{"id":"CVE-2024-31216","aliases":["EUVD-2024-1788","GHSA-v554-xwgw-hc3w","GO-2024-2859"],"status":"published","title":"source-controller leaks theAzure Storage SAS token into logs on connection errors","description":"The source-controller is a Kubernetes operator, specialised in artifacts acquisition from external sources such as Git, OCI, Helm repositories and S3-compatible buckets. The source-controller implements the source.toolkit.fluxcd.io API and is a core component of the GitOps toolkit. Prior to version 1.2.5, when source-controller was configured to use an Azure SAS token when connecting to Azure Blob Storage, the token was logged along with the Azure URL when the controller encountered a connection error. An attacker with access to the source-controller logs could use the token to gain access to the Azure Blob Storage until the token expires. This vulnerability was fixed in source-controller v1.2.5. There is no workaround for this vulnerability except for using a different auth mechanism such as Azure Workload Identity.","severity":{"version":"3.1","score":5.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00213,"percentile":0.1167,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-532"],"published":"2024-05-15T15:52:15Z","modified":"2026-10-28T02:31:06Z","fixes":[{"ecosystem":"Go","package":"github.com/fluxcd/source-controller","fixed_in":["1.2.5"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/fluxcd/source-controller","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.5"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/fluxcd/source-controller","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.2.5"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/fluxcd/source-controller","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.2.5"}]}]}],"products":[{"vendor":"fluxcd","product":"source-controller"}],"references":[{"url":"https://github.com/fluxcd/source-controller/security/advisories/GHSA-v554-xwgw-hc3w","tags":["x_refsource_CONFIRM","x_transferred","advisory","web"]},{"url":"https://github.com/fluxcd/source-controller/pull/1430","tags":["x_refsource_MISC","x_transferred","fix","web"]},{"url":"https://github.com/fluxcd/source-controller/commit/915d1a072a4f37dd460ba33079dc094aa6e72fa9","tags":["x_refsource_MISC","x_transferred","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-31216","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-v554-xwgw-hc3w"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/31xxx/CVE-2024-31216.json","tags":["advisory"]},{"url":"https://github.com/fluxcd/source-controller","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2024-31216","title":"source-controller leaks theAzure Storage SAS token into logs on connection errors","description":"The source-controller is a Kubernetes operator, specialised in artifacts acquisition from external sources such as Git, OCI, Helm repositories and S3-compatible buckets. The source-controller implements the source.toolkit.fluxcd.io API and is a core component of the GitOps toolkit. Prior to version 1.2.5, when source-controller was configured to use an Azure SAS token when connecting to Azure Blob Storage, the token was logged along with the Azure URL when the controller encountered a connection error. An attacker with access to the source-controller logs could use the token to gain access to the Azure Blob Storage until the token expires. This vulnerability was fixed in source-controller v1.2.5. There is no workaround for this vulnerability except for using a different auth mechanism such as Azure Workload Identity.","status":"published","published":"2024-05-15T15:52:15.084Z","modified":"2024-08-02T01:46:04.808Z","cvss":[{"version":"3.1","score":5.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-532"],"updated_at":"2026-11-02T14:34:14.308905Z"}],"euvd":[{"id":"EUVD-2024-1788","description":"The source-controller is a Kubernetes operator, specialised in artifacts acquisition from external sources such as Git, OCI, Helm repositories and S3-compatible buckets. The source-controller implements the source.toolkit.fluxcd.io API and is a core component of the GitOps toolkit. Prior to version 1.2.5, when source-controller was configured to use an Azure SAS token when connecting to Azure Blob Storage, the token was logged along with the Azure URL when the controller encountered a connection error. An attacker with access to the source-controller logs could use the token to gain access to the Azure Blob Storage until the token expires. This vulnerability was fixed in source-controller v1.2.5. There is no workaround for this vulnerability except for using a different auth mechanism such as Azure Workload Identity.","status":"published","published":"2024-05-15T15:52:15Z","modified":"2024-08-02T01:46:04Z","cvss":[{"version":"3.1","score":5.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T03:50:24.625974Z"}],"ghsa":[{"id":"GHSA-v554-xwgw-hc3w","title":"source-controller leaks Azure Storage SAS token into logs","description":"### Impact\n\nWhen source-controller is configured to use an [Azure SAS token](https://v2-2.docs.fluxcd.io/flux/components/source/buckets/#azure-blob-sas-token-example) when connecting to Azure Blob Storage, the token was logged along with the Azure URL when the controller encountered a connection error. An attacker with access to the source-controller logs could use the token to gain access to the Azure Blob Storage until the token expires.