
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-2018-0173 – Cisco IOS and IOS XE Software Improper Input Validation Vulnerability
https://notcve.org/view.php?id=CVE-2018-0173
28 Mar 2018 — A vulnerability in the Cisco IOS Software and Cisco IOS XE Software function that restores encapsulated option 82 information in DHCP Version 4 (DHCPv4) packets could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a Relay Reply denial of service (DoS) condition. The vulnerability exists because the affected software performs incomplete input validation of encapsulated option 82 information that it receives in DHCPOFFER messages from DHCPv4 servers. An attacker ... • http://www.securityfocus.com/bid/103545 • CWE-20: Improper Input Validation •

CVE-2018-0174 – Cisco IOS Software and Cisco IOS XE Software Improper Input Validation Vulnerability
https://notcve.org/view.php?id=CVE-2018-0174
28 Mar 2018 — A vulnerability in the DHCP option 82 encapsulation functionality of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a denial of service (DoS) condition. The vulnerability exists because the affected software performs incomplete input validation of option 82 information that it receives in DHCP Version 4 (DHCPv4) packets from DHCP relay agents. An attacker could exploit this vulnerability by sending a crafted DH... • http://www.securityfocus.com/bid/103554 • CWE-20: Improper Input Validation •

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 •

CVE-2018-0179 – Cisco IOS Software Denial-of-Service Vulnerability
https://notcve.org/view.php?id=CVE-2018-0179
28 Mar 2018 — Multiple vulnerabilities in the Login Enhancements (Login Block) feature of Cisco IOS Software could allow an unauthenticated, remote attacker to trigger a reload of an affected system, resulting in a denial of service (DoS) condition. These vulnerabilities affect Cisco devices that are running Cisco IOS Software Release 15.4(2)T, 15.4(3)M, or 15.4(2)CG and later. Cisco Bug IDs: CSCuy32360, CSCuz60599. Múltiples vulnerabilidades en la característica Login Enhancements (Login Block) de Cisco IOS Software per... • http://www.securityfocus.com/bid/103556 • CWE-399: Resource Management Errors •

CVE-2018-0180 – Cisco IOS Software Denial-of-Service Vulnerability
https://notcve.org/view.php?id=CVE-2018-0180
28 Mar 2018 — Multiple vulnerabilities in the Login Enhancements (Login Block) feature of Cisco IOS Software could allow an unauthenticated, remote attacker to trigger a reload of an affected system, resulting in a denial of service (DoS) condition. These vulnerabilities affect Cisco devices that are running Cisco IOS Software Release 15.4(2)T, 15.4(3)M, or 15.4(2)CG and later. Cisco Bug IDs: CSCuy32360, CSCuz60599. Múltiples vulnerabilidades en la característica Login Enhancements (Login Block) de Cisco IOS Software per... • http://www.securityfocus.com/bid/103556 • CWE-399: Resource Management Errors •

CVE-2018-0155 – Cisco Catalyst Bidirectional Forwarding Detection Denial-of-Service Vulnerability
https://notcve.org/view.php?id=CVE-2018-0155
28 Mar 2018 — A vulnerability in the Bidirectional Forwarding Detection (BFD) offload implementation of Cisco Catalyst 4500 Series Switches and Cisco Catalyst 4500-X Series Switches could allow an unauthenticated, remote attacker to cause a crash of the iosd process, causing a denial of service (DoS) condition. The vulnerability is due to insufficient error handling when the BFD header in a BFD packet is incomplete. An attacker could exploit this vulnerability by sending a crafted BFD message to or across an affected swi... • http://www.securityfocus.com/bid/103565 • CWE-388: 7PK - Errors CWE-755: Improper Handling of Exceptional Conditions •

CVE-2018-0156 – Cisco IOS Software and Cisco IOS XE Software Smart Install Denial-of-Service Vulnerability
https://notcve.org/view.php?id=CVE-2018-0156
28 Mar 2018 — A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service (DoS) condition. The vulnerability is due to improper validation of packet data. An attacker could exploit this vulnerability by sending a crafted packet to an affected device on TCP port 4786. Only Smart Install client switches are affected. Cisco devices that are configured as a Smart Install... • http://www.securityfocus.com/bid/103569 • CWE-20: Improper Input Validation CWE-399: Resource Management Errors •

CVE-2018-0171 – Cisco IOS and IOS XE Software Smart Install Remote Code Execution Vulnerability
https://notcve.org/view.php?id=CVE-2018-0171
28 Mar 2018 — A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service (DoS) condition, or to execute arbitrary code on an affected device. The vulnerability is due to improper validation of packet data. An attacker could exploit this vulnerability by sending a crafted Smart Install message to an affected device on TCP port 4786. A successful exploit could allow t... • https://www.exploit-db.com/exploits/44451 • CWE-20: Improper Input Validation CWE-787: Out-of-bounds Write •