Description
HashiCorp Consul and Consul Enterprise include an HTTP API (introduced in 1.2.0) and DNS (introduced in 1.4.3) caching feature that was vulnerable to denial of service. Fixed in 1.6.6 and 1.7.4.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 11 | consul | 1.7.4+dfsg1-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | consul | No fix yet | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Go | github.com/hashicorp/consul | >= 1.2.0, < 1.6.6 | 1.6.6 | GHSA-rqjq-mrgx-85hp |
| Go | github.com/hashicorp/consul | >= 1.7.0, < 1.7.4 | 1.7.4 | GHSA-rqjq-mrgx-85hp |
| Go | github.com/hashicorp/consul | >= 1.2.0, < 1.6.6 · >= 1.7.0, < 1.7.4 | 1.6.6, 1.7.4 | GO-2022-0879 |