Filtered by vendor Cisco
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Total
5838 CVE
| CVE | Vendors | Products | Updated | CVSS v2 | CVSS v3 |
|---|---|---|---|---|---|
| CVE-2019-1706 | 1 Cisco | 9 Adaptive Security Appliance Software, Asa-5506-x, Asa-5506h-x and 6 more | 2021-10-29 | 7.8 HIGH | 8.6 HIGH |
| A vulnerability in the software cryptography module of the Cisco Adaptive Security Virtual Appliance (ASAv) and Firepower 2100 Series running Cisco Adaptive Security Appliance (ASA) Software could allow an unauthenticated, remote attacker to cause an unexpected reload of the device that results in a denial of service (DoS) condition. The vulnerability is due to a logic error with how the software cryptography module handles IPsec sessions. An attacker could exploit this vulnerability by creating and sending traffic in a high number of IPsec sessions through the targeted device. A successful exploit could cause the device to reload and result in a DoS condition. | |||||
| CVE-2021-34783 | 1 Cisco | 18 Adaptive Security Appliance, Asa 5505, Asa 5505 Firmware and 15 more | 2021-10-29 | 7.8 HIGH | 7.5 HIGH |
| A vulnerability in the software-based SSL/TLS message handler of Cisco Adaptive Security Appliance (ASA) Software and Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a denial of service (DoS) condition. This vulnerability is due to insufficient validation of SSL/TLS messages when the device performs software-based SSL/TLS decryption. An attacker could exploit this vulnerability by sending a crafted SSL/TLS message to an affected device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition. Note: Datagram TLS (DTLS) messages cannot be used to exploit this vulnerability. | |||||
| CVE-2021-34781 | 1 Cisco | 3 Firepower Management Center Virtual Appliance, Firepower Threat Defense, Sourcefire Defense Center | 2021-10-29 | 7.1 HIGH | 7.5 HIGH |
| A vulnerability in the processing of SSH connections for multi-instance deployments of Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on the affected device. This vulnerability is due to a lack of proper error handling when an SSH session fails to be established. An attacker could exploit this vulnerability by sending a high rate of crafted SSH connections to the instance. A successful exploit could allow the attacker to cause resource exhaustion, which causes a DoS condition on the affected device. The device must be manually reloaded to recover. | |||||
| CVE-2021-40125 | 1 Cisco | 18 Adaptive Security Appliance, Asa 5505, Asa 5505 Firmware and 15 more | 2021-10-29 | 6.3 MEDIUM | 6.5 MEDIUM |
| A vulnerability in the Internet Key Exchange Version 2 (IKEv2) implementation of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, remote attacker to trigger a denial of service (DoS) condition on an affected device. This vulnerability is due to improper control of a resource. An attacker with the ability to spoof a trusted IKEv2 site-to-site VPN peer and in possession of valid IKEv2 credentials for that peer could exploit this vulnerability by sending malformed, authenticated IKEv2 messages to an affected device. A successful exploit could allow the attacker to trigger a reload of the device. | |||||
| CVE-2021-40117 | 1 Cisco | 18 Adaptive Security Appliance, Asa 5505, Asa 5505 Firmware and 15 more | 2021-10-29 | 7.8 HIGH | 7.5 HIGH |
| A vulnerability in SSL/TLS message handler for Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability exists because incoming SSL/TLS packets are not properly processed. An attacker could exploit this vulnerability by sending a crafted SSL/TLS packet to an affected device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition. | |||||
| CVE-2021-40116 | 2 Cisco, Snort | 3 Firepower Management Center, Firepower Threat Defense, Snort | 2021-10-29 | 7.1 HIGH | 7.5 HIGH |
| Multiple Cisco products are affected by a vulnerability in Snort rules that could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.The vulnerability is due to improper handling of the Block with Reset or Interactive Block with Reset actions if a rule is configured without proper constraints. An attacker could exploit this vulnerability by sending a crafted IP packet to the affected device. A successful exploit could allow the attacker to cause through traffic to be dropped. Note: Only products with Snort3 configured and either a rule with Block with Reset or Interactive Block with Reset actions configured are vulnerable. Products configured with Snort2 are not vulnerable. | |||||
| CVE-2021-34787 | 1 Cisco | 18 Adaptive Security Appliance, Asa 5505, Asa 5505 Firmware and 15 more | 2021-10-29 | 4.3 MEDIUM | 5.3 MEDIUM |
