Microsoft Patches Two Dozen RCE Flaws in Office
Hot on the heels of itsrecord Patch Tuesdayrollout, Microsoft on Thursday announced patches for over 30 new vulnerabilities.
Most of the new fixes address security defects in the Office suite. Two dozen of them patch high-severity remote code execution (RCE) flaws, including half a dozen bugs that could be targeted via the Preview Pane.
In most cases, exploitation requires an attacker to send a specially crafted file, such as a malicious document, and convince the recipient to open it.
Buffer overflow issues are blamed for most of the RCEs, with several defects being off-by-one, use-after-free, path traversal, and numeric truncation errors.
Word received the majority of patches, with only a few rolled out for Excel, Outlook, PowerPoint, and SharePoint.
In addition to RCE flaws, Microsoft fixed multiple information disclosure bugs and a security bypass issue in the Office suite.
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Additionally, it resolved a...
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