CVE-2018-0862 Memory corruption in Equation Editor
Remote attackers can execute arbitrary code via crafted documents exploiting memory handling flaws in Microsoft Office Equation Editor.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2018-0862?
CVE-2018-0862 is a high-severity memory corruption vulnerability in Microsoft Office, published on 22 Jan 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Equation Editor in Microsoft Office 2003, Microsoft Office 2007, Microsoft Office 2010, Microsoft Office 2013, and Microsoft Office 2016 allows a remote code execution vulnerability due to the way objects are handled in memory, aka "Microsoft Word Remote Code Execution Vulnerability". This CVE is unique from CVE-2018-0805, CVE-2018-0806, and CVE-2018-0807.
Which versions are affected by CVE-2018-0862?
It affects 3 products.
Products include Microsoft Office, Microsoft Office Compatibility Pack, Microsoft Word.
How do I fix CVE-2018-0862?
No fix has been published for CVE-2018-0862 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2018-0862 being exploited?
There is no known exploitation of CVE-2018-0862 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Office
Sources
Also known as GHSA-ww3g-3qff-hv6g.