# Cisco IOS.

Every CVE that names Cisco IOS among its affected products, newest first. Vendors and products are as the CNA wrote them.

## Records, newest first (an older page)

- [Cisco IOS and IOS XE Software Split DNS Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2020-3408.md)
  `CVE-2020-3408` · CVE record: Cisco Cisco IOS · CVSS 8.6 High · Not analysed yet · Published 24 Sept 2020 · Tags: CWE-185
- [Cisco IOS and IOS XE Software PROFINET Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2020-3409.md)
  `CVE-2020-3409` · CVE record: Cisco Cisco IOS · CVSS 7.4 High · Not analysed yet · Published 24 Sept 2020 · Tags: CWE-20
- [Cisco IOS and IOS XE Software Information Disclosure Vulnerability](https://agentprime.io/advisories/CVE-2020-3477.md)
  `CVE-2020-3477` · CVE record: Cisco Cisco IOS · CVSS 5.5 Medium · Not analysed yet · Published 24 Sept 2020 · Tags: CWE-20
- [Cisco IOS and IOS XE Software ISDN Q.931 Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2020-3511.md)
  `CVE-2020-3511` · CVE record: Cisco Cisco IOS · CVSS 7.4 High · Not analysed yet · Published 24 Sept 2020 · Tags: CWE-20
- [Cisco IOS and IOS XE Software PROFINET Link Layer Discovery Protocol Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2020-3512.md)
  `CVE-2020-3512` · CVE record: Cisco Cisco IOS · CVSS 7.4 High · Not analysed yet · Published 24 Sept 2020 · Tags: CWE-388
- [Cisco IOS: A memory leak vulnerability exists in Cisco IOS before 15.2(1)T due to a memory leak in…](https://agentprime.io/advisories/CVE-2011-4661.md)
  `CVE-2011-4661` · CVE record: Cisco IOS · No CVSS score · Not analysed yet · Published 12 Feb 2020
- [Cisco IOS and IOS XE Software IP Ident Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2019-12647.md)
  `CVE-2019-12647` · CVE record: Cisco Cisco IOS · CVSS 8.6 High · Not analysed yet · Published 25 Sept 2019 · Tags: Memory corruption
- [Cisco IOS and IOS XE Software Secure Shell Connection on VRF Vulnerability](https://agentprime.io/advisories/CVE-2018-0484.md)
  `CVE-2018-0484` · CVE record: Cisco Cisco IOS · CVSS 5.3 Medium · Not analysed yet · Published 10 Jan 2019 · Tags: Broken access control
- [Cisco IOS and IOS XE Software TCP Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2018-0282.md)
  `CVE-2018-0282` · CVE record: Cisco Cisco IOS · CVSS 6.8 Medium · Not analysed yet · Published 10 Jan 2019 · Tags: CWE-371
- [Cisco IOS: Multiple vulnerabilities in the Login Enhancements (Login Block) feature of Cisco IOS…](https://agentprime.io/advisories/CVE-2018-0180.md)
  `CVE-2018-0180` · CVE record: Cisco IOS · CVSS 6.8 Medium · Critical (KEV) · In CISA KEV · Not analysed yet · Published 28 Mar 2018 · Tags: CWE-399
- [Cisco IOS: Multiple vulnerabilities in the Login Enhancements (Login Block) feature of Cisco IOS…](https://agentprime.io/advisories/CVE-2018-0179.md)
  `CVE-2018-0179` · CVE record: Cisco IOS · CVSS 6.8 Medium · Critical (KEV) · In CISA KEV · Not analysed yet · Published 28 Mar 2018 · Tags: CWE-399
- [Improper authentication in Cisco IOS](https://agentprime.io/advisories/CVE-2018-0163.md)
  `CVE-2018-0163` · CVE record: Cisco IOS · No CVSS score · Not analysed yet · Published 28 Mar 2018 · Tags: Authentication bypass
- [Cisco IOS: A vulnerability in the Simple Network Management Protocol (SNMP) subsystem of Cisco IOS…](https://agentprime.io/advisories/CVE-2018-0161.md)
  `CVE-2018-0161` · CVE record: Cisco IOS · CVSS 6.3 Medium · Critical (KEV) · In CISA KEV · Not analysed yet · Published 28 Mar 2018 · Tags: CWE-399
- [Cisco IOS: A vulnerability in the crypto engine of the Cisco Integrated Services Module for VPN…](https://agentprime.io/advisories/CVE-2018-0154.md)
  `CVE-2018-0154` · CVE record: Cisco IOS · CVSS 7.5 High · Critical (KEV) · In CISA KEV · Not analysed yet · Published 28 Mar 2018 · Tags: CWE-399
- [Cisco IOS: A vulnerability in one of the diagnostic test CLI commands on Cisco Industrial Ethernet…](https://agentprime.io/advisories/CVE-2018-0088.md)
  `CVE-2018-0088` · CVE record: Cisco IOS · No CVSS score · Not analysed yet · Published 18 Jan 2018 · Tags: CWE-399
