Vulnerabilities of Cisco IOS
Is your version affected?
CVE list
| CVE | Summary | Score | Published |
|---|---|---|---|
| CVE-2025-20352 | Exploited Cisco IOS and IOS XE Software SNMP Denial of Service and Remote Code Execution Vulnerability | 7.7 High | Sep 24, 2025 |
| CVE-2023-20109 | Exploited Cisco IOS and IOS XE Group Encrypted Transport VPN Out-of-Bounds Write Vulnerability | 6.6 Medium | Sep 27, 2023 |
| CVE-2017-6738 | Exploited Cisco IOS and IOS XE Software SNMP Remote Code Execution Vulnerability | 8.8 High | Jul 17, 2017 |
| CVE-2017-6744 | Exploited Cisco IOS Software SNMP Remote Code Execution Vulnerability | 8.8 High | Jul 17, 2017 |
| CVE-2017-6737 | Exploited Cisco IOS and IOS XE Software SNMP Remote Code Execution Vulnerability | 8.8 High | Jul 17, 2017 |
| CVE-2017-6743 | Exploited Cisco IOS and IOS XE Software SNMP Remote Code Execution Vulnerability | 8.8 High | Jul 17, 2017 |
| CVE-2017-6736 | Exploited Cisco IOS and IOS XE Software SNMP Remote Code Execution Vulnerability | 8.8 High | Jul 17, 2017 |
| CVE-2017-6740 | Exploited Cisco IOS and IOS XE Software SNMP Remote Code Execution Vulnerability | 8.8 High | Jul 17, 2017 |
Other Cisco products
Cisco Small Business RV Series Router Firmware 262
Cisco IOS XE Software 248
Cisco Identity Services Engine Software 199
Cisco Firepower Threat Defense Software 162
Cisco Adaptive Security Appliance (ASA) Software 161
Cisco Firepower Management Center 129
Cisco IOS XR Software 115
Cisco NX-OS Software 102
Cisco Secure Firewall Threat Defense (FTD) Software 81
Cisco Data Center Network Manager 74
Cisco Unified Communications Manager 62
Cisco SD-WAN vManage 61