CVE-2023-34310

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

Ashlar-Vellum Cobalt Uninitialized Memory Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ashlar-Vellum Cobalt. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within the parsing of CO files. The issue results from the lack of proper initialization of memory prior to accessing it. An attacker can leverage this vulnerability to execute code in the context of the current process. . Was ZDI-CAN-19878.

Metrics

CVSS 3.0 7.8/10CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
May 3, 2024
Last modified
Jun 17, 2026
NVD status
Analyzed

Related CVEs from 2023

CVE-2023-343117.8Ashlar-Vellum Cobalt Untrusted Pointer Dereference Remote Code Execution Vulnerability. This vulnerability allows remote attackers to executCVE-2023-343127.8In Tencent QQ through 9.7.8.29039 and TIM through 3.4.7.22084, QQProtect.exe and QQProtectEngine.dll do not validate pointers from inter-proCVE-2023-343147.8Insecure inherited permissions in some Intel(R) Simics Simulator software before version 1.7.2 may allow an authenticated user to potentiallCVE-2023-343157.8Incorrect default permissions in some Intel(R) VROC software before version 8.0.8.1001 may allow an authenticated user to potentially enableCVE-2023-343167.5​An attacker could bypass the latest Delta Electronics InfraSuite Device Master (versions prior to 1.0.7) patch, which could allow an attackCVE-2023-343176.5An improper input validation vulnerability exists in the OAS Engine User Creation functionality of Open Automation Software OAS Platform v18CVE-2023-343187.8A heap buffer overflow vulnerability was found in sox, in the startread function at sox/src/hcom.c:160:41. This flaw can lead to a denial ofCVE-2023-343197.8The fix for XSA-423 added logic to Linux'es netback driver to deal with a frontend splitting a packet in a way such that not all of the headCVE-2023-343210.0Server-Side Request Forgery (SSRF) in GitHub repository plantuml/plantuml prior to 1.2023.9.CVE-2023-343205.5Cortex-A77 cores (r0p0 and r1p0) are affected by erratum 1508412 where software, under certain circumstances, could deadlock a core due to tCVE-2023-343213.3Arm provides multiple helpers to clean & invalidate the cache for a given region. This is, for instance, used when allocating guest memory CVE-2023-343227.8For migration as well as to work around kernels unaware of L1TF (see XSA-273), PV guests may be run in shadow paging mode. Since Xen itself
CVE-2023-34310: High severity, CVSS 7.8 | Vulnix