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CVE-2023-43744

HIGHCVSS 7.2/10EPSS 1.99%

Last modified

CVE-2023-43744 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. An OS command injection vulnerability in Zultys MX-SE, MX-SE II, MX-E, MX-Virtual, MX250, and MX30 with firmware versions prior to 17.0.10 patch 17161 and 16.04 patch 16109 allows an administrator to execute arbitrary OS commands via a file name parameter in a patch application function. The Zultys MX Administrator client has a "Patch Manager" section that allows administrators to apply patches to the device. EPSS estimates a 1.99% chance of exploitation in the next 30 days.

Description

An OS command injection vulnerability in Zultys MX-SE, MX-SE II, MX-E, MX-Virtual, MX250, and MX30 with firmware versions prior to 17.0.10 patch 17161 and 16.04 patch 16109 allows an administrator to execute arbitrary OS commands via a file name parameter in a patch application function. The Zultys MX Administrator client has a "Patch Manager" section that allows administrators to apply patches to the device. The user supplied filename for the patch file is passed to a shell script without validation. Including bash command substitution characters in a patch file name results in execution of the provided command.

Metrics

CVSS 3.1
7.2/10

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

EPSS Probability
1.99%

78.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ZultysMx-Se Firmware< 16.0.4
ZultysMx-Se Firmware>= 17.0.6, < 17.0.10
ZultysMx-Se Ii Firmware< 16.0.4
ZultysMx-Se Ii Firmware>= 17.0.6, < 17.0.10
ZultysMx-E Firmware< 16.0.4
ZultysMx-E Firmware>= 17.0.6, < 17.0.10
ZultysMx-Virtual Firmware< 16.0.4
ZultysMx-Virtual Firmware>= 17.0.6, < 17.0.10
ZultysMx250 Firmware< 16.0.4
ZultysMx250 Firmware>= 17.0.6, < 17.0.10
ZultysMx30 Firmware< 16.0.4
ZultysMx30 Firmware>= 17.0.6, < 17.0.10

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-43744?
An OS command injection vulnerability in Zultys MX-SE, MX-SE II, MX-E, MX-Virtual, MX250, and MX30 with firmware versions prior to 17.0.10 patch 17161 and 16.04 patch 16109 allows an administrator to execute arbitrary OS commands via a file name parameter in a patch application function. The Zultys MX Administrator client has a "Patch Manager" section that allows administrators to apply patches to the device. The user supplied filename for the patch file is passed to a shell script without validation. Including bash command substitution characters in a patch file name results in execution of the provided command.
How severe is CVE-2023-43744?
CVE-2023-43744 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 1.99% probability of exploitation in the next 30 days.
How do I fix CVE-2023-43744?
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-2023-43744?

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Source: NVD / NIST