# CVE-2019-3866: python3-mistral-lib: An information-exposure vulnerability was discovered where openstack-mistral's undercloud log files containing clear-...

CVE-2019-3866 is fixed in 2 products on 1 platform, first by python-mistral-lib 0.4.0-0ubuntu1+esm1, released November 8, 2019. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2019-3866
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0034
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Nov 8, 2019

## Description

An information-exposure vulnerability was discovered where openstack-mistral's undercloud log files containing clear-text information were made world readable. A malicious system user could exploit this flaw to access sensitive user information.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | python-mistral-lib Ubuntu 18.04.6 LTS (bionic) | 0.4.0-0ubuntu1+esm1 | [python-mistral-lib 0.4.0-0ubuntu1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python-mistral-lib-0.4.0-0ubuntu1-esm1.md) | Nov 8, 2019 |
| Linux | python3-mistral-lib Ubuntu 18.04.6 LTS (bionic) | 0.4.0-0ubuntu1+esm1 | [python3-mistral-lib 0.4.0-0ubuntu1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python3-mistral-lib-0.4.0-0ubuntu1-esm1.md) | Nov 8, 2019 |

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Data as of 2026-11-07T18:46:35Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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