# Cisco UTD SNORT IPS Engine Software.

Every CVE that names Cisco UTD SNORT IPS Engine Software among its affected products, newest first. Vendors and products are as the CNA wrote them.

## Records, newest first

- [Multiple Cisco Products Snort 3 Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2026-76445.md)
  `CVE-2026-76445` · CVE record: Cisco Cisco Open Source Snort3 and 2 more · CVSS 5.3 Medium · Not analysed yet · Published 21 Oct 2026 · Tags: Denial of service
- [Multiple Cisco Products Snort 3 Software Hardening Release: October 2026](https://agentprime.io/advisories/CVE-2026-20356.md)
  `CVE-2026-20356` · CVE record: Cisco Cisco Cyber Vision and 3 more · CVSS 7.5 High · Not analysed yet · Published 21 Oct 2026 · Tags: Denial of service
- [Multiple Cisco Products Snort 3 Software Hardening Release: October 2026](https://agentprime.io/advisories/CVE-2026-20236.md)
  `CVE-2026-20236` · CVE record: Cisco Cisco Cyber Vision and 3 more · CVSS 7.5 High · Not analysed yet · Published 21 Oct 2026 · Tags: CWE-682
- [Multiple Cisco Products Snort 3 Generic Routing Encapsulation Denial of Service Vulnerabilities](https://agentprime.io/advisories/CVE-2026-20221.md)
  `CVE-2026-20221` · CVE record: Cisco Cisco Cyber Vision and 4 more · CVSS 5.8 Medium · Not analysed yet · Published 21 Oct 2026 · Tags: Memory corruption
- [Multiple Cisco Products Snort 3 Software Hardening Release: October 2026](https://agentprime.io/advisories/CVE-2026-20291.md)
  `CVE-2026-20291` · CVE record: Cisco Cisco Cyber Vision and 3 more · CVSS 7.8 High · Not analysed yet · Published 21 Oct 2026 · Tags: Privilege escalation
- [Multiple Cisco Products Snort 3 Teredo Protocol Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2026-20197.md)
  `CVE-2026-20197` · CVE record: Cisco Cisco Open Source Snort3 and 2 more · CVSS 5.8 Medium · Not analysed yet · Published 21 Oct 2026 · Tags: Memory corruption
- [Cisco Secure Firewall Threat Defense Snort 3 Visual Basic for Applications Buffer Overflow Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2026-20218.md)
  `CVE-2026-20218` · CVE record: Cisco Cisco Open Source Snort3 and 2 more · CVSS 5.8 Medium · Not analysed yet · Published 21 Oct 2026 · Tags: Memory corruption
- [Multiple Cisco Products Snort 3 Generic Routing Encapsulation Denial of Service Vulnerabilities](https://agentprime.io/advisories/CVE-2026-20179.md)
  `CVE-2026-20179` · CVE record: Cisco Cisco Open Source Snort3 and 2 more · CVSS 5.8 Medium · Not analysed yet · Published 21 Oct 2026 · Tags: CWE-128
- [Multiple Cisco Products Snort 3 Software Hardening Release: October 2026](https://agentprime.io/advisories/CVE-2026-20043.md)
  `CVE-2026-20043` · CVE record: Cisco Cisco Cyber Vision and 3 more · CVSS 9.0 Critical · Critical (CVSS 9+) · Not analysed yet · Published 21 Oct 2026 · Tags: Memory corruption
- [Multiple Cisco Products Snort 3 Netflow Denial of Service Vulnerabilities](https://agentprime.io/advisories/CVE-2026-20019.md)
  `CVE-2026-20019` · CVE record: Cisco Cisco Open Source Snort3 and 2 more · CVSS 5.8 Medium · Not analysed yet · Published 21 Oct 2026 · Tags: Denial of service
- [Multiple Cisco Products Snort 3 SMTP MIME Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2026-20011.md)
  `CVE-2026-20011` · CVE record: Cisco Cisco Open Source Snort3 and 2 more · CVSS 5.8 Medium · Not analysed yet · Published 21 Oct 2026 · Tags: Memory corruption
- [Multiple Cisco Products Snort 3 TBD Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2026-20068.md)
  `CVE-2026-20068` · CVE record: Cisco Cisco Cyber Vision and 2 more · CVSS 5.8 Medium · Not analysed yet · Published 4 Mar 2026 · Tags: CWE-248
- [Multiple Cisco Products Snort 3 TBD Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2026-20067.md)
  `CVE-2026-20067` · CVE record: Cisco Cisco Cyber Vision and 2 more · CVSS 5.8 Medium · Not analysed yet · Published 4 Mar 2026 · Tags: Memory corruption
- [Multiple Cisco Products Snort 3 TBD Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2026-20066.md)
  `CVE-2026-20066` · CVE record: Cisco Cisco Secure Firewall Threat Defense (FTD) Software and 1 more · CVSS 5.8 Medium · Not analysed yet · Published 4 Mar 2026 · Tags: Denial of service
- [Multiple Cisco Products Snort 3 TBD Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2026-20065.md)
  `CVE-2026-20065` · CVE record: Cisco Cisco Secure Firewall Threat Defense (FTD) Software and 1 more · CVSS 5.8 Medium · Not analysed yet · Published 4 Mar 2026 · Tags: CWE-667