\n\n### Patches\n\nThis vulnerability was fixed in source-controller **v1.2.5**.\n\n### Workarounds\n\nThere is no workaround for this vulnerability except for using a different auth mechanism such as [Azure Workload Identity](https://v2-2.docs.fluxcd.io/flux/components/source/buckets/#azure). \n\n### Credits\n\nThis issue was reported and fixed by Jagpreet Singh Tamber (@jagpreetstamber) from the Azure Arc team.\n\n### References\n\nhttps://github.com/fluxcd/source-controller/pull/1430\n\n### For more information\n\nIf you have any questions or comments about this advisory:\n\n- Open an issue in the source-controller repository.\n- Contact us at the CNCF Flux Channel.\n","status":"published","published":"2024-05-15T17:09:24Z","modified":"2024-05-15T19:30:11Z","cvss":[{"version":"3.1","score":5.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-532"],"updated_at":"2026-11-02T14:37:49.48194Z"}],"nvd":[{"id":"CVE-2024-31216","description":"The source-controller is a Kubernetes operator, specialised in artifacts acquisition from external sources such as Git, OCI, Helm repositories and S3-compatible buckets. The source-controller implements the source.toolkit.fluxcd.io API and is a core component of the GitOps toolkit. Prior to version 1.2.5, when source-controller was configured to use an Azure SAS token when connecting to Azure Blob Storage, the token was logged along with the Azure URL when the controller encountered a connection error. An attacker with access to the source-controller logs could use the token to gain access to the Azure Blob Storage until the token expires. This vulnerability was fixed in source-controller v1.2.5. There is no workaround for this vulnerability except for using a different auth mechanism such as Azure Workload Identity.","status":"published","published":"2024-05-15T16:15:10.097Z","modified":"2026-06-17T07:28:00.05Z","cvss":[{"version":"3.1","score":5.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-532"],"updated_at":"2026-11-02T14:09:59.094954Z"}],"osv":[{"id":"CVE-2024-31216","title":"source-controller leaks theAzure Storage SAS token into logs on connection errors","description":"The source-controller is a Kubernetes operator, specialised in artifacts acquisition from external sources such as Git, OCI, Helm repositories and S3-compatible buckets. The source-controller implements the source.toolkit.fluxcd.io API and is a core component of the GitOps toolkit. Prior to version 1.2.5, when source-controller was configured to use an Azure SAS token when connecting to Azure Blob Storage, the token was logged along with the Azure URL when the controller encountered a connection error. An attacker with access to the source-controller logs could use the token to gain access to the Azure Blob Storage until the token expires. This vulnerability was fixed in source-controller v1.2.5. There is no workaround for this vulnerability except for using a different auth mechanism such as Azure Workload Identity.","status":"published","published":"2024-05-15T15:52:15.084Z","modified":"2026-10-28T02:31:06.811812046Z","cvss":[{"version":"3.1","score":5.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-532"],"updated_at":"2026-11-02T15:44:40.06138Z"},{"id":"GHSA-v554-xwgw-hc3w","title":"source-controller leaks Azure Storage SAS token into logs","description":"### Impact\n\nWhen source-controller is configured to use an [Azure SAS token](https://v2-2.docs.fluxcd.io/flux/components/source/buckets/#azure-blob-sas-token-example) when connecting to Azure Blob Storage, the token was logged along with the Azure URL when the controller encountered a connection error. An attacker with access to the source-controller logs could use the token to gain access to the Azure Blob Storage until the token expires.\n\n### Patches\n\nThis vulnerability was fixed in source-controller **v1.2.5**.\n\n### Workarounds\n\nThere is no workaround for this vulnerability except for using a different auth mechanism such as [Azure Workload Identity](https://v2-2.docs.fluxcd.io/flux/components/source/buckets/#azure). \n\n### Credits\n\nThis issue was reported and fixed by Jagpreet Singh Tamber (@jagpreetstamber) from the Azure Arc team.\n\n### References\n\nhttps://github.com/fluxcd/source-controller/pull/1430\n\n### For more information\n\nIf you have any questions or comments about this advisory:\n\n- Open an issue in the source-controller repository.\n- Contact us at the CNCF Flux Channel.\n","status":"published","published":"2024-05-15T17:09:24Z","modified":"2026-09-10T03:50:14.284296687Z","cvss":[{"version":"3.1","score":5.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-532"],"updated_at":"2026-11-02T15:46:56.639206Z"},{"id":"GO-2024-2859","title":"source-controller leaks Azure Storage SAS token into logs in github.com/fluxcd/source-controller","description":"source-controller leaks Azure Storage SAS token into logs in github.com/fluxcd/source-controller","status":"published","published":"2024-06-04T15:19:21Z","modified":"2026-02-04T04:14:22.829117Z","updated_at":"2026-11-02T15:47:01.453823Z"}]}}