CVE-2023-39943: Ashlar-Vellum Cobalt, Xenon, Argon, Lithium Out-of-bounds Write

Published Feb 4, 2025
·
Updated

In Ashlar-Vellum Cobalt versions prior to v12 SP2 Build (1204.200), the affected application lacks 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.

Affected Software

7 affected components
: Ashlar-Vellum Cobalt: Versions prior to v12 SP2 Build (1204.200)
: Ashlar-Vellum Cobalt Share: Versions prior to v12 SP2 Build (1204.200)
: Ashlar-Vellum Graphite: v13.0.48 and prior
: Ashlar-Vellum Xenon: Versions prior to v12 SP2 Build (1204.200)
: Ashlar-Vellum Argon: Versions prior to v12 SP2 Build (1204.200)
: Ashlar-Vellum Lithium: Versions prior to v12 SP2 Build (1204.200)
Ashlar Cobalt<12.4.1204.200

Remediation

Information

Ashlar-Vellum recommends users apply the following mitigations to help reduce risk: * Install the latest version of Graphite https://download.ashlar.com/v13/gr.html . * Update to the latest version for Cobalt, Xenon, Lithium, and Argon by installing v12 SP12 Alpha https://download.ashlar.com/v12/mod-history.html  Build (1204.200) (Jan 22, 2025). * Only open files from trusted sources.

Event History

Feb 4, 2025
CVE Published
via MITRE·10:15 PM
Data Sourced
via MITRE·10:15 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·11:15 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2023-39943?

CVE-2023-39943 is considered to have a high severity due to the potential for arbitrary code execution.

2

How do I fix CVE-2023-39943?

To fix CVE-2023-39943, update Ashlar-Vellum Cobalt, Graphite, Xenon, Argon, or Lithium to version 12 SP2 Build (1204.200) or later.

3

What are the affected products for CVE-2023-39943?

The affected products for CVE-2023-39943 include Ashlar-Vellum Cobalt, Cobalt Share, Graphite, Xenon, Argon, and Lithium versions prior to v12 SP2 Build (1204.200).

4

What type of attack can exploit CVE-2023-39943?

CVE-2023-39943 can be exploited by an attacker leveraging the vulnerability to perform an out-of-bounds write, potentially leading to arbitrary code execution.

5

When was CVE-2023-39943 published?

CVE-2023-39943 was published on an unspecified date in 2023, with details focusing on vulnerabilities in the Ashlar-Vellum software.

Contact

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