CVE-2020-29564

CVE-2020-29564 is a critical-severity vulnerability in Hashicorp Consul Docker Image with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The official Consul Docker images 0.7.1 through 1.4.2 contain a blank password for a root user. System using the Consul Docker container deployed by affected versions of the Docker image may allow a remote attacker to achieve root access with a blank password.

Frequently asked questions

What is CVE-2020-29564?
The official Consul Docker images 0.7.1 through 1.4.2 contain a blank password for a root user. System using the Consul Docker container deployed by affected versions of the Docker image may allow a remote attacker to achieve root access with a blank password.
How severe is CVE-2020-29564?
CVE-2020-29564 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-29564 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-29564?
CVE-2020-29564 affects Hashicorp Consul Docker Image. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-29564?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2020-29564 published?
CVE-2020-29564 was published on 2020-12-08 and last updated on 2026-06-17.

References

Affected products (1)