{"id":"CVE-2017-13729","aliases":["ALPINE-CVE-2017-13729","DEBIAN-CVE-2017-13729","EUVD-2017-5246","GHSA-rw7r-p3xc-j3x9","MGASA-2018-0002","SUSE-SU-2017:3183-1","SUSE-SU-2018:0120-1","SUSE-SU-2018:0284-1","UBUNTU-CVE-2017-13729","USN-5448-1"],"status":"published","title":"There is an illegal address access in the _nc_save_str function in alloc_entry.c in ncurses 6.0....","description":"There is an illegal address access in the _nc_save_str function in alloc_entry.c in ncurses 6.0. It will lead to a remote denial of service attack.","severity":{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.0293,"percentile":0.87157,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-119"],"published":"2017-08-29T06:00:00Z","modified":"2026-09-01T20:02:40Z","fixes":[{"ecosystem":"Alpine:v3.3","package":"ncurses","fixed_in":["6.0_p20170701-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.4","package":"ncurses","fixed_in":["6.0_p20170701-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.5","package":"ncurses","fixed_in":["6.0_p20170701-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.6","package":"ncurses","fixed_in":["6.0_p20170930-r0"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"ncurses","fixed_in":["6.0+20170827-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"ncurses","fixed_in":["6.0+20170827-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"ncurses","fixed_in":["6.0+20170827-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:14.04:LTS","package":"ncurses","fixed_in":["5.9+20140118-1ubuntu1+esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:16.04:LTS","package":"ncurses","fixed_in":["6.0+20160213-1ubuntu1+esm1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.3","package":"ncurses","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0_p20170701-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.4","package":"ncurses","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0_p20170701-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.5","package":"ncurses","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0_p20170701-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.6","package":"ncurses","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0_p20170930-r0"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"ncurses","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0+20170827-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"ncurses","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0+20170827-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"ncurses","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0+20170827-1"}]}]},{"source":"osv","ecosystem":"Mageia:6","package":"ncurses","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0-8.1.mga6"}]}],"bundled":11},{"source":"osv","ecosystem":"SUSE:Linux 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Tracking","Third Party Advisory","VDB Entry","report"]},{"url":"https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-13729"},{"url":"https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E"},{"url":"https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E"},{"url":"https://github.com/advisories/GHSA-rw7r-p3xc-j3x9"},{"url":"https://security.alpinelinux.org/vuln/CVE-2017-13729","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2017-13729","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2018-0002.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=21197","tags":["report"]},{"url":"http://invisible-island.net/ncurses/NEWS.html","tags":["web"]},{"url":"https://lists.opensuse.org/opensuse-updates/2017-07/msg00071.html","tags":["web"]},{"url":"https://lists.opensuse.org/opensuse-updates/2017-08/msg00048.html","tags":["web"]},{"url":"https://lists.opensuse.org/opensuse-security-announce/2017-12/msg00002.html","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2017/suse-su-20173183-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1056127","tags":["report"]},{"url":"https://bugzilla.suse.com/1056128","tags":["report"]},{"url":"https://bugzilla.suse.com/1056129","tags":["report"]},{"url":"https://bugzilla.suse.com/1056131","tags":["report"]},{"url":"https://bugzilla.suse.com/1056132","tags":["report"]},{"url":"https://bugzilla.suse.com/1056136","tags":["report"]},{"url":"https://bugzilla.suse.com/1069530","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2017-13728","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-13729","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-13730","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-13731","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-13732","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-13733","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-16879","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2018/suse-su-20180120-1/","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2018/suse-su-20180284-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1056126","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2017-13734","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2017-13729","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-5448-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-13729","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2017-10684","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2017-10685","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2017-11112","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2017-11113","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2017-13728","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2017-13730","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2017-13731","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2017-13732","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2017-13733","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2017-13734","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2017-13729","description":"There is an illegal address access in the _nc_save_str function in alloc_entry.c in ncurses 6.0. It will lead to a remote denial of service attack.","status":"published","published":"2017-08-29T06:00:00Z","modified":"2024-08-05T19:05:19.907Z","updated_at":"2026-11-02T14:33:17.59533Z"}],"euvd":[{"id":"EUVD-2017-5246","description":"There is an illegal address access in the _nc_save_str function in alloc_entry.c in ncurses 6.0. It will lead to a remote denial of service attack.","status":"published","published":"2017-08-29T06:00:00Z","modified":"2024-08-05T19:05:19Z","updated_at":"2026-11-03T02:23:19.185271Z"}],"ghsa":[{"id":"GHSA-rw7r-p3xc-j3x9","title":"There is an illegal address access in the _nc_save_str function in alloc_entry.c in ncurses 6.0....","description":"There is an illegal address access in the _nc_save_str function in alloc_entry.c in ncurses 6.0. It will lead to a remote denial of service attack.","status":"published","published":"2022-05-13T01:09:02Z","modified":"2025-04-20T03:45:06Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T15:01:51.665447Z"}],"nvd":[{"id":"CVE-2017-13729","description":"There is an illegal address access in the _nc_save_str function in alloc_entry.c in ncurses 6.0. It will lead to a remote denial of service attack.","status":"published","published":"2017-08-29T06:29:00.327Z","modified":"2026-07-23T18:58:25.76Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:03:57.82609Z"}],"osv":[{"id":"ALPINE-CVE-2017-13729","description":"There is an illegal address access in the _nc_save_str function in alloc_entry.c in ncurses 6.0. It will lead to a remote denial of service attack.","status":"published","published":"2017-08-29T06:29:00.327Z","modified":"2026-06-15T18:24:14.608898006Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:27:46.716249Z"},{"id":"CVE-2017-13729","description":"There is an illegal address access in the _nc_save_str function in alloc_entry.c in ncurses 6.0. It will lead to a remote denial of service attack.","status":"published","published":"2017-08-29T06:29:00.327Z","modified":"2026-07-08T10:55:08.689382Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:04.159616Z"},{"id":"DEBIAN-CVE-2017-13729","description":"There is an illegal address access in the _nc_save_str function in alloc_entry.c in ncurses 6.0. It will lead to a remote denial of service attack.","status":"published","published":"2017-08-29T06:29:00.327Z","modified":"2026-09-01T20:02:40.956340252Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:28.801885Z"},{"id":"UBUNTU-CVE-2017-13729","description":"There is an illegal address access in the _nc_save_str function in alloc_entry.c in ncurses 6.0. It will lead to a remote denial of service attack.","status":"published","published":"2017-08-29T06:29:00Z","modified":"2026-04-22T11:14:21.211518Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:14.122973Z"},{"id":"MGASA-2018-0002","title":"Updated ncurses packages fix security vulnerabilities","description":"Possible RCE via stack-based buffer overflow in the fmt_entry function\n(CVE-2017-10684).\n\nPossible RCE with format string vulnerability in the fmt_entry function\n(CVE-2017-10685).\n\nIllegal address access in append_acs (CVE-2017-11112).\n\nDereferencing NULL pointer in _nc_parse_entry (CVE-2017-11113).\n\nFix infinite loop in the next_char function in comp_scan.c\n(CVE-2017-13728).\n\nFix illegal address access in the _nc_save_str (CVE-2017-13729).\n\nFix illegal address access in the function _nc_read_entry_source()\n(CVE-2017-13730).\n\nFix illegal address access in the function postprocess_termcap()\n(CVE-2017-13731).\n\nFix illegal address access in the function dump_uses() (CVE-2017-13732).\n\nFix illegal address access in the fmt_entry function (CVE-2017-13733).\n\nFix stack-based buffer overflow in the _nc_write_entry() function\n(CVE-2017-16879).