Security Advisories & Alerts

Cisco IOS and IOS XE Software Multiple Denial of Service Vulnerabilities

Description: These vulnerabilities are due to improper parsing of crafted EnergyWise packets destined to an affected device. An attacker could exploit these vulnerabilities by sending crafted EnergyWise packets to be processed by an affected device. An exploit could allow the attacker to cause a buffer overflow condition or a reload of the affected device, leading to a DoS condition. Related CVE ID(s): CVE-2017-3860, CVE-2017-3861, CVE-2017-3862,...

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Microsoft Windows Graphics CVE-2017-0005 Local Privilege Escalation Vulnerability

Description: The Graphics Device Interface (GDI) in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; and Windows 10 Gold, 1511, and 1607 allows local users to gain privileges via a crafted application, aka “Windows GDI Elevation of Privilege Vulnerability.” This vulnerability is different from those described in CVE-2017-0001,...

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Microsoft Internet Explorer CVE-2017-0149 Remote Memory Corruption Vulnerability

Description: Microsoft Internet Explorer 9 through 11 allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka “Internet Explorer Memory Corruption Vulnerability.” This vulnerability is different from those described in CVE-2017-0018 and CVE-2017-0037. Internet Explorer 9, 10 and 11 are vulnerable. Impact: Attackers can exploit this issue to execute arbitrary code in the context...

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Microsoft Office RTF documents that leverage CVE-2017-0199 vulnerability

Description: This vulnerability allows a malicious actor to download and execute a Visual Basic script containing PowerShell commands when a user opens a document containing an embedded exploit. The vulnerability affects Microsoft Office, including the latest Office 2016 edition running on Windows 10. Impact: Researchers has observed Office documents exploiting CVE-2017-0199 that download and execute malware payloads from different well-known malware families. Mitigation: Updates are...

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Cisco Wireless LAN Controller IPv6 UDP Denial of Service Vulnerability: CVE-2016-9219

Description: The vulnerability is due to incomplete IPv6 UDP header validation. An attacker could exploit this vulnerability by sending a crafted IPv6 UDP packet to a specific port on the targeted device. An exploit could allow the attacker to impact the availability of the device as it could unexpectedly reload. Impact:  Attackers can exploit this issue to cause denial-of-service conditions. Mitigation: Cisco has released software...

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