Product / Cisco
Cisco IOS and IOS XE Software in CISA KEV
Answer CISA's KEV catalog lists 14 vulnerabilities in Cisco IOS and IOS XE Software as of catalog 2026.09.23, 14.1% of Cisco's 99 entries. First added 2022-03-03, latest 2023-04-19; 0 ransomware-linked.
- KEV entries
- 14
- Ransomware: known
- 00%
- First added
- 2022-03-03
- Latest added
- 2023-04-19
- Median days to due
- 21
- Open deadlines
- 0federal
TAdditions by year
| Year | Added |
|---|---|
| 2021 | 0 |
| 2022 | 13 |
| 2023 | 1 |
| 2024 | 0 |
| 2025 | 0 |
| 2026 | 0 |
WWeaknesses
| CWE | Entries | Share |
|---|---|---|
| CWE-119 Memory buffer bounds error | 8 | 57.1% |
| CWE-20 Improper input validation | 3 | 21.4% |
| CWE-399 Resource management errors (category) | 2 | 14.3% |
EAll entries
| CVE | Vulnerability | Added | Due | Ransomware | CWE |
|---|---|---|---|---|---|
| CVE-2017-6742 | Cisco IOS and IOS XE Software SNMP Remote Code Execution Vulnerability | Unknown | CWE-119 | ||
| CVE-2018-0173 | Cisco IOS and IOS XE Software Improper Input Validation Vulnerability | Unknown | CWE-20 | ||
| CVE-2018-0172 | Cisco IOS and IOS XE Software Improper Input Validation Vulnerability | Unknown | CWE-20 | ||
| CVE-2018-0151 | Cisco IOS Software and Cisco IOS XE Software Quality of Service Remote Code Execution Vulnerability | Unknown | CWE-119 | ||
| CVE-2017-6743 | Cisco IOS and IOS XE Software SNMP Remote Code Execution Vulnerability | Unknown | CWE-119 | ||
| CVE-2017-6740 | Cisco IOS and IOS XE Software SNMP Remote Code Execution Vulnerability | Unknown | CWE-119 | ||
| CVE-2017-6739 | Cisco IOS and IOS XE Software SNMP Remote Code Execution Vulnerability | Unknown | CWE-119 | ||
| CVE-2017-6738 | Cisco IOS and IOS XE Software SNMP Remote Code Execution Vulnerability | Unknown | CWE-119 | ||
| CVE-2017-6737 | Cisco IOS and IOS XE Software SNMP Remote Code Execution Vulnerability | Unknown | CWE-119 | ||
| CVE-2017-6736 | Cisco IOS and IOS XE Software SNMP Remote Code Execution Vulnerability | Unknown | CWE-119 | ||
| CVE-2017-6663 | Cisco IOS Software and Cisco IOS XE Software Denial-of-Service Vulnerability | Unknown | none listed | ||
| CVE-2017-6627 | Cisco IOS Software and Cisco IOS XE Software UDP Packet Processing Denial-of-Service Vulnerability | Unknown | CWE-399 | ||
| CVE-2017-12240 | Cisco IOS and IOS XE Software DHCP Remote Code Execution Vulnerability | Unknown | CWE-20 | ||
| CVE-2017-12237 | Cisco IOS and IOS XE Software Internet Key Exchange Denial-of-Service Vulnerability | Unknown | CWE-399 |
Cite this
CISA's KEV catalog lists 14 vulnerabilities in Cisco IOS and IOS XE Software. Source: Telemetry analysis of the CISA Known Exploited Vulnerabilities catalog, version 2026.09.23 (released 2026-09-23). https://glide-telemetry.pages.dev/products/cisco-ios-and-ios-xe-software/
Source: CISA KEV catalog v2026.09.23, released 2026-09-23. Windows end 2026-09-23.