⚠ Actively exploited
Added to CISA KEV on 2021-11-03. Federal agencies required to patch by 2022-05-03. Required action: Apply updates per vendor instructions..
CVE-2017-11774 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Corporation Microsoft Outlook
Severity
7.8HIGHNVD
EPSS
84.6%
top 0.66%
CISA KEV
KEV
Added 2021-11-03
Due 2022-05-03
Exploit
Exploited in wild
Active exploitation observed
Affected products
Timeline
PublishedOct 13
KEV addedNov 3
KEV dueMay 3
Latest updateMay 13
CISA Required Action: Apply updates per vendor instructions.
Description
Microsoft Outlook 2010 SP2, Outlook 2013 SP1 and RT SP1, and Outlook 2016 allow an attacker to execute arbitrary commands, due to how Microsoft Office handles objects in memory, aka "Microsoft Outlook Security Feature Bypass Vulnerability."
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9
Affected Packages2 packages
▶CVEListV5microsoft_corporation/microsoft_outlookMicrosoft Outlook 2010 SP2, Outlook 2013 SP1 and RT SP1, Outlook 2016+2
Patches
🔴Vulnerability Details
3GHSA▶
GHSA-9cq3-gr97-qxf7: Microsoft Outlook 2010 SP2, Outlook 2013 SP1 and RT SP1, and Outlook 2016 allow an attacker to execute arbitrary commands, due to how Microsoft Office↗2022-05-13
CVEList▶
CVE-2017-11774: Microsoft Outlook 2010 SP2, Outlook 2013 SP1 and RT SP1, and Outlook 2016 allow an attacker to execute arbitrary commands, due to how Microsoft Office↗2017-10-13