Cisco Systems Inc. Cisco IOS XR

productRU

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

by severity
2critical43high32medium0low
updated 2026-10-27
01

vulnerabilities (108)

Related CVEs.

IDseverity exploitable
CVE-2020-3118UShigh8.8OT criticalKEV
CVE-2022-20821USmedium6.5OT criticalKEV
CVE-2020-3566UShigh8.6OT criticalKEV
CVE-2018-0175UShigh8.0OT criticalKEV
CVE-2018-0167UShigh8.8OT criticalKEV
CVE-2020-3569UShigh8.6OT criticalKEV
CVE-2025-20115US—Exploit
CVE-2019-1681UShigh7.5—
CVE-2018-0418UShigh8.6—
CVE-2016-1409UShigh7.5—
CVE-2020-3284UScritical9.8—
CVE-2019-1710UScritical9.8—
CVE-2019-1712UShigh7.5—
CVE-2019-1711UShigh7.5—
CVE-2021-1313UShigh7.5—
CVE-2021-1288UShigh7.5—
CVE-2020-26070UShigh8.6—
CVE-2020-3120USmedium6.5—
CVE-2019-1686UShigh8.6—
CVE-2021-34718UShigh8.1—
CVE-2019-16027USmedium6.5—
CVE-2019-1909USmedium5.9—
CVE-2019-16021UShigh7.5—
CVE-2021-34737UShigh7.5—
CVE-2020-3190USmedium5.8—
CVE-2019-16019UShigh8.6—
CVE-2019-16022UShigh8.6—
CVE-2019-16020UShigh8.6—
CVE-2019-15989UShigh8.6—
CVE-2019-16023UShigh7.5—
CVE-2021-34720UShigh8.6—
CVE-2022-20714UShigh8.6—
CVE-2021-1243UShigh7.5—
CVE-2022-20758USmedium6.8—
CVE-2021-1389USmedium6.5—
CVE-2019-1842USmedium5.4—
CVE-2024-20483UShigh7.2—
CVE-2019-16018USmedium6.5—
CVE-2020-3449USmedium4.3—
CVE-2023-20049UShigh7.5—
CVE-2022-20846US——
CVE-2020-3364USmedium5.3OT elevated—
CVE-2022-20655US——
CVE-2021-1440US——
CVE-2025-20174US——
CVE-2025-20172US——
CVE-2019-15998USmedium5.3OT elevated—
CVE-2023-20190USmedium5.3OT elevated—
CVE-2019-1849USmedium6.5—
CVE-2025-20340US——
showing 50 of 108
02

weaknesses (8)

The flaw types (CWEs) most of these CVEs share.

  • CWE-20Improper Input Validation18 CVEs
  • CWE-284Improper Access Control15 CVEs
  • CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')12 CVEs
  • CWE-399CWE-39910 CVEs
  • CWE-347Improper Verification of Cryptographic Signature8 CVEs
  • CWE-400Uncontrolled Resource Consumption8 CVEs
  • CWE-264CWE-2645 CVEs
  • CWE-200Exposure of Sensitive Information to an Unauthorized Actor4 CVEs
03

sources (1)

Which sources assert this record, and when.

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