Known vulnerabilities in Cisco Systems, Inc 4000 Series Integrated Services Routers

Vendor: Cisco Systems, Inc
Website: https://www.cisco.com
Total Security Bulletins: 20

Security bulletins (20)

Secuity bulletin Severity Status Published
SB2025092532: Multiple vulnerabilities in Cisco IOS XE Software Low
Patched
25.09.2025
SB2025092528: Denial of service in Cisco IOS XE Software Medium
Patched
25.09.2025
SB2024092666: Heap-based buffer overflow in Cisco Unified Threat Defense Snort Intrusion Prevention System Engine for Cisco IOS XE Software Medium
Patched
26.09.2024
SB2024052726: Authentication Bypass by Spoofing in Cisco Products Medium
Patched
27.05.2024
SB2023110326: Access Control Policy Bypass in multiple Cisco Products Medium
Patched
03.11.2023
SB2023110325: Security features bypass in multiple Cisco Products Medium
Patched
03.11.2023
SB2023092819: Denial of service in Cisco IOS XE software Layer 2 tunneling protocol Medium
Patched
28.09.2023
SB2023032344: Denial of service in Cisco IOS XE Software High
Patched
23.03.2023
SB2023032342: OS Command Injection in Cisco IOS XE SD-WAN Software Low
Patched
23.03.2023
SB2022041416: Execution with unnecessary privileges in Cisco IOx Application Hosting Environment Low
Patched
14.04.2022
SB2022041415: Multiple vulnerabilities in Cisco IOx Application Hosting Environment Medium
Patched
14.04.2022
SB2022041409: Denial of service in Cisco IOS XE Software AppNav-XE High
Patched
14.04.2022
SB2021102131: OS Command Injection in Cisco IOS XE SD-WAN Software Low
Patched
21.10.2021
SB2021042922: Security features bypass in Multiple Cisco Products Medium
Patched
29.04.2021
SB2021033013: OS Command Injection in Cisco IOS XE SD-WAN Software Low
Patched
30.03.2021
SB2021033012: Denial of service in Cisco IOS XE SD-WAN Software Medium
Patched
30.03.2021
SB2021033011: Path traversal in Cisco IOS XE SD-WAN Software Low
Patched
30.03.2021
SB2021032918: Denial of service in Cisco IOS XE Medium
Patched
29.03.2021
SB2021030803: Denial of service in Multiple Cisco Products Low
Patched
08.03.2021
SB2020100107: Arbitrary Code Execution in Cisco IOS XE Software Low
Patched
01.10.2020