{"id":"CVE-2023-26735","aliases":["DEBIAN-CVE-2023-26735","EUVD-2023-1245","GHSA-939c-3g97-vpvv"],"status":"disputed","title":"Withdrawn Advisory: Access control issues in blackbox_exporter","description":"blackbox_exporter v0.23.0 was discovered to contain an access control issue in its probe interface. This vulnerability allows attackers to detect intranet ports and services, as well as download resources. NOTE: this is disputed by third parties because authentication can be configured.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.0089,"percentile":0.59674,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-918"],"published":"2023-04-25T00:00:00Z","modified":"2026-10-28T02:31:07Z","affected":[{"source":"osv","ecosystem":"Debian:12","package":"prometheus-blackbox-exporter","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.23.0-4","0.24.0-1","0.24.0-2","0.24.0-3","0.25.0-1","0.25.0-2","0.26.0-1","0.26.0-2","0.28.0-1","0.28.0-2"]},{"source":"osv","ecosystem":"Debian:13","package":"prometheus-blackbox-exporter","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.26.0-1","0.26.0-2","0.28.0-1","0.28.0-2"]},{"source":"osv","ecosystem":"Debian:14","package":"prometheus-blackbox-exporter","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.26.0-1","0.26.0-2","0.28.0-1","0.28.0-2"]}],"products":[{"vendor":"prometheus","product":"blackbox_exporter"}],"references":[{"url":"https://github.com/prometheus/blackbox_exporter/issues/1024","tags":["x_transferred","Issue Tracking","report","web"]},{"url":"https://github.com/prometheus/blackbox_exporter/issues/1025","tags":["x_transferred","Issue Tracking","report","web"]},{"url":"https://github.com/prometheus/blackbox_exporter/issues/1026","tags":["x_transferred","Issue Tracking","report","web"]},{"url":"https://github.com/prometheus/blackbox_exporter#tls-and-basic-authentication","tags":["x_transferred","exploit","Product","package","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-26735","tags":["advisory"]},{"url":"http://blackboxexporter.com","tags":["web"]},{"url":"http://prometheus.com","tags":["web"]},{"url":"https://github.com/advisories/GHSA-939c-3g97-vpvv"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/26xxx/CVE-2023-26735.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2023-26735","tags":["advisory"]},{"url":"https://github.com/prometheus/blackbox_exporter","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2023-26735","description":"blackbox_exporter v0.23.0 was discovered to contain an access control issue in its probe interface. This vulnerability allows attackers to detect intranet ports and services, as well as download resources. NOTE: this is disputed by third parties because authentication can be configured.","status":"disputed","published":"2023-04-25T00:00:00Z","modified":"2026-07-09T00:24:14.413Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"adp"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:35:15.434947Z"}],"euvd":[{"id":"EUVD-2023-1245","description":"blackbox_exporter v0.23.0 was discovered to contain an access control issue in its probe interface. This vulnerability allows attackers to detect intranet ports and services, as well as download resources. NOTE: this is disputed by third parties because authentication can be configured.","status":"published","published":"2023-04-25T00:00:00Z","modified":"2026-07-09T00:24:14Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T18:20:06.781463Z"}],"ghsa":[{"id":"GHSA-939c-3g97-vpvv","title":"Withdrawn Advisory: Access control issues in blackbox_exporter","description":"# Withdrawn Advisory\nThis advisory has been withdrawn because it was determined to be a configuration issue rather than a vulnerability. This link is maintained to preserve external references. For more information, see the conversation [here](https://github.com/prometheus/blackbox_exporter/issues/1024#issuecomment-1449145854).\n\n# Original Advisory\nblackbox_exporter v0.23.0 was discovered to contain an access control issue in its probe interface. This vulnerability allows attackers to detect intranet ports and services, as well as download resources.","status":"withdrawn","published":"2023-04-26T00:30:21Z","modified":"2025-02-04T21:22:42Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:38:28.945236Z"}],"nvd":[{"id":"CVE-2023-26735","description":"blackbox_exporter v0.23.0 was discovered to contain an access control issue in its probe interface. This vulnerability allows attackers to detect intranet ports and services, as well as download resources. NOTE: this is disputed by third parties because authentication can be configured.","status":"disputed","published":"2023-04-26T00:15:09.227Z","modified":"2026-07-09T01:18:10.233Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:07:59.151142Z"}],"osv":[{"id":"CVE-2023-26735","description":"blackbox_exporter v0.23.0 was discovered to contain an access control issue in its probe interface. This vulnerability allows attackers to detect intranet ports and services, as well as download resources. NOTE: this is disputed by third parties because authentication can be configured.","status":"published","published":"2023-04-25T00:00:00Z","modified":"2026-10-28T02:31:07.454787024Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:44:31.135751Z"},{"id":"DEBIAN-CVE-2023-26735","description":"blackbox_exporter v0.23.0 was discovered to contain an access control issue in its probe interface. This vulnerability allows attackers to detect intranet ports and services, as well as download resources. NOTE: this is disputed by third parties because authentication can be configured.","status":"published","published":"2023-04-26T00:15:09.227Z","modified":"2026-10-26T18:00:40.492686927Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:45:39.369204Z"},{"id":"GHSA-939c-3g97-vpvv","title":"Withdrawn Advisory: Access control issues in blackbox_exporter","description":"# Withdrawn Advisory\nThis advisory has been withdrawn because it was determined to be a configuration issue rather than a vulnerability. This link is maintained to preserve external references. For more information, see the conversation [here](https://github.com/prometheus/blackbox_exporter/issues/1024#issuecomment-1449145854).\n\n# Original Advisory\nblackbox_exporter v0.23.0 was discovered to contain an access control issue in its probe interface. This vulnerability allows attackers to detect intranet ports and services, as well as download resources.","status":"withdrawn","published":"2023-04-26T00:30:21Z","modified":"2026-09-10T03:49:53.574460233Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T15:46:43.123867Z"}]}}