CVE-2020-7052
CODESYS Control V3, Gateway V3, and HMI V3 before 3.5.15.30 allow uncontrolled memory allocation...
CODESYS Control V3, Gateway V3, and HMI V3 before 3.5.15.30 allow uncontrolled memory allocation which can result in a remote denial of service condition.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
CODESYS Control V3, Gateway V3, and HMI V3 before 3.5.15.30 allow uncontrolled memory allocation which can result in a remote denial of service condition.
- Record
CVE-2020-7052- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:N/I:N/A:P - Weakness
- CWE-770
- Updated
- 2026-11-02
CVE List No score
CODESYS Control V3, Gateway V3, and HMI V3 before 3.5.15.30 allow uncontrolled memory allocation which can result in a remote denial of service condition.
- Record
CVE-2020-7052- Updated
- 2026-11-02
EUVDEUVD-2020-28186 No score
CODESYS Control V3, Gateway V3, and HMI V3 before 3.5.15.30 allow uncontrolled memory allocation which can result in a remote denial of service condition.
- Record
EUVD-2020-28186- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6627-xq79-x5q7 No score
CODESYS Control V3, Gateway V3, and HMI V3 before 3.5.15.30 allow uncontrolled memory allocation...
CODESYS Control V3, Gateway V3, and HMI V3 before 3.5.15.30 allow uncontrolled memory allocation which can result in a remote denial of service condition.
- Record
GHSA-6627-xq79-x5q7- Weakness
- CWE-400
- Updated
- 2026-11-02
Affected products
- codesys gateway
- codesys hmi
- codesys control for beaglebone
- codesys control for empc-a\/imx6
- codesys control for iot2000
- codesys control for linux
- codesys control for pfc100
- codesys control for pfc200
- codesys control for plcnext
- codesys control for raspberry pi
- codesys control rte
- codesys control runtime system toolkit
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History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-7052 is a medium vulnerability (CVSS 6.5) in Codesys Gateway, published January 24, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.26%, the 82nd percentile. No source names a fixed version.