Microsoft Office Excel allows remote attackers to execute arbitrary code via a spreadsheet with a FEATHEADER record containing an invalid cbHdrData size element that affects a pointer offset.
Review the upstream advisory, identify the affected product in your inventory, and apply the vendor update when one is available.
Microsoft Excel Featheader Record Memory Corruption Vulnerability is listed in the HOL Guard supply-chain feed, but affected software is not mapped to a package. Review the upstream advisory for the affected product and vendor guidance. This vulnerability is known to be exploited in the wild. Microsoft Office Excel allows remote attackers to execute arbitrary code via a spreadsheet with a FEATHEADER record containing an invalid cbHdrData size element that affects a pointer offset.
Affected software not mapped. Review the upstream record for vendor-specific product and version guidance.
No references were reported by the source.
Reported by CISA KEV (kev).
HOL Guard can help your team monitor supply-chain activity while the upstream record is clarified.
Explore HOL GuardMicrosoft Office Excel allows remote attackers to execute arbitrary code via a spreadsheet with a FEATHEADER record containing an invalid cbHdrData size element that affects a pointer offset.
Review the upstream advisory, identify the affected product in your inventory, and apply the vendor update when one is available.
Microsoft Excel Featheader Record Memory Corruption Vulnerability is listed in the HOL Guard supply-chain feed, but affected software is not mapped to a package. Review the upstream advisory for the affected product and vendor guidance. This vulnerability is known to be exploited in the wild. Microsoft Office Excel allows remote attackers to execute arbitrary code via a spreadsheet with a FEATHEADER record containing an invalid cbHdrData size element that affects a pointer offset.
Affected software not mapped. Review the upstream record for vendor-specific product and version guidance.
No references were reported by the source.
Reported by CISA KEV (kev).
HOL Guard can help your team monitor supply-chain activity while the upstream record is clarified.
Explore HOL Guard