CVE-2017-11774
What it is
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."
At a glance
- Exploitability
- Can be exploited locally on the machine without logging in, but needs a user to act. High risk of data exposure, data tampering, service disruption.
- In the wild
- CISA lists this as exploited in real attacks. Treat as urgent.
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- ReservedThe CVE id was reserved by its CNA
- PublishedDisclosed publicly on CVE.org and NVD
- 2021-11-03 Exploited in the wildAdded to CISA's Known Exploited Vulnerabilities list
- 2022-05-03 Remediation deadlineCISA's due date for federal agencies to fix it
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: yes, CISA lists it. This puts it above everything that is not.
- Exploit odds: 59.6% in the next 30 days (EPSS).
- Severity: 7.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Added to CISA KEV
- 2021-11-03
- Exploit probability
- 59.6% · EPSS, next 30 days
- Weakness
- CWE-119 · Buffer errors
- Record status
- Analyzed
Affected
- Microsoft Outlook 2010
- Microsoft Outlook 2013
- Microsoft Outlook 2016
Attack profile CVSS 3.1 · 7.8
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2017-11774.md and follow it. Check whether this project is affected by CVE-2017-11774. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11774
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11774
References
- http://www.securityfocus.com/bid/101098
- http://www.securitytracker.com/id/1039542
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11774
- https://sensepost.com/blog/2017/outlook-home-page-another-ruler-vector/
- http://www.securityfocus.com/bid/101098
- http://www.securitytracker.com/id/1039542
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11774
- https://sensepost.com/blog/2017/outlook-home-page-another-ruler-vector/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-11774