- [Cisco IOS: A vulnerability in the Virtual Private LAN Service (VPLS) code of Cisco IOS 15.0 through…](https://agentprime.io/advisories/CVE-2017-12238.md)
  `CVE-2017-12238` · CVE record: Cisco IOS · CVSS 6.5 Medium · Critical (KEV) · In CISA KEV · Not analysed yet · Published 28 Sept 2017 · Tags: CWE-399
- [Improper input validation in Cisco IOS](https://agentprime.io/advisories/CVE-2017-12235.md)
  `CVE-2017-12235` · CVE record: Cisco IOS · CVSS 7.5 High · Critical (KEV) · In CISA KEV · Not analysed yet · Published 28 Sept 2017 · Tags: CWE-20
- [Improper input validation in Cisco IOS](https://agentprime.io/advisories/CVE-2017-12234.md)
  `CVE-2017-12234` · CVE record: Cisco IOS · CVSS 7.5 High · Critical (KEV) · In CISA KEV · Not analysed yet · Published 28 Sept 2017 · Tags: CWE-20
- [Improper input validation in Cisco IOS](https://agentprime.io/advisories/CVE-2017-12233.md)
  `CVE-2017-12233` · CVE record: Cisco IOS · CVSS 7.5 High · Critical (KEV) · In CISA KEV · Not analysed yet · Published 28 Sept 2017 · Tags: CWE-20
- [Cisco IOS: A vulnerability in the implementation of a protocol in Cisco Integrated Services Routers…](https://agentprime.io/advisories/CVE-2017-12232.md)
  `CVE-2017-12232` · CVE record: Cisco IOS · CVSS 6.5 Medium · Critical (KEV) · In CISA KEV · Not analysed yet · Published 28 Sept 2017 · Tags: CWE-399
- [Cisco IOS: A vulnerability in the implementation of Network Address Translation (NAT) functionality…](https://agentprime.io/advisories/CVE-2017-12231.md)
  `CVE-2017-12231` · CVE record: Cisco IOS · CVSS 7.5 High · Critical (KEV) · In CISA KEV · Not analysed yet · Published 28 Sept 2017 · Tags: CWE-399
- [Buffer overflow in Cisco IOS and others](https://agentprime.io/advisories/CVE-2017-6744.md)
  `CVE-2017-6744` · CVE record: Cisco IOS and 1 more · CVSS 8.8 High · Critical (KEV) · In CISA KEV · Not analysed yet · Published 17 Jul 2017 · Tags: Memory corruption
- [Buffer overflow in Cisco IOS and others](https://agentprime.io/advisories/CVE-2017-6743.md)
  `CVE-2017-6743` · CVE record: Cisco IOS and 1 more · CVSS 8.8 High · Critical (KEV, CVSS 7+ and EPSS) · In CISA KEV · EPSS 0.11 · Not analysed yet · Published 17 Jul 2017 · Tags: Memory corruption
- [Buffer overflow in Cisco IOS and others](https://agentprime.io/advisories/CVE-2017-6740.md)
  `CVE-2017-6740` · CVE record: Cisco IOS and 1 more · CVSS 8.8 High · Critical (KEV, CVSS 7+ and EPSS) · In CISA KEV · EPSS 0.11 · Not analysed yet · Published 17 Jul 2017 · Tags: Memory corruption
- [Buffer overflow in Cisco IOS and others](https://agentprime.io/advisories/CVE-2017-6738.md)
  `CVE-2017-6738` · CVE record: Cisco IOS and 1 more · CVSS 8.8 High · Critical (KEV, CVSS 7+ and EPSS) · In CISA KEV · EPSS 0.11 · Not analysed yet · Published 17 Jul 2017 · Tags: Memory corruption
- [Buffer overflow in Cisco IOS](https://agentprime.io/advisories/CVE-2017-6737.md)
  `CVE-2017-6737` · CVE record: Cisco IOS · CVSS 8.8 High · Critical (KEV, CVSS 7+ and EPSS) · In CISA KEV · EPSS 0.45 · Not analysed yet · Published 17 Jul 2017 · Tags: Memory corruption
- [Buffer overflow in Cisco IOS and others](https://agentprime.io/advisories/CVE-2017-6736.md)
  `CVE-2017-6736` · CVE record: Cisco IOS and 1 more · CVSS 8.8 High · Critical (KEV, CVSS 7+ and EPSS) · In CISA KEV · EPSS 0.70 · Not analysed yet · Published 17 Jul 2017 · Tags: Memory corruption
- [Cisco IOS: A vulnerability in the Cisco IOS Software forwarding queue of Cisco 2960X and 3750X…](https://agentprime.io/advisories/CVE-2017-3803.md)
  `CVE-2017-3803` · CVE record: Cisco IOS · No CVSS score · Not analysed yet · Published 26 Jan 2017
- [Cisco IOS: A vulnerability in the implementation of X.509 Version 3 for SSH authentication…](https://agentprime.io/advisories/CVE-2016-6474.md)
  `CVE-2016-6474` · CVE record: Cisco IOS · No CVSS score · Not analysed yet · Published 14 Dec 2016
- [Cisco IOS: A vulnerability in Cisco IOS on Catalyst Switches and Nexus 9300 Series Switches could…](https://agentprime.io/advisories/CVE-2016-6473.md)
  `CVE-2016-6473` · CVE record: Cisco IOS · No CVSS score · Not analysed yet · Published 14 Dec 2016