\n","status":"published","published":"2018-01-01T01:17:34Z","modified":"2026-04-16T06:24:41.529629476Z","updated_at":"2026-11-02T15:49:40.442238Z"},{"id":"SUSE-SU-2017:3183-1","title":"Security update for ncurses","description":"This update for ncurses fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2017-13728: Fix infinite loop in the next_char function in comp_scan.c (bsc#1056136).\n- CVE-2017-13729: Fix illegal address access in the _nc_save_str (bsc#1056132).\n- CVE-2017-13730: Fix illegal address access in the function _nc_read_entry_source() (bsc#1056131).\n- CVE-2017-13731: Fix illegal address access in the function postprocess_termcap() (bsc#1056129).\n- CVE-2017-13732: Fix illegal address access in the function dump_uses() (bsc#1056128).\n- CVE-2017-13733: Fix illegal address access in the fmt_entry function (bsc#1056127).\n- CVE-2017-16879: Fix stack-based buffer overflow in the _nc_write_entry() function (bsc#1069530).\n","status":"published","published":"2017-12-01T14:06:18Z","modified":"2026-02-04T03:38:58.350564Z","updated_at":"2026-11-02T15:53:44.209561Z"},{"id":"SUSE-SU-2018:0120-1","title":"Security update for ncurses","description":"This update for ncurses fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2017-13728: Fix infinite loop in the next_char function in comp_scan.c (bsc#1056136).\n- CVE-2017-13730: Fix illegal address access in the function _nc_read_entry_source() (bsc#1056131).\n- CVE-2017-13733: Fix illegal address access in the fmt_entry function (bsc#1056127).\n- CVE-2017-13729: Fix illegal address access in the _nc_save_str (bsc#1056132).\n- CVE-2017-13732: Fix illegal address access in the function dump_uses() (bsc#1056128).\n- CVE-2017-13731: Fix illegal address access in the function postprocess_termcap() (bsc#1056129).\n","status":"published","published":"2018-01-17T08:38:48Z","modified":"2026-02-04T02:28:05.404324Z","updated_at":"2026-11-02T15:53:44.594517Z"},{"id":"SUSE-SU-2018:0284-1","title":"Security update for ncurses","description":"This update for ncurses fixes several issues.\n\nThese security issues were fixed:\n\n- CVE-2017-13734: Prevent illegal address access in the _nc_safe_strcat\n  function in strings.c that might have lead to a remote denial of service attack\n  (bsc#1056126).\n- CVE-2017-13733: Prevent illegal address access in the fmt_entry function in\n  progs/dump_entry.c that might have lead to a remote denial of service attack\n  (bsc#1056127).\n- CVE-2017-13732: Prevent illegal address access in the function dump_uses() in\n  progs/dump_entry.c that might have lead to a remote denial of service attack\n  (bsc#1056128).\n- CVE-2017-13731: Prevent illegal address access in the function\n  postprocess_termcap() in parse_entry.c that might have lead to a remote denial\n  of service attack (bsc#1056129).\n- CVE-2017-13730: Prevent illegal address access in the function\n  _nc_read_entry_source() in progs/tic.c that might have lead to a remote denial\n  of service attack (bsc#1056131).\n- CVE-2017-13729: Prevent illegal address access in the _nc_save_str function\n  in alloc_entry.c that might have lead to a remote denial of service attack\n  (bsc#1056132).\n- CVE-2017-13728: Prevent infinite loop in the next_char function in\n  comp_scan.c that might have lead to a remote denial of service attack\n  (bsc#1056136).\n","status":"published","published":"2018-01-30T09:54:08Z","modified":"2026-02-04T02:15:11.975072Z","updated_at":"2026-11-02T15:53:44.594517Z"},{"id":"USN-5448-1","title":"ncurses vulnerabilities","description":"It was discovered that ncurses was not properly checking array bounds\nwhen executing the fmt_entry function, which could result in an\nout-of-bounds write. An attacker could possibly use this issue to\nexecute arbitrary code. (CVE-2017-10684)\n\nIt was discovered that ncurses was not properly checking user input,\nwhich could result in it being treated as a format argument. An\nattacker could possibly use this issue to expose sensitive\ninformation or to execute arbitrary code. (CVE-2017-10685)\n\nIt was discovered that ncurses was incorrectly performing memory\nmanagement operations and was not blocking access attempts to\nillegal memory locations. An attacker could possibly use this issue\nto cause a denial of service. (CVE-2017-11112, CVE-2017-13729,\nCVE-2017-13730, CVE-2017-13731, CVE-2017-13732, CVE-2017-13733,\nCVE-2017-13734)\n\nIt was discovered that ncurses was not properly performing checks\non pointer values before attempting to access the related memory\nlocations, which could lead to NULL pointer dereferencing. An\nattacker could possibly use this issue to cause a denial of service.\n(CVE-2017-11113)\n\nIt was discovered that ncurses was incorrectly handling loops in\nlibtic, which could lead to the execution of an infinite loop. An\nattacker could possibly use this issue to cause a denial of service.\n(CVE-2017-13728)\n","status":"published","published":"2022-05-26T17:17:13Z","modified":"2026-06-29T13:49:39.091927169Z","updated_at":"2026-11-02T16:58:16.20937Z"}]}}