Cisco Fxos vulnerabilities

• cisco firepower extensible operating system (fxos), secure firewall adaptive security appliance (asa) software, unified computing system (managed) +2 more Cisco UCS Manager and FXOS Software Command Injection Vulnerability CVE-2026-20099 6.7 MediumFebruary 25, 2026
• cisco firepower extensible operating system (fxos), secure firewall adaptive security appliance (asa) software, unified computing system (managed) +2 more Cisco UCS Manager and FXOS Software Stored Cross-Site Scripting Vulnerability CVE-2026-20091 4.8 MediumFebruary 25, 2026
• cisco nx-os software, nx-os, firepower extensible operating system (fxos) +4 more +6 more A vulnerability in the Link Layer Discovery Protocol (LLDP) feature of Cisco FXOS Software and... CVE-2024-20294 6.6 MediumFebruary 28, 2024
• cisco adaptive security appliance (asa) software, firepower extensible operating system (fxos), firepower threat defense software +1 more +3 more A vulnerability in the CLI of Cisco FXOS Software could allow an authenticated, local attacker to... CVE-2023-20234 4.4 MediumAugust 23, 2023
• cisco firepower extensible operating system (fxos), unified computing system (managed), firepower 4112 firmware +7 more +9 more A vulnerability in the Simple Network Management Protocol (SNMP) service of Cisco FXOS Software... CVE-2023-20200 7.7 HighAugust 23, 2023
• cisco fxos, unified computing system (managed), ucs 6200 firmware +10 more +12 more Cisco FXOS Software and UCS Manager Software Configuration Backup Static Key Vulnerability CVE-2023-20016 6.3 MediumFebruary 23, 2023
• cisco firepower extensible operating system (fxos), firepower threat defense software, firepower extensible operating system +1 more +3 more A vulnerability in the CLI of Cisco Firepower Threat Defense (FTD) Software and Cisco FXOS... CVE-2022-20934 6.0 MediumNovember 10, 2022
• cisco firepower extensible operating system (fxos), firepower 4110 firmware, firepower 4112 firmware +10 more +12 more Cisco FXOS Software Command Injection Vulnerability CVE-2022-20865 6.7 MediumAugust 25, 2022
• apache log4j, log4j2, apple xcode +141 more +143 more Apache Log4j2 JNDI features do not protect against attacker controlled LDAP and other JNDI related endpoints CVE-2021-44228 In KEVPublic exploitFix available EPSS 100.0% 10.0 CriticalDecember 10, 2021
• cisco ios, fxos, ios xe +3 more +5 more Multiple Cisco Operating Systems Unidirectional Link Detection Denial of Service Vulnerability CVE-2021-34714 7.4 HighSeptember 23, 2021
• cisco firepower extensible operating system (fxos), firepower extensible operating system +1 more Cisco FXOS Software for Firepower 4100/9300 Series Appliances Secure Boot Bypass Vulnerability CVE-2020-3455 6.7 MediumOctober 21, 2020
• cisco firepower extensible operating system (fxos), firepower extensible operating system +1 more Cisco FXOS Software for Firepower 4100/9300 Series Command Injection Vulnerability CVE-2020-3459 6.7 MediumOctober 21, 2020
• cisco firepower extensible operating system (fxos), firepower extensible operating system +1 more Cisco FXOS Software Buffer Overflow Vulnerability CVE-2020-3545 6.0 MediumSeptember 4, 2020
• cisco adaptive security appliance software, firepower extensible operating system (fxos), firepower extensible operating system +1 more +3 more Cisco FXOS Software CLI Arbitrary File Read and Write Vulnerability CVE-2020-3166 4.2 MediumFebruary 26, 2020
• cisco firepower extensible operating system (fxos), firepower extensible operating system +1 more Cisco FXOS Software CLI Command Injection Vulnerability CVE-2020-3169 6.7 MediumFebruary 26, 2020
• cisco fxos, ucs manager, adaptive security appliance (asa) software +2 more Cisco FXOS and UCS Manager Software Local Management CLI Command Injection Vulnerability CVE-2020-3171 7.8 HighFebruary 26, 2020
• cisco ios xr software, fxos, ios xr +3 more +5 more Cisco FXOS, IOS XR, and NX-OS Software Cisco Discovery Protocol Denial of Service Vulnerability CVE-2020-3120 7.4 HighFebruary 5, 2020
• cisco firepower extensible operating system (fxos), firepower 9300 firmware, firepower extensible operating system +1 more +3 more Cisco FXOS Software and Firepower Threat Defense Software Command Injection Vulnerabilities CVE-2019-12699 8.8 HighOctober 2, 2019
• cisco nx-os, firepower extensible operating system (fxos), firepower extensible operating system +1 more +3 more Cisco FXOS and NX-OS Software Simple Network Management Protocol Denial of Service Vulnerability CVE-2019-1858 8.6 HighMay 16, 2019
• cisco firepower extensible operating system (fxos), firepower 9000 firmware +1 more Cisco Firepower 9000 Series Firepower 2-Port 100G Double-Width Network Module Queue Wedge Denial of Service Vulnerability CVE-2019-1700 6.1 MediumFebruary 21, 2019
• cisco nx-os, firepower extensible operating system, fxos +2 more A vulnerability in the Cisco Discovery Protocol (formerly known as CDP) subsystem of devices... CVE-2018-0331 6.5 MediumJune 21, 2018
• cisco fxos A vulnerability in the process of uploading new application images to Cisco FXOS on the Cisco... CVE-2018-0300 7.2 HighJune 21, 2018
• cisco fxos, nx-os, firepower extensible operating system +2 more A vulnerability in the write-erase feature of Cisco FXOS Software and Cisco NX-OS Software could... CVE-2018-0294 6.7 MediumJune 20, 2018
• cisco firepower extensible operating system, fxos, nx-os +2 more A vulnerability in the authentication, authorization, and accounting (AAA) implementation of... CVE-2017-3883 8.6 HighOctober 19, 2017