Crafted web server requests can be utilised to read partial stack or heap memory or may trigger a denial-of- service condition due to a crash in the CODESYS V2 web server prior to V1.1.9.22.

Project Subscriptions

Vendors Products
Codesys Subscribe
Codesys Subscribe
750-8202 Subscribe
750-8202 Firmware Subscribe
750-8203 Subscribe
750-8203 Firmware Subscribe
750-8204 Subscribe
750-8204 Firmware Subscribe
750-8206 Subscribe
750-8206 Firmware Subscribe
750-8207 Subscribe
750-8207 Firmware Subscribe
750-8208 Subscribe
750-8208 Firmware Subscribe
750-8210 Subscribe
750-8210 Firmware Subscribe
750-8211 Subscribe
750-8211 Firmware Subscribe
750-8212 Subscribe
750-8212 Firmware Subscribe
750-8213 Subscribe
750-8213 Firmware Subscribe
750-8214 Subscribe
750-8214 Firmware Subscribe
750-8216 Subscribe
750-8216 Firmware Subscribe
750-8217 Subscribe
750-8217 Firmware Subscribe
750-823 Subscribe
750-823 Firmware Subscribe
750-829 Subscribe
750-829 Firmware Subscribe
750-831 Subscribe
750-831 Firmware Subscribe
750-832 Subscribe
750-832 Firmware Subscribe
750-852 Subscribe
750-852 Firmware Subscribe
750-862 Subscribe
750-862 Firmware Subscribe
750-880 Subscribe
750-880 Firmware Subscribe
750-881 Subscribe
750-881 Firmware Subscribe
750-882 Subscribe
750-882 Firmware Subscribe
750-885 Subscribe
750-885 Firmware Subscribe
750-889 Subscribe
750-889 Firmware Subscribe
750-890 Subscribe
750-890 Firmware Subscribe
750-891 Subscribe
750-891 Firmware Subscribe
750-893 Subscribe
750-893 Firmware Subscribe
Advisories
Source ID Title
EUVD EUVD EUVD-2021-21234 Crafted web server requests can be utilised to read partial stack or heap memory or may trigger a denial-of- service condition due to a crash in the CODESYS V2 web server prior to V1.1.9.22.
Fixes

Solution

CODESYS GmbH has released version V1.1.9.22 of the CODESYS V2 web server to solve the noted vulnerability issues. This version of the CODESYS V2 web server is also part of the CODESYS Development System setup version V2.3.9.68.


Workaround

No workaround given by the vendor.

History

Fri, 15 Aug 2025 20:30:00 +0000

Type Values Removed Values Added
First Time appeared 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
CPEs 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 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

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: CERTVDE

Published:

Updated: 2024-09-16T22:25:58.664Z

Reserved: 2021-06-10T00:00:00

Link: CVE-2021-34584

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2021-10-26T10:15:07.850

Modified: 2025-08-15T20:26:40.257

Link: CVE-2021-34584

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses