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CVE-2019-3866

An information-exposure vulnerability was discovered where openstack-mistral's undercloud log...

5.9 MediumFix available

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.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

0.34%Down 0.1 points since Apr 14, 2021
90%50%10%1%

What each source reports

CVE List Score used 5.9

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.

Record
CVE-2019-3866
CVSS 3.0
5.9 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N
Weakness
CWE-732
Updated
2026-11-02
EUVDEUVD-2019-13480 5.9

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.

Record
EUVD-2019-13480
CVSS 3.0
5.9 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N
Updated
2026-11-03
GitHub AdvisoriesGHSA-237x-6c63-mfj6 No score

An information-exposure vulnerability was discovered where openstack-mistral's undercloud log...

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.

Record
GHSA-237x-6c63-mfj6
Weakness
CWE-732
Updated
2026-11-02
NVD 5.5

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.

Record
CVE-2019-3866
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS 3.0
5.9 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N
CVSS 2.0
2.1 LowAV:L/AC:L/Au:N/C:P/I:N/A:N
Weakness
CWE-732
Updated
2026-11-02
OSV 5.5

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.

Record
CVE-2019-3866
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-02
OSVDEBIAN-CVE-2019-3866 5.5

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.

Record
DEBIAN-CVE-2019-3866
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-02
OSVRHEA-2020:0283 8.1

Red Hat Enhancement Advisory: Red Hat OpenStack Platform 16.0 GA

Record
RHEA-2020:0283
CVSS 3.0
8.1 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Updated
2026-11-02
OSVUBUNTU-CVE-2019-3866 5.5

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.

Record
UBUNTU-CVE-2019-3866
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS 3.0
5.9 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N
Updated
2026-11-02
OSVUSN-7465-1 No score

mistral, python-mistral-lib vulnerabilities

It was discovered that Mistral incorrectly handled nested anchors in YAML files. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS. (CVE-2018-16848)

Pierre Gaxatte discovered that Mistral incorrectly handled erroneous SSH private key filename commands. An attacker could possibly use this issue to expose sensitive information. (CVE-2018-16849)

It was discovered that Mistral incorrectly handled the permissions of sensitive log files. An attacker could possibly use this issue to expose sensitive information. This issue only affected Ubuntu 18.04 LTS. (CVE-2019-3866)

Record
USN-7465-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
mistral
Debian:12
before 5.1.0-2
5.1.0-2
mistral
Debian:13
before 5.1.0-2
5.1.0-2
mistral
Debian:14
before 5.1.0-2
5.1.0-2
python-mistral-lib
Debian:12
before 1.2.0-3
1.2.0-3
python-mistral-lib
Debian:13
before 1.2.0-3
1.2.0-3
python-mistral-lib
Debian:14
before 1.2.0-3
1.2.0-3
python-oslo.utils
Debian:12
before 3.41.3-1
3.41.3-1
python-oslo.utils
Debian:13
before 3.41.3-1
3.41.3-1
python-oslo.utils
Debian:14
before 3.41.3-1
3.41.3-1
openstack-mistral
Red Hat:openstack:16::el8
From an advisory covering 2 CVEs
before 0:9.0.2-0.20191125120837.6651519.el8ost
0:9.0.2-0.20191125120837.6651519.el8ost
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Affected packages
PackageAffectedFixed
openstack-mistral-all
Red Hat:openstack:16::el8
From an advisory covering 2 CVEs
before 0:9.0.2-0.20191125120837.6651519.el8ost
0:9.0.2-0.20191125120837.6651519.el8ost
openstack-mistral-api
Red Hat:openstack:16::el8
From an advisory covering 2 CVEs
before 0:9.0.2-0.20191125120837.6651519.el8ost
0:9.0.2-0.20191125120837.6651519.el8ost
openstack-mistral-common
Red Hat:openstack:16::el8
From an advisory covering 2 CVEs
before 0:9.0.2-0.20191125120837.6651519.el8ost
0:9.0.2-0.20191125120837.6651519.el8ost
openstack-mistral-engine
Red Hat:openstack:16::el8
From an advisory covering 2 CVEs
before 0:9.0.2-0.20191125120837.6651519.el8ost
0:9.0.2-0.20191125120837.6651519.el8ost
openstack-mistral-event-engine
Red Hat:openstack:16::el8
From an advisory covering 2 CVEs
before 0:9.0.2-0.20191125120837.6651519.el8ost
0:9.0.2-0.20191125120837.6651519.el8ost
openstack-mistral-executor
Red Hat:openstack:16::el8
From an advisory covering 2 CVEs
before 0:9.0.2-0.20191125120837.6651519.el8ost
0:9.0.2-0.20191125120837.6651519.el8ost
openstack-mistral-notifier
Red Hat:openstack:16::el8
From an advisory covering 2 CVEs
before 0:9.0.2-0.20191125120837.6651519.el8ost
0:9.0.2-0.20191125120837.6651519.el8ost
python3-mistral
Red Hat:openstack:16::el8
From an advisory covering 2 CVEs
before 0:9.0.2-0.20191125120837.6651519.el8ost
0:9.0.2-0.20191125120837.6651519.el8ost
openstack-keystone
Red Hat:openstack:16::el8
From an advisory covering 2 CVEs
before 1:16.0.1-0.20191210095025.bd3f637.el8ost
1:16.0.1-0.20191210095025.bd3f637.el8ost
python3-keystone
Red Hat:openstack:16::el8
From an advisory covering 2 CVEs
before 1:16.0.1-0.20191210095025.bd3f637.el8ost
1:16.0.1-0.20191210095025.bd3f637.el8ost
python-mistral-lib
Ubuntu:Pro:18.04:LTS
before 0.4.0-0ubuntu1+esm1, plus listed versions
0.2.0-0ubuntu20.3.2-0ubuntu10.3.3-0ubuntu10.4.0-0ubuntu1
0.4.0-0ubuntu1+esm1
mistral
Ubuntu:Pro:16.04:LTS
From an advisory covering 3 CVEs
before 2.0.0-1ubuntu2+esm1, plus listed versions
1.0.0-11.0.0-42.0.0~b3-32.0.0~rc1-12.0.0~rc2-12.0.0-12.0.0-1ubuntu2
2.0.0-1ubuntu2+esm1
mistral
Ubuntu:Pro:18.04:LTS
From an advisory covering 3 CVEs
before 6.0.0-0ubuntu1.1+esm1, plus listed versions
5.0.0-0ubuntu16.0.0~b1-0ubuntu16.0.0~b1-0ubuntu26.0.0~b2-0ubuntu16.0.0~rc1-0ubuntu16.0.0-0ubuntu16.0.0-0ubuntu1.1
6.0.0-0ubuntu1.1+esm1
python-mistral-lib
Ubuntu:Pro:18.04:LTS
From an advisory covering 3 CVEs
before 0.4.0-0ubuntu1+esm1, plus listed versions
0.2.0-0ubuntu20.3.2-0ubuntu10.3.3-0ubuntu10.4.0-0ubuntu1
0.4.0-0ubuntu1+esm1

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2019-3866 is a medium vulnerability (CVSS 5.9) in [unknown] Openstack-mistral, published November 8, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.34%, the 27th percentile. Fixed in mistral 5.1.0-2.

References

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