Vulnerabilities (CVE)

Filtered by vendor Cisco Subscribe
Total 6072 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2023-20081 1 Cisco 304 1100-4g Integrated Services Router, 1100-4p Integrated Services Router, 1100-6g Integrated Services Router and 301 more 2023-11-07 N/A 5.9 MEDIUM
A vulnerability in the IPv6 DHCP (DHCPv6) client module of Cisco Adaptive Security Appliance (ASA) Software, Cisco Firepower Threat Defense (FTD) Software, Cisco IOS Software, and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient validation of DHCPv6 messages. An attacker could exploit this vulnerability by sending crafted DHCPv6 messages to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition. Note: To successfully exploit this vulnerability, the attacker would need to either control the DHCPv6 server or be in a man-in-the-middle position.
CVE-2023-20080 1 Cisco 2 Ios, Ios Xe 2023-11-07 N/A 7.5 HIGH
A vulnerability in the IPv6 DHCP version 6 (DHCPv6) relay and server features of Cisco IOS and IOS XE Software could allow an unauthenticated, remote attacker to trigger a denial of service (DoS) condition. This vulnerability is due to insufficient validation of data boundaries. An attacker could exploit this vulnerability by sending crafted DHCPv6 messages to an affected device. A successful exploit could allow the attacker to cause the device to reload unexpectedly.
CVE-2023-20079 1 Cisco 42 Ip Phone 6825, Ip Phone 6825 Firmware, Ip Phone 6841 and 39 more 2023-11-07 N/A 7.5 HIGH
Multiple vulnerabilities in the web-based management interface of certain Cisco IP Phones could allow an unauthenticated, remote attacker to execute arbitrary code or cause a denial of service (DoS) condition. For more information about these vulnerabilities, see the Details section of this advisory.
CVE-2023-20078 1 Cisco 34 Ip Phone 6825, Ip Phone 6825 Firmware, Ip Phone 6841 and 31 more 2023-11-07 N/A 9.8 CRITICAL
Multiple vulnerabilities in the web-based management interface of certain Cisco IP Phones could allow an unauthenticated, remote attacker to execute arbitrary code or cause a denial of service (DoS) condition. For more information about these vulnerabilities, see the Details section of this advisory.
CVE-2023-20077 1 Cisco 1 Identity Services Engine 2023-11-07 N/A 6.5 MEDIUM
Multiple vulnerabilities in the web-based management interface of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to download arbitrary files from the filesystem of an affected device. These vulnerabilities are due to insufficient input validation. An attacker could exploit these vulnerabilities by sending crafted HTTP requests to an affected device. A successful exploit could allow the attacker to download arbitrary files from the underlying filesystem of the affected device.
CVE-2023-20076 1 Cisco 15 807 Industrial Integrated Services Router, 807 Industrial Integrated Services Router Firmware, 809 Industrial Integrated Services Router and 12 more 2023-11-07 N/A 8.8 HIGH
A vulnerability in the Cisco IOx application hosting environment could allow an authenticated, remote attacker to execute arbitrary commands as root on the underlying host operating system. This vulnerability is due to incomplete sanitization of parameters that are passed in for activation of an application. An attacker could exploit this vulnerability by deploying and activating an application in the Cisco IOx application hosting environment with a crafted activation payload file. A successful exploit could allow the attacker to execute arbitrary commands as root on the underlying host operating system.
CVE-2023-20073 1 Cisco 8 Rv340, Rv340 Firmware, Rv340w and 5 more 2023-11-07 N/A 9.8 CRITICAL
A vulnerability in the web-based management interface of Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers could allow an unauthenticated, remote attacker to upload arbitrary files to an affected device. This vulnerability is due to insufficient authorization enforcement mechanisms in the context of file uploads. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to upload arbitrary files to the affected device.
CVE-2023-20072 1 Cisco 1 Ios Xe 2023-11-07 N/A 8.6 HIGH
A vulnerability in the fragmentation handling code of tunnel protocol packets in Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected system to reload, resulting in a denial of service (DoS) condition. This vulnerability is due to the improper handling of large fragmented tunnel protocol packets. One example of a tunnel protocol is Generic Routing Encapsulation (GRE). An attacker could exploit this vulnerability by sending crafted fragmented packets to an affected system. A successful exploit could allow the attacker to cause the affected system to reload, resulting in a DoS condition. Note: Only traffic directed to the affected system can be used to exploit this vulnerability.
CVE-2023-20067 1 Cisco 1 Ios Xe 2023-11-07 N/A 6.5 MEDIUM
A vulnerability in the HTTP-based client profiling feature of Cisco IOS XE Software for Wireless LAN Controllers (WLCs) could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient input validation of received traffic. An attacker could exploit this vulnerability by sending crafted traffic through a wireless access point. A successful exploit could allow the attacker to cause CPU utilization to increase, which could result in a DoS condition on an affected device and could cause new wireless client associations to fail. Once the offending traffic stops, the affected system will return to an operational state and new client associations will succeed.
CVE-2023-20066 1 Cisco 271 1000 Integrated Services Router, 1100-4g Integrated Services Router, 1100-4p Integrated Services Router and 268 more 2023-11-07 N/A 6.5 MEDIUM
A vulnerability in the web UI of Cisco IOS XE Software could allow an authenticated, remote attacker to perform a directory traversal and access resources that are outside the filesystem mountpoint of the web UI. This vulnerability is due to an insufficient security configuration. An attacker could exploit this vulnerability by sending a crafted request to the web UI. A successful exploit could allow the attacker to gain read access to files that are outside the filesystem mountpoint of the web UI. Note: These files are located on a restricted filesystem that is maintained for the web UI. There is no ability to write to any files on this filesystem.
