CVE-2022-47384
Published: 15 May 2023
Summary
CVE-2022-47384 is a high-severity Out-of-bounds Write (CWE-787) vulnerability in Codesys Control For Beaglebone Sl. Its CVSS base score is 8.8 (High).
Operationally, ranked in the top 15.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
CVE-2022-47384 is a stack-based out-of-bounds write vulnerability in the CmpTraceMgr component of multiple CODESYS products across various versions. The flaw is tracked as CWE-787 and received a CVSS v3.1 base score of 8.8.
An authenticated remote attacker can send crafted input to trigger the out-of-bounds write on the stack, enabling denial-of-service, memory corruption, or remote code execution.
Official advisories and associated patches are published on the CODESYS customer portal and can be retrieved from the referenced URLs.
The EPSS probability rose from a low baseline to a recorded peak of 0.0575 on 2026-03-11 before receding to the current value of 0.0203.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-50151
Vulnerability details
An authenticated remote attacker may use a stack based out-of-bounds write vulnerability in the CmpTraceMgr Component of multiple CODESYS products in multiple versions to write data into the stack which can lead to a denial-of-service condition, memory overwriting, or remote…
more
code execution.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.