| A vulnerability in the identity-based firewall (IDFW) rule processing feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to bypass security protections. This vulnerability is due to improper handling of network requests by affected devices configured to use object group search. An attacker could exploit this vulnerability by sending a specially crafted network request to an affected device. A successful exploit could allow the attacker to bypass access control list (ACL) rules on the device, bypass security protections, and send network traffic to unauthorized hosts. | |||||
| CVE-2021-34794 | 1 Cisco | 18 Adaptive Security Appliance, Asa 5505, Asa 5505 Firmware and 15 more | 2021-10-28 | 5.0 MEDIUM | 5.3 MEDIUM |
| A vulnerability in the Simple Network Management Protocol version 3 (SNMPv3) access control functionality of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to query SNMP data. This vulnerability is due to ineffective access control. An attacker could exploit this vulnerability by sending an SNMPv3 query to an affected device from a host that is not permitted by the SNMPv3 access control list. A successful exploit could allow the attacker to send an SNMP query to an affected device and retrieve information from the device. The attacker would need valid credentials to perform the SNMP query. | |||||
| CVE-2021-34793 | 1 Cisco | 18 Adaptive Security Appliance, Asa 5505, Asa 5505 Firmware and 15 more | 2021-10-28 | 5.0 MEDIUM | 8.6 HIGH |
| A vulnerability in the TCP Normalizer of Cisco Adaptive Security Appliance (ASA) Software and Firepower Threat Defense (FTD) Software operating in transparent mode could allow an unauthenticated, remote attacker to poison MAC address tables, resulting in a denial of service (DoS) vulnerability. This vulnerability is due to incorrect handling of certain TCP segments when the affected device is operating in transparent mode. An attacker could exploit this vulnerability by sending a crafted TCP segment through an affected device. A successful exploit could allow the attacker to poison the MAC address tables in adjacent devices, resulting in network disruption. | |||||
| CVE-2021-34763 | 1 Cisco | 3 Firepower Management Center Virtual Appliance, Firepower Threat Defense, Sourcefire Defense Center | 2021-10-28 | 3.5 LOW | 4.8 MEDIUM |
| Multiple vulnerabilities in the web-based management interface of Cisco Firepower Management Center (FMC) Software could allow an attacker to execute a cross-site scripting (XSS) attack or an open redirect attack. For more information about these vulnerabilities, see the Details section of this advisory. | |||||
| CVE-2021-34764 | 1 Cisco | 3 Firepower Management Center Virtual Appliance, Firepower Threat Defense, Sourcefire Defense Center | 2021-10-28 | 5.8 MEDIUM | 6.1 MEDIUM |
| Multiple vulnerabilities in the web-based management interface of Cisco Firepower Management Center (FMC) Software could allow an attacker to execute a cross-site scripting (XSS) attack or an open redirect attack. For more information about these vulnerabilities, see the Details section of this advisory. | |||||
| CVE-2019-12621 | 1 Cisco | 10 Hyperflex Hx220c Af M5, Hyperflex Hx220c Af M5 Firmware, Hyperflex Hx220c Edge M5 and 7 more | 2021-10-28 | 5.8 MEDIUM | 7.4 HIGH |
| A vulnerability in Cisco HyperFlex Software could allow an unauthenticated, remote attacker to perform a man-in-the-middle attack. The vulnerability is due to insufficient key management. An attacker could exploit this vulnerability by obtaining a specific encryption key for the cluster. A successful exploit could allow the attacker to perform a man-in-the-middle attack against other nodes in the cluster. | |||||
| CVE-2021-34754 | 1 Cisco | 2 Firepower Management Center, Firepower Threat Defense | 2021-10-28 | 5.0 MEDIUM | 7.5 HIGH |
| Multiple vulnerabilities in the payload inspection for Ethernet Industrial Protocol (ENIP) traffic for Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to bypass configured rules for ENIP traffic. These vulnerabilities are due to incomplete processing during deep packet inspection for ENIP packets. An attacker could exploit these vulnerabilities by sending a crafted ENIP packet to the targeted interface. A successful exploit could allow the attacker to bypass configured access control and intrusion policies that should be activated for the ENIP packet. | |||||
| CVE-2019-1667 | 1 Cisco | 1 Hyperflex Hx Data Platform | 2021-10-28 | 2.1 LOW | 3.3 LOW |
| A vulnerability in the Graphite interface of Cisco HyperFlex software could allow an authenticated, local attacker to write arbitrary data to the Graphite interface. The vulnerability is due to insufficient authorization controls. An attacker could exploit this vulnerability by connecting to the Graphite service and sending arbitrary data. A successful exploit could allow the attacker to write arbitrary data to Graphite, which could result in invalid statistics being presented in the interface. Versions prior to 3.5(2a) are affected. | |||||
