CVE-2026-68907

libIEC61850 is an open-source implementation of IEC 61850 client and server protocols including MMS, GOOSE, Sampled Values, and R-Session. Prior to 1.6.2, checkDataSetAccess reverses the source and destination arguments to StringUtilscopyStringToBuffer while constructing an MMSASSOCIATIONSPECIFIC...

CVE-2026-68907 libIEC61850: Server-side out-of-bounds stack read in association-specific dynamic dataset creation due to reversed StringUtils_copyStringToBuffer arguments

libIEC61850 is an open-source implementation of IEC 61850 client and server protocols including MMS, GOOSE, Sampled Values, and R-Session. Prior to 1.6.2, checkDataSetAccess reverses the source and destination arguments to StringUtilscopyStringToBuffer while constructing an MMSASSOCIATIONSPECIFIC...

CVE-2026-68907 libIEC61850: Server-side out-of-bounds stack read in association-specific dynamic dataset creation due to reversed StringUtils_copyStringToBuffer arguments

libIEC61850 is an open-source implementation of IEC 61850 client and server protocols including MMS, GOOSE, Sampled Values, and R-Session. Prior to 1.6.2, checkDataSetAccess reverses the source and destination arguments to StringUtilscopyStringToBuffer while constructing an MMSASSOCIATIONSPECIFIC...

CVE-2026-68907

The libIEC61850 library, an open-source implementation of IEC 61850 protocols, contains a server-side out-of-bounds stack read vulnerability in versions prior to 1.6.2 . The root cause is in the checkDataSetAccess function, which reverses the source and destination arguments when calling StringUt...

CVE-2026-68907: Out-of-bounds Read

libIEC61850 is an open-source implementation of IEC 61850 client and server protocols including MMS, GOOSE, Sampled Values, and R-Session. Prior to 1.6.2, checkDataSetAccess reverses the source and destination arguments to StringUtilscopyStringToBuffer while constructing an MMSASSOCIATIONSPECIFIC...

CVE-2026-18583

The vulnerability CVE-2026-18583 affects mz-automation libiec61850

CVE-2026-18583

A weakness has been identified in mz-automation libiec61850 up to 1.6.1. This issue affects the function checkDataSetAccess of the file src/iec61850/server/mmsmapping/mmsmapping.c of the component MMS Request Handler. This manipulation causes out-of-bounds read. The attack can be initiated...

CVE-2026-18583 mz-automation libiec61850 MMS Request mms_mapping.c checkDataSetAccess out-of-bounds

A weakness has been identified in mz-automation libiec61850 up to 1.6.1. This issue affects the function checkDataSetAccess of the file src/iec61850/server/mmsmapping/mmsmapping.c of the component MMS Request Handler. This manipulation causes out-of-bounds read. The attack can be initiated...

CVE-2026-18583

A weakness has been identified in mz-automation libiec61850 up to 1.6.1. This issue affects the function checkDataSetAccess of the file src/iec61850/server/mmsmapping/mmsmapping.c of the component MMS Request Handler. This manipulation causes out-of-bounds read. The attack can be initiated...

CVE-2026-18583: Out-of-bounds Read

A weakness has been identified in mz-automation libiec61850 up to 1.6.1. This issue affects the function checkDataSetAccess of the file src/iec61850/server/mmsmapping/mmsmapping.c of the component MMS Request Handler. This manipulation causes out-of-bounds read. The attack can be initiated...

PT-2026-67142

A weakness has been identified in mz-automation libiec61850 up to 1.6.1. This issue affects the function checkDataSetAccess of the file src/iec61850/server/mms mapping/mms mapping.c of the component MMS Request Handler. This manipulation causes out-of-bounds read. The attack can be initiated...