CVE-2022-22519

Special HTTP(s) Requests can cause a buffer-read causing a crash of the webserver and the runtime system.

Description

A remote, unauthenticated attacker can send a specific crafted HTTP or HTTPS requests causing a buffer over-read resulting in a crash of the webserver of the CODESYS Control runtime system.

Categories

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.76% Top 20%
Vendor Advisory codesys.com
Affected: CODESYS CODESYS Control RTE (SL)
Affected: CODESYS CODESYS Control RTE (for Beckhoff CX) SL
Affected: CODESYS CODESYS Control Win (SL)
Affected: CODESYS CODESYS HMI (SL)
Affected: CODESYS CODESYS Control Runtime System Toolkit
Affected: CODESYS CODESYS Embedded Target Visu Toolkit
Affected: CODESYS CODESYS Remote Target Visu Toolkit
Affected: CODESYS CODESYS Control for BeagleBone SL
Affected: CODESYS CODESYS Control for Beckhoff CX9020 SL
Affected: CODESYS CODESYS Control for emPC-A/iMX6 SL
Affected: CODESYS CODESYS Control for IOT2000 SL
Affected: CODESYS CODESYS Control for Linux SL
Affected: CODESYS CODESYS Control for PFC100 SL
Affected: CODESYS CODESYS Control for PFC200 SL
Affected: CODESYS CODESYS Control for PLCnext SL
Affected: CODESYS CODESYS Control for Raspberry Pi SL
Affected: CODESYS CODESYS Control for WAGO Touch Panels 600 SL
Published at:
Updated at:

References

Link Tags
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17094&token=2fb188e2213c74194e81ba61ff99f1c68602ba4d&download= vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-22519?
CVE-2022-22519 has been scored as a high severity vulnerability.
How to fix CVE-2022-22519?
To fix CVE-2022-22519, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-22519 being actively exploited in the wild?
It is possible that CVE-2022-22519 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-22519?
CVE-2022-22519 affects CODESYS CODESYS Control RTE (SL), CODESYS CODESYS Control RTE (for Beckhoff CX) SL, CODESYS CODESYS Control Win (SL), CODESYS CODESYS HMI (SL), CODESYS CODESYS Control Runtime System Toolkit, CODESYS CODESYS Embedded Target Visu Toolkit, CODESYS CODESYS Remote Target Visu Toolkit, CODESYS CODESYS Control for BeagleBone SL, CODESYS CODESYS Control for Beckhoff CX9020 SL, CODESYS CODESYS Control for emPC-A/iMX6 SL, CODESYS CODESYS Control for IOT2000 SL, CODESYS CODESYS Control for Linux SL, CODESYS CODESYS Control for PFC100 SL, CODESYS CODESYS Control for PFC200 SL, CODESYS CODESYS Control for PLCnext SL, CODESYS CODESYS Control for Raspberry Pi SL, CODESYS CODESYS Control for WAGO Touch Panels 600 SL.
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