Denial of Service Vulnerability in HashiCorp Consul Enterprise
CVE-2020-25201

7.5HIGH

Key Information:

Vendor
Hashicorp
Status
Consul
Vendor
CVE Published:
4 November 2020

Summary

A denial of service vulnerability exists in HashiCorp Consul Enterprise versions ranging from 1.7.0 to 1.8.4, due to a namespace replication bug. This issue can be exploited through continuous Raft writes, potentially leading to performance degradation or complete service outage. The vulnerability has been addressed in versions 1.7.9 and 1.8.5, and all users are encouraged to update to these versions to mitigate the risk.

References

https://www.hashicorp.com/blog/category/consul
x_refsource_MISC
https://github.com/hashicorp/consul/blob/master/CHANGELOG...
x_refsource_CONFIRM
https://security.gentoo.org/glsa/202208-09
vendor-advisoryx_refsource_GENTOO

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.