Description Preview
This vulnerability exists in the Windows Agent Activation Runtime (AarSvc) service, which fails to properly handle objects in memory. This improper handling can lead to information disclosure, potentially allowing attackers to access sensitive information that should be protected. The vulnerability affects various versions of Windows operating systems.
Overview
CVE-2020-1391 is an information disclosure vulnerability in the Windows Agent Activation Runtime service (AarSvc). When the service improperly handles objects in memory, it can leak sensitive information to unauthorized users. This vulnerability could allow attackers to view information that should be protected, potentially leading to further system compromise. The issue affects the memory management functionality within the AarSvc component of Windows operating systems.
Remediation
To address this vulnerability, Microsoft has released security updates. Users and system administrators should:
- Apply the latest security updates from Microsoft for affected Windows systems
- Ensure automatic updates are enabled to receive future security patches
- If patching is not immediately possible, consider limiting access to the affected systems
- Monitor systems for unusual activity that might indicate exploitation attempts
- Follow Microsoft's guidance in their security advisory for any additional mitigation steps
References
- Microsoft Security Advisory: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1391
- Microsoft Security Response Center: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-1391
- National Vulnerability Database: https://nvd.nist.gov/vuln/detail/CVE-2020-1391
Industry ExposureMost to leastThis section illustrates the prevalence of a specific Common Vulnerabilities and Exposures (CVE) across various industries based on customer reports. The ranking displays industries from the most to least affected by this particular vulnerability, offering valuable insight into where this CVE has been most frequently observed. This information can help organizations within these sectors prioritize their security efforts, understand their relative risk exposure compared to their peers, and focus remediation strategies where they are most needed. By understanding the industry-specific impact, organizations can make more informed decisions regarding patching, resource allocation, and overall risk management related to this CVE.
This section illustrates the prevalence of a specific Common Vulnerabilities and Exposures (CVE) across various industries based on customer reports. The ranking displays industries from the most to least affected by this particular vulnerability, offering valuable insight into where this CVE has been most frequently observed. This information can help organizations within these sectors prioritize their security efforts, understand their relative risk exposure compared to their peers, and focus remediation strategies where they are most needed. By understanding the industry-specific impact, organizations can make more informed decisions regarding patching, resource allocation, and overall risk management related to this CVE.
- ManufacturingManufacturing
- Health Care & Social AssistanceHealth Care & Social Assistance
- Public AdministrationPublic Administration
- Transportation & WarehousingTransportation & Warehousing
- Educational ServicesEducational Services
- Retail TradeRetail Trade
- Finance and InsuranceFinance and Insurance
- Professional, Scientific, & Technical ServicesProfessional, Scientific, & Technical Services
- UtilitiesUtilities
- Arts, Entertainment & RecreationArts, Entertainment & Recreation
- Management of Companies & EnterprisesManagement of Companies & Enterprises
- Other Services (except Public Administration)Other Services (except Public Administration)
- Accommodation & Food ServicesAccommodation & Food Services
- ConstructionConstruction
- Agriculture, Forestry Fishing & HuntingAgriculture, Forestry Fishing & Hunting
- InformationInformation
- MiningMining
- Real Estate Rental & LeasingReal Estate Rental & Leasing
- Wholesale TradeWholesale Trade
- Administrative, Support, Waste Management & Remediation ServicesAdministrative, Support, Waste Management & Remediation Services