{"id":"CVE-2005-0687","aliases":["DEBIAN-CVE-2005-0687","EUVD-2005-0688","GHSA-5w7r-v534-x375"],"status":"published","title":"Format string vulnerability in Hashcash 1.16 allows remote attackers to cause a denial of service...","description":"Format string vulnerability in Hashcash 1.16 allows remote attackers to cause a denial of service (memory consumption) and possibly execute arbitrary code via format string specifiers in a reply address, which is not properly handled when printing the header.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02884,"percentile":0.86956,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2005-03-06T05:00:00Z","modified":"2026-10-23T03:47:36Z","fixes":[{"ecosystem":"Debian:12","package":"hashcash","fixed_in":["1.17-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"hashcash","fixed_in":["1.17-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"hashcash","fixed_in":["1.17-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"hashcash","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.17-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"hashcash","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.17-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"hashcash","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.17-1"}]}]}],"products":[{"vendor":"hashcash","product":"hashcash"}],"references":[{"url":"http://secunia.com/advisories/14487","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Patch","Vendor Advisory","advisory","fix"]},{"url":"http://www.gentoo.org/security/en/glsa/glsa-200503-12.xml","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","Patch","Vendor Advisory","advisory","fix"]},{"url":"http://bugs.gentoo.org/show_bug.cgi?id=83541","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory","advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2005-0687"},{"url":"https://github.com/advisories/GHSA-5w7r-v534-x375"},{"url":"https://security-tracker.debian.org/tracker/CVE-2005-0687","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2005-0687","description":"Format string vulnerability in Hashcash 1.16 allows remote attackers to cause a denial of service (memory consumption) and possibly execute arbitrary code via format string specifiers in a reply address, which is not properly handled when printing the header.","status":"published","published":"2005-03-08T05:00:00Z","modified":"2024-08-07T21:21:06.509Z","updated_at":"2026-11-02T14:33:40.578358Z"}],"euvd":[{"id":"EUVD-2005-0688","description":"Format string vulnerability in Hashcash 1.16 allows remote attackers to cause a denial of service (memory consumption) and possibly execute arbitrary code via format string specifiers in a reply address, which is not properly handled when printing the header.","status":"published","published":"2005-03-08T05:00:00Z","modified":"2024-08-07T21:21:06Z","updated_at":"2026-11-03T01:15:37.24549Z"}],"ghsa":[{"id":"GHSA-5w7r-v534-x375","title":"Format string vulnerability in Hashcash 1.16 allows remote attackers to cause a denial of service...","description":"Format string vulnerability in Hashcash 1.16 allows remote attackers to cause a denial of service (memory consumption) and possibly execute arbitrary code via format string specifiers in a reply address, which is not properly handled when printing the header.","status":"published","published":"2022-05-01T01:51:24Z","modified":"2023-01-30T05:06:31Z","updated_at":"2026-11-02T14:47:30.961059Z"}],"nvd":[{"id":"CVE-2005-0687","description":"Format string vulnerability in Hashcash 1.16 allows remote attackers to cause a denial of service (memory consumption) and possibly execute arbitrary code via format string specifiers in a reply address, which is not properly handled when printing the header.","status":"published","published":"2005-03-06T05:00:00Z","modified":"2026-06-16T22:11:35.027Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:00:54.594271Z"}],"osv":[{"id":"CVE-2005-0687","description":"Format string vulnerability in Hashcash 1.16 allows remote attackers to cause a denial of service (memory consumption) and possibly execute arbitrary code via format string specifiers in a reply address, which is not properly handled when printing the header.","status":"published","published":"2005-03-06T05:00:00Z","modified":"2026-04-10T03:36:59.049584Z","updated_at":"2026-11-02T15:43:56.315348Z"},{"id":"DEBIAN-CVE-2005-0687","description":"Format string vulnerability in Hashcash 1.16 allows remote attackers to cause a denial of service (memory consumption) and possibly execute arbitrary code via format string specifiers in a reply address, which is not properly handled when printing the header.","status":"published","published":"2005-03-06T05:00:00Z","modified":"2026-10-23T03:47:36.110935435Z","updated_at":"2026-11-02T15:45:22.831407Z"}]}}