- [Cisco Secure Firewall Threat Defense Software Snort 3 Visual Basic for Application Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2026-20058.md)
  `CVE-2026-20058` · CVE record: Cisco Cisco Secure Firewall Threat Defense (FTD) Software and 1 more · CVSS 5.8 Medium · Not analysed yet · Published 4 Mar 2026 · Tags: CWE-786
- [Cisco Secure Firewall Threat Defense Software Snort 3 Visual Basic for Application Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2026-20057.md)
  `CVE-2026-20057` · CVE record: Cisco Cisco Cyber Vision and 2 more · CVSS 5.8 Medium · Not analysed yet · Published 4 Mar 2026 · Tags: Denial of service
- [Cisco Secure Firewall Threat Defense Software Snort 3 Visual Basic for Application Infinite Loop Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2026-20054.md)
  `CVE-2026-20054` · CVE record: Cisco Cisco Cyber Vision and 2 more · CVSS 5.8 Medium · Not analysed yet · Published 4 Mar 2026 · Tags: Denial of service
- [Cisco Secure Firewall Threat Defense Software Snort 3 Visual Basic for Application Heap Overflow Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2026-20053.md)
  `CVE-2026-20053` · CVE record: Cisco Cisco Cyber Vision and 2 more · CVSS 5.8 Medium · Not analysed yet · Published 4 Mar 2026 · Tags: Memory corruption
- [Multiple Cisco products are affected by a vulnerability in the Snort 3 Detection Engine that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart, resultin…](https://agentprime.io/advisories/CVE-2026-20005.md)
  `CVE-2026-20005` · CVE record: Cisco Cisco Secure Firewall Threat Defense (FTD) Software and 2 more · CVSS 5.8 Medium · Not analysed yet · Published 4 Mar 2026 · Tags: CWE-392
- [Cisco Snort DCERPC Stub Data Out of Bounds Read](https://agentprime.io/advisories/CVE-2026-20027.md)
  `CVE-2026-20027` · CVE record: Cisco Cisco Secure Firewall Threat Defense (FTD) Software and 1 more · CVSS 5.3 Medium · Not analysed yet · Published 7 Jan 2026 · Tags: Information disclosure
- [Multiple Cisco Products Snort 3 DCERPC Vulnerabilities](https://agentprime.io/advisories/CVE-2026-20026.md)
  `CVE-2026-20026` · CVE record: Cisco Cisco Secure Firewall Threat Defense (FTD) Software and 1 more · CVSS 5.8 Medium · Not analysed yet · Published 7 Jan 2026 · Tags: Memory corruption
- [Multiple Cisco Products Snort 3 MIME Information Disclosure or Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2025-20359.md)
  `CVE-2025-20359` · CVE record: Cisco Cisco Cyber Vision and 2 more · CVSS 6.5 Medium · Not analysed yet · Published 15 Oct 2025 · Tags: CWE-127
- [Multiple Cisco Products SNORT Ethernet Frame Decoder Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2021-1285.md)
  `CVE-2021-1285` · CVE record: Cisco Cisco UTD SNORT IPS Engine Software · CVSS 7.4 High · Not analysed yet · Published 18 Nov 2024 · Tags: Denial of service
- [Protection mechanism failure in Cisco Firepower Threat Defense Software and others](https://agentprime.io/advisories/CVE-2021-1494.md)
  `CVE-2021-1494` · CVE record: Cisco Cisco Firepower Threat Defense Software and 1 more · CVSS 5.8 Medium · Not analysed yet · Published 15 Nov 2024 · Tags: CWE-693
- [Multiple Cisco Products Snort Modbus Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2022-20685.md)
  `CVE-2022-20685` · CVE record: Cisco Cisco Cyber Vision and 2 more · CVSS 7.5 High · Not analysed yet · Published 15 Nov 2024 · Tags: Memory corruption
- [Cisco UTD Snort IPS Engine Software for Cisco IOS XE Software Security Policy Bypass and Denial of Service Vulnerability](https://agentprime.io/advisories/CVE-2024-20508.md)
  `CVE-2024-20508` · CVE record: Cisco Cisco UTD SNORT IPS Engine Software · CVSS 5.8 Medium · Not analysed yet · Published 25 Sept 2024 · Tags: Memory corruption
- [Authentication bypass by spoofing in Cisco Firepower Threat Defense Software and others](https://agentprime.io/advisories/CVE-2024-20363.md)
  `CVE-2024-20363` · CVE record: Cisco Cisco Firepower Threat Defense Software and 1 more · CVSS 5.8 Medium · Not analysed yet · Published 22 May 2024 · Tags: Authentication bypass
- [Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass the configured policies on an affected system.](https://agentprime.io/advisories/CVE-2023-20071.md)
  `CVE-2023-20071` · CVE record: Cisco Cisco Firepower Threat Defense Software and 3 more · CVSS 5.8 Medium · Not analysed yet · Published 1 Nov 2023 · Tags: CWE-1039

## 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-utd-snort-ips-engine-software>
- 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-utd-snort-ips-engine-software/>. Everything for agents: <https://agentprime.io/llms.txt>.