PT-2023-5404 · Ashlar Vellum · Ashlar-Vellum Cobalt

Published 2023-09-21 · Updated 2025-08-08 · CVE-2023-42102

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Ashlar-Vellum Cobalt (affected versions not specified)

Description This issue allows remote attackers to execute arbitrary code on affected installations. User interaction is required, where the target must visit a malicious page or open a malicious file. The flaw exists within the parsing of AR files due to the lack of proper validation of user-supplied data, resulting in a type confusion condition. An attacker can leverage this to execute code in the context of the current process.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Type Confusion

Weakness Enumeration

CWE-843

Related Identifiers

BDU:2023-06034

CVE-2023-42102

ZDI-23-1451

Affected Products

Ashlar-Vellum Cobalt

References · 9

• https://osv.dev/vulnerability/CVE-2023-42102 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-23-1451 · Security Note
• https://bdu.fstec.ru/vul/2023-06034 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-42102 · Security Note
• https://t.me/cveNotify/131460 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2023092231 · Note
• https://t.me/cvenotify/128012 · Telegram Post
• https://twitter.com/TheZDIBugs/status/1705253751462707376 · Twitter Post
• https://twitter.com/CVEnew/status/1786771025490858332 · Twitter Post