The specific flaw exists within the parsing of CO files. The issue results from 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.
. Was ZDI-CAN-17910.
Analysis and contextual insights are available on OpenCVE Cloud.
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2023-38380 | Ashlar-Vellum Cobalt CO File Parsing Heap-based Buffer Overflow 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 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. . Was ZDI-CAN-17910. |
| Link | Providers |
|---|---|
| https://www.zerodayinitiative.com/advisories/ZDI-23-859/ |
|
Fri, 08 Aug 2025 15:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Ashlar
Ashlar cobalt |
|
| CPEs | cpe:2.3:a:ashlar:cobalt:11.0.1111:*:*:*:*:*:*:* | |
| Vendors & Products |
Ashlar
Ashlar cobalt |
Wed, 18 Sep 2024 18:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Ashlar-Vellum Cobalt CO File Parsing Heap-based Buffer Overflow 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 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. Was ZDI-CAN-17910. | Ashlar-Vellum Cobalt CO File Parsing Heap-based Buffer Overflow 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 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. . Was ZDI-CAN-17910. |
Status: PUBLISHED
Assigner: zdi
Published:
Updated: 2024-09-18T18:28:37.746Z
Reserved: 2023-05-31T19:51:08.224Z
Link: CVE-2023-34299
Updated: 2024-08-02T16:10:06.307Z
Status : Analyzed
Published: 2024-05-03T02:15:30.693
Modified: 2025-08-08T14:56:22.640
Link: CVE-2023-34299
No data.
OpenCVE Enrichment
Updated: 2025-07-13T11:14:58Z
EUVD