Offline updating of microsoft security essentials
Product documentation also recommends that products are configured for automatic updating.Best practices recommend that customers regularly verify whether software distribution, such as the automatic deployment of Microsoft Malware Protection Engine updates and malware definitions, is working as expected in their environment.Is Microsoft releasing a Security Bulletin to address this vulnerability? Microsoft is releasing this informational security advisory to help ensure customers are aware that this Microsoft Malware Protection Engine update also addresses a security vulnerability reported to Microsoft.
See the Affected Software section for a list of affected products.
The following severity ratings assume the potential maximum impact of the vulnerability.
Affected Software The following table provides an exploitability assessment of the vulnerability addressed in this advisory. Use this table to learn about the likelihood of functioning exploit code being released within 30 days of this advisory release.
Microsoft also typically updates the malware definitions three times daily and can increase the frequency when needed.
Depending on which Microsoft antimalware software is used and how it is configured, the software may search for engine and definition updates every day when connected to the Internet, up to multiple times daily.
Customers can also choose to manually check for updates at any time. Refer to the section, Suggested Actions, for details on how to install this update. The Microsoft Malware Protection Engine, mpengine.dll, provides the scanning, detection, and cleaning capabilities for Microsoft antivirus and antispyware software.