{"id":"CVE-2023-41104","aliases":["EUVD-2023-45623","GHSA-rrpc-jfj4-37w9"],"status":"published","title":"libvmod-digest before 1.0.3, as used in Varnish Enterprise 6.0.x before 6.0.11r5, has an out-of...","description":"libvmod-digest before 1.0.3, as used in Varnish Enterprise 6.0.x before 6.0.11r5, has an out-of-bounds memory access during base64 decoding, leading to both authentication bypass and information disclosure; however, the exact attack surface will depend on the particular VCL (Varnish Configuration Language) configuration in use.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00595,"percentile":0.48727,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2023-08-23T00:00:00Z","modified":"2026-10-28T02:31:01Z","products":[{"vendor":"libvmod_digest","product":"libvmod_digest"},{"vendor":"varnish-software","product":"varnish_enterprise"},{"vendor":"varnish-software","product":"vmod_digest"}],"references":[{"url":"https://www.varnish-cache.org/security/VSV00012.html","tags":["x_transferred","Patch","Vendor Advisory","web"]},{"url":"https://docs.varnish-software.com/security/VSV00012/","tags":["x_transferred","Mitigation","Vendor Advisory","web"]},{"url":"https://github.com/varnish/libvmod-digest/releases/tag/libvmod-digest-1.0.3","tags":["x_transferred","Release Notes","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-41104","tags":["advisory"]},{"url":"https://docs.varnish-software.com/security/VSV00012"},{"url":"https://github.com/advisories/GHSA-rrpc-jfj4-37w9"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/41xxx/CVE-2023-41104.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-41104","description":"libvmod-digest before 1.0.3, as used in Varnish Enterprise 6.0.x before 6.0.11r5, has an out-of-bounds memory access during base64 decoding, leading to both authentication bypass and information disclosure; however, the exact attack surface will depend on the particular VCL (Varnish Configuration Language) configuration in use.","status":"published","published":"2023-08-23T00:00:00Z","modified":"2024-10-03T14:09:51.999Z","updated_at":"2026-11-02T14:35:18.88314Z"}],"euvd":[{"id":"EUVD-2023-45623","description":"libvmod-digest before 1.0.3, as used in Varnish Enterprise 6.0.x before 6.0.11r5, has an out-of-bounds memory access during base64 decoding, leading to both authentication bypass and information disclosure; however, the exact attack surface will depend on the particular VCL (Varnish Configuration Language) configuration in use.","status":"published","published":"2023-08-23T00:00:00Z","modified":"2024-10-03T14:09:51Z","updated_at":"2026-11-03T00:27:54.651509Z"}],"ghsa":[{"id":"GHSA-rrpc-jfj4-37w9","title":"libvmod-digest before 1.0.3, as used in Varnish Enterprise 6.0.x before 6.0.11r5, has an out-of...","description":"libvmod-digest before 1.0.3, as used in Varnish Enterprise 6.0.x before 6.0.11r5, has an out-of-bounds memory access during base64 decoding, leading to both authentication bypass and information disclosure; however, the exact attack surface will depend on the particular VCL (Varnish Configuration Language) configuration in use.","status":"published","published":"2023-08-23T09:30:12Z","modified":"2024-04-04T07:09:42Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:56:48.742308Z"}],"nvd":[{"id":"CVE-2023-41104","description":"libvmod-digest before 1.0.3, as used in Varnish Enterprise 6.0.x before 6.0.11r5, has an out-of-bounds memory access during base64 decoding, leading to both authentication bypass and information disclosure; however, the exact attack surface will depend on the particular VCL (Varnish Configuration Language) configuration in use.","status":"published","published":"2023-08-23T07:15:08.417Z","modified":"2026-06-17T06:20:36.11Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:08:25.025396Z"}],"osv":[{"id":"CVE-2023-41104","description":"libvmod-digest before 1.0.3, as used in Varnish Enterprise 6.0.x before 6.0.11r5, has an out-of-bounds memory access during base64 decoding, leading to both authentication bypass and information disclosure; however, the exact attack surface will depend on the particular VCL (Varnish Configuration Language) configuration in use.","status":"published","published":"2023-08-23T00:00:00Z","modified":"2026-10-28T02:31:01.606965203Z","updated_at":"2026-11-02T15:44:33.244128Z"}]}}