CVE-2018-16848
CVE-2018-16848 is a medium-severity vulnerability in Redhat Openstack-mistral with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.
Key facts
- Severity: Medium (CVSS 3.x base score 6.5)
- CVSS v2: 4.0
- EPSS exploit prediction: 1% (64th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-400
- Affected product: Redhat Openstack-mistral
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2018-16848?
- 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.
- How severe is CVE-2018-16848?
- CVE-2018-16848 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2018-16848 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-16848?
- CVE-2018-16848 affects Redhat Openstack-mistral. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-16848?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2018-16848 published?
- CVE-2018-16848 was published on 2020-06-15 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:redhat:openstack-mistral:*:*:*:*:*:*:*:*
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