2022-43765DoS in APROLs Tbase server
High 7.5
In plain English
A high-severity security flaw 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 0.6% (higher than 50% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.6%top 50.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
B&R APROL versions < R 4.2-07 doesn’t process correctly specially formatted data packages sent to port 55502/tcp, which may allow a network based attacker to cause an application Denial-of-Service.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| B&R Industrial Automation | B&R APROL | < R 4.2-07 |
Weakness: CWE-252 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H