PT-2023-4065 · Ashlar Vellum · Ashlar-Vellum Cobalt

Rgod · Published 2023-06-08 · Updated 2024-09-18 · CVE-2023-34289

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. The flaw exists within the parsing of AR files due to the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. User interaction is required, where the target must visit a malicious page or open a malicious file.

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

Stack Overflow

Heap Based Buffer Overflow

Weakness Enumeration

CWE-121

CWE-122

Related Identifiers

BDU:2023-04363

CVE-2023-34289

ZDI-23-827

Affected Products

Ashlar-Vellum Cobalt

References · 8

• https://bdu.fstec.ru/vul/2023-04363 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-34289 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-23-827 · Security Note
• https://osv.dev/vulnerability/CVE-2023-34289 · Vendor Advisory
• https://cybersecurity-help.cz/vdb/SB2023060935 · Note
• https://zerodayinitiative.com/advisories/ZDI-CAN-17985 · Note
• https://twitter.com/CVEnew/status/1787926485841682780 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1786271954040737868 · Twitter Post