Authorization Bypass Affecting github.com/concourse/concourse/atc/api package, versions <6.7.9>=7.0.0 <7.8.3
Threat Intelligence
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The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-GOLANG-GITHUBCOMCONCOURSECONCOURSEATCAPI-3057581
- published20 Oct 2022
- disclosed19 Oct 2022
- creditRick Ramgattie
Introduced: 19 Oct 2022
CVE-2022-31683 (opens in a new tab)How to fix?
Upgrade github.com/concourse/concourse/atc/api to version 6.7.9, 7.8.3 or higher.
Overview
Affected versions of this package are vulnerable to Authorization Bypass by allowing a Concourse user to send a request with body including :team_name=team2 to bypass team scope check in order to gain access to certain resources belonging to any other team.
Exploitable endpoints
{Path: "/api/v1/teams/:team_name/pipelines/:pipeline_name/jobs/:job_name/builds/:build_name", Method: "POST", Name: RerunJobBuild}, {Path: "/api/v1/teams/:team_name/pipelines/:pipeline_name/jobs/:job_name/pause", Method: "PUT", Name: PauseJob}, {Path: "/api/v1/teams/:team_name/pipelines/:pipeline_name/jobs/:job_name/unpause", Method: "PUT", Name: UnpauseJob}, {Path: "/api/v1/teams/:team_name/pipelines/:pipeline_name/jobs/:job_name/schedule", Method: "PUT", Name: ScheduleJob},{Path: "/api/v1/teams/:team_name/pipelines/:pipeline_name/pause", Method: "PUT", Name: PausePipeline}, {Path: "/api/v1/teams/:team_name/pipelines/:pipeline_name/unpause", Method: "PUT", Name: UnpausePipeline}, {Path: "/api/v1/teams/:team_name/pipelines/:pipeline_name/expose", Method: "PUT", Name: ExposePipeline}, {Path: "/api/v1/teams/:team_name/pipelines/:pipeline_name/hide", Method: "PUT", Name: HidePipeline}, {Path: "/api/v1/teams/:team_name/pipelines/:pipeline_name/rename", Method: "PUT", Name: RenamePipeline}, {Path: "/api/v1/teams/:team_name/pipelines/:pipeline_name/archive", Method: "PUT", Name: ArchivePipeline},
{Path: "/api/v1/teams/:team_name/pipelines/:pipeline_name/resources/:resource_name/versions/:resource_config_version_id/enable", Method: "PUT", Name: EnableResourceVersion}, {Path: "/api/v1/teams/:team_name/pipelines/:pipeline_name/resources/:resource_name/versions/:resource_config_version_id/disable", Method: "PUT", Name: DisableResourceVersion}, {Path: "/api/v1/teams/:team_name/pipelines/:pipeline_name/resources/:resource_name/versions/:resource_config_version_id/pin", Method: "PUT", Name: PinResourceVersion}, {Path: "/api/v1/teams/:team_name/pipelines/:pipeline_name/resources/:resource_name/unpin", Method: "PUT", Name: UnpinResource},
{Path: "/api/v1/teams/:team_name/artifacts", Method: "POST", Name: CreateArtifact},