CVE-2026-82618
Systerel S2OPC String Array Range Writing sopc_builtintypes.c set_range_matrix_on_string_array out-of-bounds
- State
- Published
- Severity
- 5.3 Medium
- Published
- Aug 31, 2026
- Updated
- Aug 31, 2026
- Reserved
- Aug 30, 2026
Description
A vulnerability was determined in Systerel S2OPC up to 1.7.3. The affected element is the function set_range_matrix_on_string_array of the file src/Common/opcua_types/sopc_builtintypes.c of the component String Array Range Writing. This manipulation causes out-of-bounds read. The attack is possible to be carried out remotely. The project was informed of the problem early through an issue report but has not responded yet.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X | VulDB |
| 3.1 | 4.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:X/RL:X/RC:R | VulDB |
| 3.0 | 4.3 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:X/RL:X/RC:R | VulDB |
| 2.0 | 4.0 Medium | AV:N/AC:L/Au:S/C:N/I:N/A:P/E:ND/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
S2OPCSysterel |
|
References
- VDB-397118 | Systerel S2OPC String Array Range Writing sopc_builtintypes.c set_range_matrix_on_string_array out-of-boundsvdb-entrytechnical-description
- VDB-397118 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-82618 | CVE Analysis and Reportthird-party-advisory
- Submit #893095 | Systerel S2OPC 1.7.3 Heap-based Out-of-bounds Readthird-party-advisory
- https://gitlab.com/systerel/S2OPC/-/work_items/1796related
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