{"id":"CVE-2020-12845","aliases":["EUVD-2020-5127","GHSA-g9j5-2x3f-77xp","MGASA-2021-0019"],"status":"published","title":"Cherokee 0.4.27 to 1.2.104 is affected by a denial of service due to a NULL pointer dereferences....","description":"Cherokee 0.4.27 to 1.2.104 is affected by a denial of service due to a NULL pointer dereferences. A remote unauthenticated attacker can crash the server by sending an HTTP request to protected resources using a malformed Authorization header that is mishandled during a cherokee_buffer_add call within cherokee_validator_parse_basic or cherokee_validator_parse_digest.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.03204,"percentile":0.88236,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-476"],"published":"2020-07-27T22:56:01Z","modified":"2026-10-20T10:51:08Z","fixes":[{"ecosystem":"Mageia:7","package":"cherokee","fixed_in":["1.2.103-17.1.mga7"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Mageia:7","package":"cherokee","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.103-17.1.mga7"}]}]}],"products":[{"vendor":"cherokee-project","product":"cherokee"}],"references":[{"url":"https://github.com/cherokee/webserver/releases","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"http://cherokee-project.com/downloads.html","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory"]},{"url":"https://github.com/cherokee/webserver/issues/1242","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory","report"]},{"url":"https://security.gentoo.org/glsa/202012-09","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-12845"},{"url":"https://github.com/advisories/GHSA-g9j5-2x3f-77xp"},{"url":"https://advisories.mageia.org/MGASA-2021-0019.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=27736","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-12845","description":"Cherokee 0.4.27 to 1.2.104 is affected by a denial of service due to a NULL pointer dereferences. A remote unauthenticated attacker can crash the server by sending an HTTP request to protected resources using a malformed Authorization header that is mishandled during a cherokee_buffer_add call within cherokee_validator_parse_basic or cherokee_validator_parse_digest.","status":"published","published":"2020-07-27T22:56:01Z","modified":"2024-08-04T12:04:22.885Z","updated_at":"2026-11-02T14:35:52.925152Z"}],"euvd":[{"id":"EUVD-2020-5127","description":"Cherokee 0.4.27 to 1.2.104 is affected by a denial of service due to a NULL pointer dereferences. A remote unauthenticated attacker can crash the server by sending an HTTP request to protected resources using a malformed Authorization header that is mishandled during a cherokee_buffer_add call within cherokee_validator_parse_basic or cherokee_validator_parse_digest.","status":"published","published":"2020-07-27T22:56:01Z","modified":"2024-08-04T12:04:22Z","updated_at":"2026-11-03T03:07:39.298733Z"}],"ghsa":[{"id":"GHSA-g9j5-2x3f-77xp","title":"Cherokee 0.4.27 to 1.2.104 is affected by a denial of service due to a NULL pointer dereferences....","description":"Cherokee 0.4.27 to 1.2.104 is affected by a denial of service due to a NULL pointer dereferences. A remote unauthenticated attacker can crash the server by sending an HTTP request to protected resources using a malformed Authorization header that is mishandled during a cherokee_buffer_add call within cherokee_validator_parse_basic or cherokee_validator_parse_digest.","status":"published","published":"2022-05-24T17:24:26Z","modified":"2023-01-31T05:07:10Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:49:09.743979Z"}],"nvd":[{"id":"CVE-2020-12845","description":"Cherokee 0.4.27 to 1.2.104 is affected by a denial of service due to a NULL pointer dereferences. A remote unauthenticated attacker can crash the server by sending an HTTP request to protected resources using a malformed Authorization header that is mishandled during a cherokee_buffer_add call within cherokee_validator_parse_basic or cherokee_validator_parse_digest.","status":"published","published":"2020-07-27T23:15:12.437Z","modified":"2026-06-17T02:52:24.903Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:06:10.086163Z"}],"osv":[{"id":"CVE-2020-12845","description":"Cherokee 0.4.27 to 1.2.104 is affected by a denial of service due to a NULL pointer dereferences. A remote unauthenticated attacker can crash the server by sending an HTTP request to protected resources using a malformed Authorization header that is mishandled during a cherokee_buffer_add call within cherokee_validator_parse_basic or cherokee_validator_parse_digest.","status":"published","published":"2020-07-27T23:15:12.437Z","modified":"2026-10-20T10:51:08.32018845Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:14.034736Z"},{"id":"MGASA-2021-0019","title":"Updated cherokee packages fix security vulnerability","description":"Cherokee 0.4.27 to 1.2.104 is affected by a denial of service due to a NULL\npointer dereferences. A remote unauthenticated attacker can crash the server\nby sending an HTTP request to protected resources using a malformed\nAuthorization header that is mishandled during a cherokee_buffer_add call\nwithin cherokee_validator_parse_basic or cherokee_validator_parse_digest.\n(CVE-2020-12845).\n","status":"published","published":"2021-01-10T19:46:12Z","modified":"2026-04-16T04:41:59.063121992Z","updated_at":"2026-11-02T15:49:41.509337Z"}]}}