SARA / Free Tools / CVE / CVE-2023-39427

CVE-2023-39427 — In Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, and Cobalt Share v12 SP0 Build (

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 exec

CVSS
7.8 HIGH
EPSS
10.00% (top 72.60%)
CWE
CWE-787
Published
2023-10-26T19:29:07.108Z
Last modified
2025-01-16T21:27:53.916Z
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

01What is this vulnerability?

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.

02Affected products

VendorProductVersions
Ashlar-VellumCobaltv12 SP0 Build (1204.77)
Ashlar-VellumXenonv12 SP0 Build (1204.77)
Ashlar-VellumArgonv12 SP0 Build (1204.77)
Ashlar-VellumLithiumv12 SP0 Build (1204.77)
Ashlar-VellumCobalt Sharev12 SP0 Build (1204.77)

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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