| CVE-2020-3505 | 1 Cisco | 16 8000p Ip Camera, 8000p Ip Camera Firmware, 8020 Ip Camera and 13 more | 2021-10-26 | 6.1 MEDIUM | 6.5 MEDIUM |
| A vulnerability in the Cisco Discovery Protocol of Cisco Video Surveillance 8000 Series IP Cameras could allow an unauthenticated, adjacent attacker to cause a memory leak, which could lead to a denial of service (DoS) condition on an affected device. The vulnerability is due to incorrect processing of certain Cisco Discovery Protocol packets. An attacker could exploit this vulnerability by sending certain Cisco Discovery Protocol packets to an affected device. A successful exploit could allow the attacker to cause the affected device to continuously consume memory, which could cause the device to crash and reload, resulting in a DOS condition. Note: Cisco Discovery Protocol is a Layer 2 protocol. To exploit this vulnerability, an attacker must be in the same broadcast domain as the affected device (Layer 2 adjacent). | |||||
| CVE-2021-1359 | 1 Cisco | 2 Asyncos, Web Security Appliance | 2021-10-26 | 9.0 HIGH | 8.8 HIGH |
| A vulnerability in the configuration management of Cisco AsyncOS for Cisco Web Security Appliance (WSA) could allow an authenticated, remote attacker to perform command injection and elevate privileges to root. This vulnerability is due to insufficient validation of user-supplied XML input for the web interface. An attacker could exploit this vulnerability by uploading crafted XML configuration files that contain scripting code to a vulnerable device. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system and elevate privileges to root. An attacker would need a valid user account with the rights to upload configuration files to exploit this vulnerability. | |||||
| CVE-2020-3199 | 1 Cisco | 5 1120, 1240, 809 and 2 more | 2021-10-26 | 8.3 HIGH | 8.8 HIGH |
| Multiple vulnerabilities in the Cisco IOx application environment of Cisco 809 and 829 Industrial Integrated Services Routers (Industrial ISRs) and Cisco 1000 Series Connected Grid Routers (CGR1000) that are running Cisco IOS Software could allow an attacker to cause a denial of service (DoS) condition or execute arbitrary code with elevated privileges on an affected device. For more information about these vulnerabilities, see the Details section of this advisory. | |||||
| CVE-2020-3258 | 1 Cisco | 16 1120, 1240, Ios and 13 more | 2021-10-26 | 10.0 HIGH | 9.8 CRITICAL |
| Multiple vulnerabilities in Cisco IOS Software for Cisco 809 and 829 Industrial Integrated Services Routers (Industrial ISRs) and Cisco 1000 Series Connected Grid Routers (CGR1000) could allow an unauthenticated, remote attacker or an authenticated, local attacker to execute arbitrary code on an affected system or cause an affected system to crash and reload. For more information about these vulnerabilities, see the Details section of this advisory. | |||||
| CVE-2020-3329 | 1 Cisco | 3 Integrated Management Controller Supervisor, Ucs Director, Ucs Director Express For Big Data | 2021-10-26 | 4.0 MEDIUM | 4.3 MEDIUM |
| A vulnerability in role-based access control of Cisco Integrated Management Controller (IMC) Supervisor, Cisco UCS Director, and Cisco UCS Director Express for Big Data could allow a read-only authenticated, remote attacker to disable user accounts on an affected system. The vulnerability is due to incorrect allocation of the enable/disable action button under the role-based access control code on an affected system. An attacker could exploit this vulnerability by authenticating as a read-only user and then updating the roles of other users to disable them. A successful exploit could allow the attacker to disable users, including administrative users. | |||||
| CVE-2020-3208 | 1 Cisco | 5 1120, 1240, 809 and 2 more | 2021-10-26 | 7.2 HIGH | 6.7 MEDIUM |
| A vulnerability in the image verification feature of Cisco IOS Software for Cisco 809 and 829 Industrial Integrated Services Routers (Industrial ISRs) could allow an authenticated, local attacker to boot a malicious software image on an affected device. The vulnerability is due to insufficient access restrictions on the area of code that manages the image verification feature. An attacker could exploit this vulnerability by first authenticating to the targeted device and then logging in to the Virtual Device Server (VDS) of an affected device. The attacker could then, from the VDS shell, disable Cisco IOS Software integrity (image) verification. A successful exploit could allow the attacker to boot a malicious Cisco IOS Software image on the targeted device. To exploit this vulnerability, the attacker must have valid user credentials at privilege level 15. | |||||