openstack/mistral · Security
OpenStack Mistral DoS
- GHSA ID
- GHSA-443j-6p7g-6v4w
- CVE ID
- CVE-2018-16848
- Severity
- high
- Published
- Updated
- CVSS
- 6.5 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CVSS v3
- 6.5 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CVSS v4
- 7.1 · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Description
A Denial of Service (DoS) condition is possible in OpenStack Mistral in versions up to and including 7.0.3. Submitting a specially crafted workflow definition YAML file containing nested anchors can lead to resource exhaustion culminating in a denial of service.
CWEs
- CWE-400 · Uncontrolled Resource Consumption
References
- https://nvd.nist.gov/vuln/detail/CVE-2018-16848 ↗
- https://bugs.launchpad.net/mistral/+bug/1785657 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=1645332 ↗
- https://github.com/openstack/mistral/commit/eac23d9e774f658f9d4743c99aa2743eb104c3f9 ↗
- https://github.com/pypa/advisory-database/tree/main/vulns/mistral/PYSEC-2020-240.yaml ↗
- https://github.com/advisories/GHSA-443j-6p7g-6v4w ↗