{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/35722?format=json","vulnerability_id":"VCID-tgcs-1brz-6yf4","summary":"HashiCorp Consul and Consul Enterprise 1.10.1 Txn.Apply endpoint allowed services to register proxies for other services, enabling access to service traffic. Fixed in 1.8.15, 1.9.9 and 1.10.2.","aliases":[{"alias":"CVE-2021-38698"},{"alias":"GHSA-6hw5-6gcx-phmw"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/371939?format=json","purl":"pkg:alpm/archlinux/consul@1.10.2-1","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/consul@1.10.2-1"},{"url":"http://public2.vulnerablecode.io/api/packages/79243?format=json","purl":"pkg:ebuild/app-admin/consul@1.9.17","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:ebuild/app-admin/consul@1.9.17"},{"url":"http://public2.vulnerablecode.io/api/packages/74189?format=json","purl":"pkg:golang/github.com/hashicorp/consul@1.8.15","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:golang/github.com/hashicorp/consul@1.8.15"},{"url":"http://public2.vulnerablecode.io/api/packages/74188?format=json","purl":"pkg:golang/github.com/hashicorp/consul@1.9.9","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:golang/github.com/hashicorp/consul@1.9.9"},{"url":"http://public2.vulnerablecode.io/api/packages/74187?format=json","purl":"pkg:golang/github.com/hashicorp/consul@1.10.2","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:golang/github.com/hashicorp/consul@1.10.2"}],"affected_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/371938?format=json","purl":"pkg:alpm/archlinux/consul@1.10.1-1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-9wyg-uv2p-d3ez"},{"vulnerability":"VCID-tgcs-1brz-6yf4"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/consul@1.10.1-1"},{"url":"http://public2.vulnerablecode.io/api/packages/74186?format=json","purl":"pkg:golang/github.com/hashicorp/consul@1.10.1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-9wyg-uv2p-d3ez"},{"vulnerability":"VCID-tgcs-1brz-6yf4"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:golang/github.com/hashicorp/consul@1.10.1"}],"references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-38698","reference_id":"","reference_type":"","scores":[{"value":"0.00564","scoring_system":"epss","scoring_elements":"0.68475","published_at":"2026-05-05T12:55:00Z"},{"value":"0.00564","scoring_system":"epss","scoring_elements":"0.68382","published_at":"2026-04-04T12:55:00Z"},{"value":"0.00564","scoring_system":"epss","scoring_elements":"0.68359","published_at":"2026-04-07T12:55:00Z"},{"value":"0.00564","scoring_system":"epss","scoring_elements":"0.6841","published_at":"2026-04-08T12:55:00Z"},{"value":"0.00564","scoring_system":"epss","scoring_elements":"0.68427","published_at":"2026-04-09T12:55:00Z"},{"value":"0.00564","scoring_system":"epss","scoring_elements":"0.68453","published_at":"2026-04-11T12:55:00Z"},{"value":"0.00564","scoring_system":"epss","scoring_elements":"0.68441","published_at":"2026-04-12T12:55:00Z"},{"value":"0.00564","scoring_system":"epss","scoring_elements":"0.68408","published_at":"2026-04-13T12:55:00Z"},{"value":"0.00564","scoring_system":"epss","scoring_elements":"0.68446","published_at":"2026-04-16T12:55:00Z"},{"value":"0.00564","scoring_system":"epss","scoring_elements":"0.6846","published_at":"2026-04-18T12:55:00Z"},{"value":"0.00564","scoring_system":"epss","scoring_elements":"0.68438","published_at":"2026-04-21T12:55:00Z"},{"value":"0.00564","scoring_system":"epss","scoring_elements":"0.68486","published_at":"2026-04-24T12:55:00Z"},{"value":"0.00564","scoring_system":"epss","scoring_elements":"0.68491","published_at":"2026-04-26T12:55:00Z"},{"value":"0.00564","scoring_system":"epss","scoring_elements":"0.68497","published_at":"2026-04-29T12:55:00Z"},{"value":"0.00564","scoring_system":"epss","scoring_elements":"0.68343","published_at":"2026-04-01T12:55:00Z"},{"value":"0.00564","scoring_system":"epss","scoring_elements":"0.68363","published_at":"2026-04-02T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-38698"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38698","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38698"},{"reference_url":"https://discuss.hashicorp.com/t/hcsec-2021-24-consul-missing-authorization-check-on-txn-apply-endpoint/29026","reference_id":"","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://discuss.hashicorp.com/t/hcsec-2021-24-consul-missing-authorization-check-on-txn-apply-endpoint/29026"},{"reference_url":"https://github.com/hashicorp/consul","reference_id":"","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/hashicorp/consul"},{"reference_url":"https://github.com/hashicorp/consul/pull/10824","reference_id":"","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/hashicorp/consul/pull/10824"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2021-38698","reference_id":"","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-38698"},{"reference_url":"https://security.gentoo.org/glsa/202208-09","reference_id":"","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://security.gentoo.org/glsa/202208-09"},{"reference_url":"https://www.hashicorp.com/blog/category/consul","reference_id":"","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.hashicorp.com/blog/category/consul"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1015218","reference_id":"1015218","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1015218"},{"reference_url":"https://security.archlinux.org/AVG-2360","reference_id":"AVG-2360","reference_type":"","scores":[{"value":"High","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-2360"}],"weaknesses":[{"cwe_id":862,"name":"Missing Authorization","description":"The product does not perform an authorization check when an actor attempts to access a resource or perform an action."},{"cwe_id":863,"name":"Incorrect Authorization","description":"The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions."}],"exploits":[],"severity_range_score":"4.0 - 8.9","exploitability":"0.5","weighted_severity":"8.0","risk_score":4.0,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-tgcs-1brz-6yf4"}