The specific flaw exists within the parsing of CO files. The issue results from the lack of proper validation of a user-supplied value prior to dereferencing it as a pointer. An attacker can leverage this vulnerability to execute code in the context of the current process.
. Was ZDI-CAN-19879.
Analysis
Analysis and contextual insights are available on OpenCVE Cloud.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Ashlar-Vellum | Cobalt | unknown |
|
No data.
No data available yet.
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-2023-38392 | Ashlar-Vellum Cobalt Untrusted Pointer Dereference 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 a user-supplied value prior to dereferencing it as a pointer. An attacker can leverage this vulnerability to execute code in the context of the current process. . Was ZDI-CAN-19879. |
| Link | Providers |
|---|---|
| https://www.zerodayinitiative.com/advisories/ZDI-23-871/ |
|
Fri, 08 Aug 2025 16:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:2.3:a:ashlar:cobalt:12.0.1204.57:*:*:*:*:*:*:* |
Thu, 07 Aug 2025 15:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:2.3:a:ashlar:cobalt:1204.57:*:*:*:*:*:*:* |
Thu, 19 Sep 2024 08:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Ashlar
Ashlar cobalt |
|
| CPEs | cpe:2.3:a:ashlar:cobalt:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Ashlar
Ashlar cobalt |
|
| Metrics |
ssvc
|
Wed, 18 Sep 2024 18:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Ashlar-Vellum Cobalt Untrusted Pointer Dereference 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 a user-supplied value prior to dereferencing it as a pointer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-19879. | Ashlar-Vellum Cobalt Untrusted Pointer Dereference 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 a user-supplied value prior to dereferencing it as a pointer. An attacker can leverage this vulnerability to execute code in the context of the current process. . Was ZDI-CAN-19879. |
MITRE
Status: PUBLISHED
Assigner: zdi
Published:
Updated: 2024-09-18T18:28:46.487Z
Reserved: 2023-05-31T19:51:08.227Z
Link: CVE-2023-34311
Vulnrichment
Updated: 2024-08-02T16:10:06.423Z
NVD
Status : Analyzed
Published: 2024-05-03T02:15:32.753
Modified: 2025-08-08T16:29:15.123
Link: CVE-2023-34311
Redhat
No data.
OpenCVE Enrichment
No data.