SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2010-3333

Microsoft Office Stack-based Buffer Overflow Vulnerability

KEVHIGH 7.8EPSS 89.5%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 24 March 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

Stack-based buffer overflow in Microsoft Office XP SP3, Office 2003 SP3, Office 2007 SP2, Office 2010, Office 2004 and 2008 for Mac, Office for Mac 2011, and Open XML File Format Converter for Mac allows remote attackers to execute arbitrary code via crafted RTF data, aka "RTF Stack Buffer Overflow Vulnerability."

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
89.50% probability · 100th percentile
CISA KEV
Listed 3 March 2022 · due 24 March 2022
Weakness
CWE-787
Affected
microsoft/office · microsoft/open xml file format converter
Source
secure@microsoft.com

CISA notes

Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2010-3333

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.