{"id":"CVE-2006-1520","aliases":["EUVD-2006-1524","GHSA-8mrg-248c-6c74"],"status":"published","title":"Format string vulnerability in ANSI C Sender Policy Framework library (libspf) before 1.0.0-p5,...","description":"Format string vulnerability in ANSI C Sender Policy Framework library (libspf) before 1.0.0-p5, when debugging is enabled, allows remote attackers to execute arbitrary code via format string specifiers, possibly in an e-mail address.","severity":{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.02586,"percentile":0.85379,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2006-05-22T23:00:00Z","modified":"2026-06-16T22:23:07Z","products":[{"vendor":"libspf","product":"libspf"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/26535","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2006/1846","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://permalink.gmane.org/gmane.mail.spam.spf.devel/849","tags":["x_refsource_MISC","x_transferred","Patch"]},{"url":"http://www.gossamer-threads.com/lists/spf/devel/27053?page=last","tags":["x_refsource_MISC","x_transferred","Patch"]},{"url":"http://www.libspf.org/index.html","tags":["x_refsource_CONFIRM","x_transferred","Patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2006-1520"},{"url":"https://github.com/advisories/GHSA-8mrg-248c-6c74"}],"sources":{"cve":[{"id":"CVE-2006-1520","description":"Format string vulnerability in ANSI C Sender Policy Framework library (libspf) before 1.0.0-p5, when debugging is enabled, allows remote attackers to execute arbitrary code via format string specifiers, possibly in an e-mail address.","status":"published","published":"2006-05-22T23:00:00Z","modified":"2024-08-07T17:12:22.325Z","updated_at":"2026-11-02T14:33:52.224925Z"}],"euvd":[{"id":"EUVD-2006-1524","description":"Format string vulnerability in ANSI C Sender Policy Framework library (libspf) before 1.0.0-p5, when debugging is enabled, allows remote attackers to execute arbitrary code via format string specifiers, possibly in an e-mail address.","status":"published","published":"2006-05-22T23:00:00Z","modified":"2024-08-07T17:12:22Z","updated_at":"2026-11-03T01:16:04.984374Z"}],"ghsa":[{"id":"GHSA-8mrg-248c-6c74","title":"Format string vulnerability in ANSI C Sender Policy Framework library (libspf) before 1.0.0-p5,...","description":"Format string vulnerability in ANSI C Sender Policy Framework library (libspf) before 1.0.0-p5, when debugging is enabled, allows remote attackers to execute arbitrary code via format string specifiers, possibly in an e-mail address.","status":"published","published":"2022-05-01T06:50:21Z","modified":"2023-01-31T05:00:55Z","updated_at":"2026-11-02T14:47:57.627463Z"}],"nvd":[{"id":"CVE-2006-1520","description":"Format string vulnerability in ANSI C Sender Policy Framework library (libspf) before 1.0.0-p5, when debugging is enabled, allows remote attackers to execute arbitrary code via format string specifiers, possibly in an e-mail address.","status":"published","published":"2006-05-22T23:10:00Z","modified":"2026-06-16T22:23:07.063Z","cvss":[{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:02.98271Z"}]}}