CVEvulnerability
CVE-2026-19259
1.9 LOW
Official page ↗
- Status
- Deferred
- Published
- 2026-08-08
- Last modified
- 2026-10-23
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 1.9 LOW — CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 5.3 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:L/AC:L/Au:S/C:P/I:P/A:P
- Weaknesses
- CWE-119, CWE-122
Description
A vulnerability has been found in MZ Automation libiec61850 up to 1.6.1. The affected element is the function MmsMapping_varAccessSpecToObjectReference of the file src/iec61850/common/iec61850_common.c of the component MMS Protocol Workflow. Such manipulation of the argument GetNamedVariableListAttributesResponse.itemId leads to heap-based buffer overflow. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Related
References
- https://github.com/mz-automation/libiec61850/issues/599 github.com
- https://github.com/user-attachments/files/29190426/PoC.zip github.com
- https://vuldb.com/cve/CVE-2026-19259 vuldb.com
- https://vuldb.com/submit/865176 vuldb.com
- https://vuldb.com/vuln/387009 vuldb.com
- https://vuldb.com/vuln/387009/cti vuldb.com