CODESYS V2 web server: crafted requests could trigger a pointer dereference with an invalid address (DoS)
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| CODESYS | CODESYS V2 | affected |
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Configuration 1 [-]
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Configuration 2 [-]
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Configuration 3 [-]
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Configuration 4 [-]
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Configuration 8 [-]
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Configuration 9 [-]
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Configuration 10 [-]
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Configuration 11 [-]
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Configuration 12 [-]
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Configuration 13 [-]
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Configuration 14 [-]
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Configuration 15 [-]
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Configuration 16 [-]
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Configuration 17 [-]
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Configuration 18 [-]
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Configuration 19 [-]
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Configuration 20 [-]
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Configuration 21 [-]
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Configuration 22 [-]
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Configuration 23 [-]
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Configuration 24 [-]
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Configuration 28 [-]
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No data.
No data available yet.
Vendor 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.
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2021-21235 | In the CODESYS V2 web server prior to V1.1.9.22 crafted web server requests can trigger a parser error. Since the parser result is not checked under all conditions, a pointer dereference with an invalid address can occur. This leads to a denial of service situation. |
No CVSS v4.0
No CVSS v3.0
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.903% probability within 30 days)
Key SSVC decision points have not yet been added.
| 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:*:*:*:*:*:*:*:* |
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| 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 |