CVE-2023-20064 1 Cisco 40 Asr 9000v-v2, Asr 9001, Asr 9006 and 37 more 2023-11-07 N/A 4.6 MEDIUM
A vulnerability in the GRand Unified Bootloader (GRUB) for Cisco IOS XR Software could allow an unauthenticated attacker with physical access to the device to view sensitive files on the console using the GRUB bootloader command line. This vulnerability is due to the inclusion of unnecessary commands within the GRUB environment that allow sensitive files to be viewed. An attacker could exploit this vulnerability by being connected to the console port of the Cisco IOS XR device when the device is power-cycled. A successful exploit could allow the attacker to view sensitive files that could be used to conduct additional attacks against the device.
CVE-2023-20062 1 Cisco 4 Packaged Contact Center Enterprise, Unified Contact Center Enterprise, Unified Contact Center Express and 1 more 2023-11-07 N/A 4.3 MEDIUM
Multiple vulnerabilities in Cisco Unified Intelligence Center could allow an authenticated, remote attacker to collect sensitive information or perform a server-side request forgery (SSRF) attack on an affected system. Cisco plans to release software updates that address these vulnerabilities.
CVE-2023-20061 1 Cisco 4 Packaged Contact Center Enterprise, Unified Contact Center Enterprise, Unified Contact Center Express and 1 more 2023-11-07 N/A 6.5 MEDIUM
Multiple vulnerabilities in Cisco Unified Intelligence Center could allow an authenticated, remote attacker to collect sensitive information or perform a server-side request forgery (SSRF) attack on an affected system. Cisco plans to release software updates that address these vulnerabilities.
CVE-2023-20059 1 Cisco 1 Dna Center 2023-11-07 N/A 6.5 MEDIUM
A vulnerability in the implementation of the Cisco Network Plug-and-Play (PnP) agent of Cisco DNA Center could allow an authenticated, remote attacker to view sensitive information in clear text. The attacker must have valid low-privileged user credentials. This vulnerability is due to improper role-based access control (RBAC) with the integration of PnP. An attacker could exploit this vulnerability by authenticating to the device and sending a query to an internal API. A successful exploit could allow the attacker to view sensitive information in clear text, which could include configuration files.
CVE-2023-20056 1 Cisco 61 Aironet 1540, Aironet 1542d, Aironet 1542i and 58 more 2023-11-07 N/A 5.5 MEDIUM
A vulnerability in the management CLI of Cisco access point (AP) software could allow an authenticated, local attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient input validation of commands supplied by the user. An attacker could exploit this vulnerability by authenticating to a device and submitting crafted input to the affected command. A successful exploit could allow the attacker to cause an affected device to reload spontaneously, resulting in a DoS condition.
CVE-2023-20055 1 Cisco 1 Dna Center 2023-11-07 N/A 8.8 HIGH
A vulnerability in the management API of Cisco DNA Center could allow an authenticated, remote attacker to elevate privileges in the context of the web-based management interface on an affected device. This vulnerability is due to the unintended exposure of sensitive information. An attacker could exploit this vulnerability by inspecting the responses from the API. Under certain circumstances, a successful exploit could allow the attacker to access the API with the privileges of a higher-level user account. To successfully exploit this vulnerability, the attacker would need at least valid Observer credentials.
CVE-2023-20051 1 Cisco 4 Asr 5000, Asr 5500, Asr 5700 and 1 more 2023-11-07 N/A 7.5 HIGH
A vulnerability in the Vector Packet Processor (VPP) of Cisco Packet Data Network Gateway (PGW) could allow an unauthenticated, remote attacker to stop ICMP traffic from being processed over an IPsec connection. This vulnerability is due to the VPP improperly handling a malformed packet. An attacker could exploit this vulnerability by sending a malformed Encapsulating Security Payload (ESP) packet over an IPsec connection. A successful exploit could allow the attacker to stop ICMP traffic over an IPsec connection and cause a denial of service (DoS).
CVE-2023-20050 1 Cisco 111 Mds 9000, Mds 9100, Mds 9132t and 108 more 2023-11-07 N/A 7.8 HIGH
A vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system of an affected device. This vulnerability is due to insufficient validation of arguments that are passed to specific CLI commands. An attacker could exploit this vulnerability by including crafted input as the argument of an affected command. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system with the privileges of the currently logged-in user.
CVE-2023-20049 1 Cisco 13 Asr 9000v-v2, Asr 9001, Asr 9006 and 10 more 2023-11-07 N/A 7.5 HIGH
A vulnerability in the bidirectional forwarding detection (BFD) hardware offload feature of Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers, ASR 9902 Compact High-Performance Routers, and ASR 9903 Compact High-Performance Routers could allow an unauthenticated, remote attacker to cause a line card to reset, resulting in a denial of service (DoS) condition. This vulnerability is due to the incorrect handling of malformed BFD packets that are received on line cards where the BFD hardware offload feature is enabled. An attacker could exploit this vulnerability by sending a crafted IPv4 BFD packet to an affected device. A successful exploit could allow the attacker to cause line card exceptions or a hard reset, resulting in loss of traffic over that line card while the line card reloads.
CVE-2023-20035 1 Cisco 40 1100-4g\/6g Integrated Services Router, 1100-4p Integrated Services Router, 1100-8p Integrated Services Router and 37 more 2023-11-07 N/A 7.8 HIGH
A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to execute arbitrary commands with elevated privileges. This vulnerability is due to insufficient input validation by the system CLI. An attacker with privileges to run commands could exploit this vulnerability by first authenticating to an affected device using either local terminal access or a management shell interface and then submitting crafted input to the system CLI. A successful exploit could allow the attacker to execute commands on the underlying operating system with root-level privileges. An attacker with limited user privileges could use this vulnerability to gain complete control over the system. Note: For additional information about specific impacts, see the Details section of this advisory.