{"id":"CVE-2001-0738","aliases":["EUVD-2001-0723","GHSA-w743-8w2p-vcx8"],"status":"published","title":"LogLine function in klogd in sysklogd 1.3 in various Linux distributions allows an attacker to...","description":"LogLine function in klogd in sysklogd 1.3 in various Linux distributions allows an attacker to cause a denial of service (hang) by causing null bytes to be placed in log messages.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.0258,"percentile":0.85314,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2001-10-18T04:00:00Z","modified":"2026-06-16T21:54:51Z","products":[{"vendor":"debian","product":"debian_linux"},{"vendor":"immunix","product":"immunix"}],"references":[{"url":"http://download.immunix.org/ImmunixOS/7.0/updates/IMNX-2001-70-026-01","tags":["vendor-advisory","x_refsource_IMMUNIX","x_transferred"]},{"url":"http://www.kb.cert.org/vuls/id/249579","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","Patch","Third Party Advisory","US Government Resource"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/7098","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://marc.info/?l=bugtraq\u0026m=99258618906506\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2001-0738"},{"url":"https://github.com/advisories/GHSA-w743-8w2p-vcx8"}],"sources":{"cve":[{"id":"CVE-2001-0738","description":"LogLine function in klogd in sysklogd 1.3 in various Linux distributions allows an attacker to cause a denial of service (hang) by causing null bytes to be placed in log messages.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-08T04:30:06.1Z","updated_at":"2026-11-02T14:34:43.032065Z"}],"euvd":[{"id":"EUVD-2001-0723","description":"LogLine function in klogd in sysklogd 1.3 in various Linux distributions allows an attacker to cause a denial of service (hang) by causing null bytes to be placed in log messages.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-08T04:30:06Z","updated_at":"2026-11-03T01:14:50.641084Z"}],"ghsa":[{"id":"GHSA-w743-8w2p-vcx8","title":"LogLine function in klogd in sysklogd 1.3 in various Linux distributions allows an attacker to...","description":"LogLine function in klogd in sysklogd 1.3 in various Linux distributions allows an attacker to cause a denial of service (hang) by causing null bytes to be placed in log messages.","status":"published","published":"2022-04-30T18:16:38Z","modified":"2023-01-30T05:05:05Z","updated_at":"2026-11-02T14:47:11.556895Z"}],"nvd":[{"id":"CVE-2001-0738","description":"LogLine function in klogd in sysklogd 1.3 in various Linux distributions allows an attacker to cause a denial of service (hang) by causing null bytes to be placed in log messages.","status":"published","published":"2001-10-18T04:00:00Z","modified":"2026-06-16T21:54:51.987Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:00:40.572315Z"}]}}