VendorsCisconcs_5501-seany version
Vulnerabilities

Cisco NCS 5501-SE any version

Ranked by severity, then by exploit likelihood. Click a CVE ID for its full record.

21CVEs
CVE-2020-3118
Cisco IOS XR Software Cisco Discovery Protocol Format String Vulnerability
Published 2020-02-05 · Analyzed
8.8KEVEPSS 0.117
CVE-2019-15989
Cisco IOS XR Software Border Gateway Protocol Attribute Denial of Service Vulnerability
Published 2020-01-26 · Modified
8.6EPSS 0.013
CVE-2019-16020
Cisco IOS XR Software BGP EVPN Denial of Service Vulnerabilities
Published 2020-01-26 · Modified
8.6EPSS 0.013
CVE-2019-16022
Cisco IOS XR Software BGP EVPN Denial of Service Vulnerabilities
Published 2020-01-26 · Modified
8.6EPSS 0.013
CVE-2021-34720
Cisco IOS XR Software IP Service Level Agreements and Two-Way Active Measurement Protocol Denial of Service Vulnerability
Published 2021-09-09 · Modified
8.6EPSS 0.013
CVE-2021-34718
Cisco IOS XR Software Arbitrary File Read and Write Vulnerability
Published 2021-09-09 · Modified
8.5EPSS 0.016
CVE-2020-3530
Cisco IOS XR Authenticated User Privilege Escalation Vulnerability
Published 2020-09-04 · Modified
8.4EPSS 0.003
CVE-2020-3473
Cisco IOS XR Software Authenticated User Privilege Escalation Vulnerability
Published 2020-09-04 · Modified
7.8EPSS 0.004
CVE-2021-34728
Cisco IOS XR Software Authenticated User Privilege Escalation Vulnerabilities
Published 2021-09-09 · Modified
7.8EPSS 0.003
CVE-2021-34719
Cisco IOS XR Software Authenticated User Privilege Escalation Vulnerabilities
Published 2021-09-09 · Modified
7.8EPSS 0.003
CVE-2021-34737
Cisco IOS XR Software DHCP Version 4 Server Denial of Service Vulnerability
Published 2021-09-09 · Modified
7.5EPSS 0.013
CVE-2020-3120
Cisco FXOS, IOS XR, and NX-OS Software Cisco Discovery Protocol Denial of Service Vulnerability
Published 2020-02-05 · Modified
7.4EPSS 0.016
CVE-2019-16018
Cisco IOS XR Software EVPN Operational Routes Denial of Service Vulnerability
Published 2020-01-26 · Modified
7.4EPSS 0.011
CVE-2025-20141
Cisco IOS XR Software Release 7.9.2 Denial of Service Vulnerabillity
Published 2025-03-12 · Analyzed
7.4EPSS 0.002
CVE-2021-34722
Cisco IOS XR Software Command Injection Vulnerabilities
Published 2021-09-09 · Modified
7.2EPSS 0.003
CVE-2021-34721
Cisco IOS XR Software Command Injection Vulnerabilities
Published 2021-09-09 · Modified
6.9EPSS 0.003
CVE-2022-20821
Cisco IOS XR Software Health Check Open Port Vulnerability
Published 2022-05-26 · Analyzed
6.5KEVEPSS 0.115
CVE-2021-1389
Cisco IOS XR and Cisco NX-OS Software IPv6 Access Control List Bypass Vulnerability
Published 2021-02-04 · Modified
6.5EPSS 0.012
CVE-2024-20322
A vulnerability in the access control list (ACL) processing on Pseudowire interfaces in the ingress direction of Cisco IOS XR Software could allow an unauthenticated, remote attacker to bypass a configured ACL. This vulnerability is due to improper assignment of lookup keys to internal interface contexts. An attacker could exploit this vulnerability by attempting to send traffic through an affected device. A successful exploit could allow the attacker to access resources behind the affected device that were supposed to be protected by a configured ACL.
Published 2024-03-13 · Analyzed
5.8EPSS 0.005
CVE-2025-20144
Cisco IOS XR Software Access Control List Bypass Vulnerability
Published 2025-03-12 · Analyzed
5.8EPSS 0.003
CVE-2023-20064
Cisco IOS XR Software Bootloader Unauthenticated Information Disclosure Vulnerability
Published 2023-03-09 · Modified
4.6EPSS 0.003