CVE-2017-0261
Use After Free — is CVE-2017-0261real, exploitable, or a false positive? Here's the community ground truth.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Microsoft Office 2010 SP2, Office 2013 SP1, and Office 2016 allow a remote code execution vulnerability when the software fails to properly handle objects in memory, aka "Office Remote Code Execution Vulnerability". This CVE ID is unique from CVE-2017-0262 and CVE-2017-0281.
References
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Community ground truth
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Field notes & remediation
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- 0
Microsoft Office Use-After-Free Vulnerability — Microsoft Office contains a use-after-free vulnerability which can allow for remote code execution. Listed in the CISA KEV catalog (added 2022-03-03) — confirmed exploited in the wild, not theoretical. FIRST EPSS puts the chance of exploitation in the next 30 days at ~78%. Treat it as real and prioritize remediation over triage.
- 0
Required action for Microsoft Office: Apply updates per vendor instructions. CISA set a federal remediation due date of 2022-03-24. After patching, verify the vulnerable path is no longer reachable before closing the finding.
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