CVE-2022-43762
Memory leak when receiving messages in APROL Tbase server
Lack of verification in B&R APROL Tbase server versions < R 4.2-07 may lead to memory leaks when receiving messages
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Memory leak when receiving messages in APROL Tbase server
Lack of verification in B&R APROL Tbase server versions < R 4.2-07 may lead to memory leaks when receiving messages
- Record
CVE-2022-43762- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-119
- Updated
- 2026-11-02
EUVDEUVD-2022-46733
Lack of verification in B&R APROL Tbase server versions < R 4.2-07 may lead to memory leaks when receiving messages
- Record
EUVD-2022-46733- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-56vg-qgwv-6h64
Lack of verification in B&R APROL Tbase server versions < R 4.2-07 may lead to memory leaks when...
Lack of verification in B&R APROL Tbase server versions < R 4.2-07 may lead to memory leaks when receiving messages
- Record
GHSA-56vg-qgwv-6h64- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
NVD
Lack of verification in B&R APROL Tbase server versions < R 4.2-07 may lead to memory leaks when receiving messages
- Record
CVE-2022-43762- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-43762 is a high vulnerability (CVSS 7.5) in B&r Industrial Automation Aprol, published February 8, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.62%, the 49th percentile. No source names a fixed version.