
CVE-2018-0158 – Cisco IOS and XE Software Internet Key Exchange Memory Leak Vulnerability
https://notcve.org/view.php?id=CVE-2018-0158
28 Mar 2018 — A vulnerability in the Internet Key Exchange Version 2 (IKEv2) module of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a memory leak or a reload of an affected device that leads to a denial of service (DoS) condition. The vulnerability is due to incorrect processing of certain IKEv2 packets. An attacker could exploit this vulnerability by sending crafted IKEv2 packets to an affected device to be processed. A successful exploit could cause an affected d... • http://www.securityfocus.com/bid/103566 • CWE-20: Improper Input Validation CWE-772: Missing Release of Resource after Effective Lifetime •

CVE-2018-0163
https://notcve.org/view.php?id=CVE-2018-0163
28 Mar 2018 — A vulnerability in the 802.1x multiple-authentication (multi-auth) feature of Cisco IOS Software could allow an unauthenticated, adjacent attacker to bypass the authentication phase on an 802.1x multi-auth port. The vulnerability is due to a logic change error introduced into the code. An attacker could exploit this vulnerability by trying to access an 802.1x multi-auth port after a successful supplicant has authenticated. An exploit could allow the attacker to bypass the 802.1x access controls and obtain a... • http://www.securityfocus.com/bid/103571 • CWE-287: Improper Authentication •

CVE-2018-0167 – Cisco IOS, XR, and XE Software Buffer Overflow Vulnerability
https://notcve.org/view.php?id=CVE-2018-0167
28 Mar 2018 — Multiple Buffer Overflow vulnerabilities in the Link Layer Discovery Protocol (LLDP) subsystem of Cisco IOS Software, Cisco IOS XE Software, and Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition or execute arbitrary code with elevated privileges on an affected device. Cisco Bug IDs: CSCuo17183, CSCvd73487. Múltiples vulnerabilidades de desbordamiento de búfer en el subsistema LLDP (Link Layer Discovery Protocol) de Cisco IOS Software, Cisco ... • http://www.securityfocus.com/bid/103564 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •

CVE-2018-0175 – Cisco IOS, XR, and XE Software Buffer Overflow Vulnerability
https://notcve.org/view.php?id=CVE-2018-0175
28 Mar 2018 — Format String vulnerability in the Link Layer Discovery Protocol (LLDP) subsystem of Cisco IOS Software, Cisco IOS XE Software, and Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition or execute arbitrary code with elevated privileges on an affected device. Cisco Bug IDs: CSCvd73664. Vulnerabilidad de cadena de formato en el subsistema LLDP (Link Layer Discovery Protocol) de Cisco IOS Software, Cisco IOS XE Software y Cisco IOS XR Software pod... • http://www.securityfocus.com/bid/103564 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-134: Use of Externally-Controlled Format String •