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CVE-2017-0199: Microsoft Office and WordPad Remote Code Execution Vulnerability

criticalknown exploitedpublic exploitCVE-2017-0199
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
Microsoft Office and WordPad contain an unspecified vulnerability due to the way the applications parse specially crafted files. Successful exploitation allows for remote code execution.

CSIRTS triage

vendor: Microsoftproduct: Office and WordPadRemote code execution
What
Microsoft Office and WordPad contain a remote code execution vulnerability.
Who is affected
Users of Microsoft Office and WordPad are affected.
Urgency
This critical vulnerability is actively exploited, necessitating prompt remediation.
Action
Install the latest security updates for Microsoft Office and WordPad.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2021-11-03
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2017-0199

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2017-0199coverage & exploitation statusNVD · CVE.org

Recent advisories for Microsoft Office and

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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