Newest: <https://agentprime.io/advisories/technology/cisco-ios.md>

## Filters and formats

Filters are query parameters on this URL: `q` (words, as in a web search engine: `"a phrase"`, `OR`, `-word`; an id; a package or product name), `severity` (low, medium, high or critical), `critical=1`, `kev=1`, `ecosystem` (npm, pypi, packagist, go, maven, rubygems, crates, nuget, hex), `kind=package`, `assigner` (a CNA’s short name), `min_score` and `state`. Each record’s title links to its Markdown page.

- The same list as JSON: <https://api.agentprime.io/v1/advisories?technology=cisco-ios&cursor=WyIyMDIxLTAzLTI0VDIwOjA2OjUwLjM4ODAwMFoiLCJDVkUtMjAyMS0xNDYwIl0>
- Every list: <https://agentprime.io/advisories.md>, critical: <https://agentprime.io/advisories/critical.md>; by weakness: <https://agentprime.io/advisories/tag/sql-injection.md> and the other tags in <https://agentprime.io/llms.txt>; by technology: `/advisories/technology/<slug>.md` (`fortinet-fortimail`)

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The web page: <https://agentprime.io/advisories/technology/cisco-ios/?cursor=WyIyMDIxLTAzLTI0VDIwOjA2OjUwLjM4ODAwMFoiLCJDVkUtMjAyMS0xNDYwIl0>. Everything for agents: <https://agentprime.io/llms.txt>.