CVE-2023-39427

Ashlar-Vellum Cobalt, Xenon, Argon, Lithium Out-of-bounds Write

Description

In Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, and Cobalt Share v12 SP0 Build (1204.77), the affected applications lack proper validation of user-supplied data when parsing XE files. This could lead to an out-of-bounds write. An attacker could leverage this vulnerability to execute arbitrary code in the context of the current process.

Remediation

Solution:

  • Ashlar-Vellum recommends users apply the following mitigations to help reduce risk: * Cobalt, Xenon, Lithium, and Argon share update v12 https://download.ashlar.com/v12/ Build (1204.78). * Only open files from trusted sources.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.08%
Third-Party Advisory cisa.gov
Affected: Ashlar-Vellum Cobalt
Affected: Ashlar-Vellum Xenon
Affected: Ashlar-Vellum Argon
Affected: Ashlar-Vellum Lithium
Affected: Ashlar-Vellum Cobalt Share
Published at:
Updated at:

References

Link Tags
https://www.cisa.gov/news-events/ics-advisories/icsa-23-299-03 third party advisory us government resource

Frequently Asked Questions

What is the severity of CVE-2023-39427?
CVE-2023-39427 has been scored as a high severity vulnerability.
How to fix CVE-2023-39427?
To fix CVE-2023-39427: Ashlar-Vellum recommends users apply the following mitigations to help reduce risk: * Cobalt, Xenon, Lithium, and Argon share update v12 https://download.ashlar.com/v12/ Build (1204.78). * Only open files from trusted sources.
Is CVE-2023-39427 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-39427 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-39427?
CVE-2023-39427 affects Ashlar-Vellum Cobalt, Ashlar-Vellum Xenon, Ashlar-Vellum Argon, Ashlar-Vellum Lithium, Ashlar-Vellum Cobalt Share.
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