A crafted request may cause a read access to an uninitialized pointer in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56, resulting in a denial-of-service condition.
Metrics
Affected Vendors & Products
Fixes
Solution
CODESYS GmbH has released the following product versions to solve the noted vulnerability issue for the affected CODESYS products: * CODESYS Runtime Toolkit 32 bit full version V2.4.7.56 * CODESYS PLCWinNT version V2.4.7.56. This will also be part of the CODESYS Development System setup version V2.3.9.68.
Workaround
No workaround given by the vendor.
References
History
Fri, 15 Aug 2025 20:30:00 +0000
Type | Values Removed | Values Added |
---|---|---|
First Time appeared |
Codesys codesys
Wago Wago 750-8202 Wago 750-8202 Firmware Wago 750-8203 Wago 750-8203 Firmware Wago 750-8204 Wago 750-8204 Firmware Wago 750-8206 Wago 750-8206 Firmware Wago 750-8207 Wago 750-8207 Firmware Wago 750-8208 Wago 750-8208 Firmware Wago 750-8210 Wago 750-8210 Firmware Wago 750-8211 Wago 750-8211 Firmware Wago 750-8212 Wago 750-8212 Firmware Wago 750-8213 Wago 750-8213 Firmware Wago 750-8214 Wago 750-8214 Firmware Wago 750-8216 Wago 750-8216 Firmware Wago 750-8217 Wago 750-8217 Firmware Wago 750-823 Wago 750-823 Firmware Wago 750-829 Wago 750-829 Firmware Wago 750-831 Wago 750-831 Firmware Wago 750-832 Wago 750-832 Firmware Wago 750-852 Wago 750-852 Firmware Wago 750-862 Wago 750-862 Firmware Wago 750-880 Wago 750-880 Firmware Wago 750-881 Wago 750-881 Firmware Wago 750-882 Wago 750-882 Firmware Wago 750-885 Wago 750-885 Firmware Wago 750-889 Wago 750-889 Firmware Wago 750-890 Wago 750-890 Firmware Wago 750-891 Wago 750-891 Firmware Wago 750-893 Wago 750-893 Firmware |
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CPEs | cpe:2.3:a:codesys:codesys:*:*:*:*:*:*:*:* cpe:2.3:h:wago:750-8202:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-8203:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-8204:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-8206:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-8207:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-8208:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-8210:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-8211:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-8212:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-8213:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-8214:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-8216:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-8217:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-823:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-829:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-831:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-832:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-852:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-862:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-880:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-881:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-882:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-885:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-889:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-890:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-891:-:*:*:*:*:*:*:* cpe:2.3:h:wago:750-893:-:*:*:*:*:*:*:* cpe:2.3:o:wago:750-8202_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-8203_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-8204_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-8206_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-8207_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-8208_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-8210_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-8211_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-8212_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-8213_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-8214_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-8216_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-8217_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-823_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-829_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-831_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-832_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-852_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-862_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-880_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-881_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-882_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-885_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-889_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-890_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-891_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:wago:750-893_firmware:*:*:*:*:*:*:*:* |
|
Vendors & Products |
Codesys codesys
Wago Wago 750-8202 Wago 750-8202 Firmware Wago 750-8203 Wago 750-8203 Firmware Wago 750-8204 Wago 750-8204 Firmware Wago 750-8206 Wago 750-8206 Firmware Wago 750-8207 Wago 750-8207 Firmware Wago 750-8208 Wago 750-8208 Firmware Wago 750-8210 Wago 750-8210 Firmware Wago 750-8211 Wago 750-8211 Firmware Wago 750-8212 Wago 750-8212 Firmware Wago 750-8213 Wago 750-8213 Firmware Wago 750-8214 Wago 750-8214 Firmware Wago 750-8216 Wago 750-8216 Firmware Wago 750-8217 Wago 750-8217 Firmware Wago 750-823 Wago 750-823 Firmware Wago 750-829 Wago 750-829 Firmware Wago 750-831 Wago 750-831 Firmware Wago 750-832 Wago 750-832 Firmware Wago 750-852 Wago 750-852 Firmware Wago 750-862 Wago 750-862 Firmware Wago 750-880 Wago 750-880 Firmware Wago 750-881 Wago 750-881 Firmware Wago 750-882 Wago 750-882 Firmware Wago 750-885 Wago 750-885 Firmware Wago 750-889 Wago 750-889 Firmware Wago 750-890 Wago 750-890 Firmware Wago 750-891 Wago 750-891 Firmware Wago 750-893 Wago 750-893 Firmware |

Status: PUBLISHED
Assigner: CERTVDE
Published:
Updated: 2024-09-16T22:40:47.921Z
Reserved: 2021-06-10T00:00:00
Link: CVE-2021-34596

No data.

Status : Analyzed
Published: 2021-10-26T10:15:08.127
Modified: 2025-08-15T20:24:15.653
Link: CVE-2021-34596

No data.

No data.