CVE-2023-39427: Ashlar-Vellum Cobalt, Xenon, Argon, Lithium Out-of-bounds Write

Published Oct 26, 2023
·
Updated

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.

Affected Software

11 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
Ashlar Graphite<=13.0.48
Ashlar Xenon<12.4.1204.200
Ashlar Argon<12.4.1204.200
Ashlar Lithium<12.4.1204.200

Remediation

Information

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.

Event History

Oct 26, 2023
CVE Published
via MITRE·07:29 PM
Data Sourced
via MITRE·07:29 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·08:15 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the vulnerability ID for this security issue?

The vulnerability ID for this security issue is CVE-2023-39427.

2

What is the severity of CVE-2023-39427?

The severity of CVE-2023-39427 is high.

3

Which software applications are affected by CVE-2023-39427?

Ashlar Cobalt, Ashlar Graphite, Ashlar Xenon, Ashlar Argon, and Ashlar Lithium are affected by CVE-2023-39427.

4

What is the vulnerability description for CVE-2023-39427?

CVE-2023-39427 is an out-of-bounds write vulnerability in Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, and Cobalt Share v12 SP0 Build (1204.77) that occurs due to lack of proper validation of user-supplied data when parsing XE files.

5

How can an attacker exploit CVE-2023-39427?

An attacker can exploit CVE-2023-39427 to execute arbitrary code on a vulnerable system.

Contact

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