CVE-2018-16879
Ansible Tower before version 3.3.3 does not set a secure channel as it is using the default...
Ansible Tower before version 3.3.3 does not set a secure channel as it is using the default insecure configuration channel settings for messaging celery workers from RabbitMQ. This could lead in data leak of sensitive information such as passwords as well as denial of service attacks by deleting projects or inventory files.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Ansible Tower before version 3.3.3 does not set a secure channel as it is using the default insecure configuration channel settings for messaging celery workers from RabbitMQ. This could lead in data leak of sensitive information such as passwords as well as denial of service attacks by deleting projects or inventory files.
- Record
CVE-2018-16879- CVSS 3.0
- 7.3 High
CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H - Weakness
- CWE-311
- Updated
- 2026-11-02
EUVDEUVD-2018-8669
Ansible Tower before version 3.3.3 does not set a secure channel as it is using the default insecure configuration channel settings for messaging celery workers from RabbitMQ. This could lead in data leak of sensitive information such as passwords as well as denial of service attacks by deleting projects or inventory files.
- Record
EUVD-2018-8669- CVSS 3.0
- 7.3 High
CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xw9p-c763-93fq
Ansible Tower before version 3.3.3 does not set a secure channel as it is using the default...
Ansible Tower before version 3.3.3 does not set a secure channel as it is using the default insecure configuration channel settings for messaging celery workers from RabbitMQ. This could lead in data leak of sensitive information such as passwords as well as denial of service attacks by deleting projects or inventory files.
- Record
GHSA-xw9p-c763-93fq- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-311
- Updated
- 2026-11-02
NVD
Ansible Tower before version 3.3.3 does not set a secure channel as it is using the default insecure configuration channel settings for messaging celery workers from RabbitMQ. This could lead in data leak of sensitive information such as passwords as well as denial of service attacks by deleting projects or inventory files.
- Record
CVE-2018-16879- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 3.0
- 7.3 High
CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-311
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-16879 is a high vulnerability (CVSS 7.3) in [unknown] Tower, published January 3, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.11%, the 66th percentile. No source names a fixed version.