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CVE-2023-37559

MEDIUMCVSS 6.5/10EPSS 0.52%

Last modified

CVE-2023-37559 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. After successful authentication as a user in multiple Codesys products in multiple versions, specific crafted network communication requests with inconsistent content can cause the CmpAppForce component to read internally from an invalid address, potentially leading to a denial-of-service condition. This vulnerability is different to CVE-2023-37558. EPSS estimates a 0.52% chance of exploitation in the next 30 days.

Description

After successful authentication as a user in multiple Codesys products in multiple versions, specific crafted network communication requests with inconsistent content can cause the CmpAppForce component to read internally from an invalid address, potentially leading to a denial-of-service condition. This vulnerability is different to CVE-2023-37558

Metrics

CVSS 3.1
6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
0.52%

40.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CodesysControl For Beaglebone Sl< 4.10.0.0
CodesysControl For Empc-A\/Imx6 Sl< 4.10.0.0
CodesysControl For Iot2000 Sl< 4.10.0.0
CodesysControl For Linux Sl< 4.10.0.0
CodesysControl For Pfc100 Sl< 4.10.0.0
CodesysControl For Pfc200 Sl< 4.10.0.0
CodesysControl For Plcnext Sl< 4.10.0.0
CodesysControl For Raspberry Pi Sl< 4.10.0.0
CodesysControl For Wago Touch Panels 600 Sl< 4.10.0.0
CodesysControl Rte Sl< 3.5.19.20
CodesysControl Rte Sl \(For Beckhoff Cx\)< 3.5.19.20
CodesysControl Runtime System Toolkit< 3.5.19.20
CodesysControl Win Sl< 3.5.19.20
CodesysDevelopment System< 3.5.19.20
CodesysHmi< 3.5.19.20
CodesysSafety Sil2< 3.5.19.20

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-37559?
After successful authentication as a user in multiple Codesys products in multiple versions, specific crafted network communication requests with inconsistent content can cause the CmpAppForce component to read internally from an invalid address, potentially leading to a denial-of-service condition. This vulnerability is different to CVE-2023-37558
How severe is CVE-2023-37559?
CVE-2023-37559 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.52% probability of exploitation in the next 30 days.
How do I fix CVE-2023-37559?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-37559?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST