{"id":"CVE-2014-10070","aliases":["DEBIAN-CVE-2014-10070","DLA-1304-1","EUVD-2014-1137","GHSA-4x2g-x3r2-29r6","SUSE-SU-2018:1072-1","SUSE-SU-2022:14910-1","UBUNTU-CVE-2014-10070","USN-3593-1"],"status":"published","title":"zsh before 5.0.7 allows evaluation of the initial values of integer variables imported from the...","description":"zsh before 5.0.7 allows evaluation of the initial values of integer variables imported from the environment (instead of treating them as literal numbers). That could allow local privilege escalation, under some specific and atypical conditions where zsh is being invoked in privilege-elevation contexts when the environment has not been properly sanitized, such as when zsh is invoked by sudo on systems where \"env_reset\" has been disabled.","severity":{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00487,"percentile":0.42179,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-264"],"published":"2018-02-27T00:00:00Z","modified":"2026-10-23T16:00:19Z","fixes":[{"ecosystem":"Debian:12","package":"zsh","fixed_in":["5.0.7-3"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"zsh","fixed_in":["5.0.7-3"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"zsh","fixed_in":["5.0.7-3"],"sources":["osv"]},{"ecosystem":"Ubuntu:14.04:LTS","package":"zsh","fixed_in":["5.0.2-3ubuntu6.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"zsh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.7-3"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"zsh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.7-3"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"zsh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.7-3"}]}]},{"source":"osv","ecosystem":"Debian:7","package":"zsh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.17-1+deb7u1"}]}],"versions":["4.3.17-1"],"bundled":5},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Desktop 12 SP3","package":"zsh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.5-6.7.2"}]}],"bundled":9},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 12 SP3","package":"zsh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.5-6.7.2"}]}],"bundled":9},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 12 SP3","package":"zsh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.5-6.7.2"}]}],"bundled":9},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Point of Sale 11 SP3","package":"zsh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.6-67.9.8.1"}]}],"bundled":12},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 11 SP4-LTSS","package":"zsh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.6-67.9.8.1"}]}],"bundled":12},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"zsh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.2-3ubuntu6.1"}]}],"versions":["5.0.2-3ubuntu6"]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"zsh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.2-3ubuntu6.1"}]}],"versions":["5.0.2-3ubuntu6"],"bundled":7},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"zsh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.1.1-1ubuntu2.1"}]}],"versions":["5.1.1-1ubuntu1","5.1.1-1ubuntu2"],"bundled":7}],"products":[{"vendor":"zsh_project","product":"zsh"}],"references":[{"url":"https://usn.ubuntu.com/3593-1/","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred","web"]},{"url":"https://sourceforge.net/p/zsh/code/ci/546203a770cec329e73781c3c8ab1078390aee72","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","advisory","fix","report"]},{"url":"http://zsh.sourceforge.net/releases.html","tags":["x_refsource_MISC","x_transferred","Release Notes","Third Party Advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-10070"},{"url":"https://github.com/advisories/GHSA-4x2g-x3r2-29r6"},{"url":"https://security-tracker.debian.org/tracker/CVE-2014-10070","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2018/suse-su-20181072-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1082885","tags":["report"]},{"url":"https://bugzilla.suse.com/1082975","tags":["report"]},{"url":"https://bugzilla.suse.com/1082977","tags":["report"]},{"url":"https://bugzilla.suse.com/1082991","tags":["report"]},{"url":"https://bugzilla.suse.com/1082998","tags":["report"]},{"url":"https://bugzilla.suse.com/1083002","tags":["report"]},{"url":"https://bugzilla.suse.com/1083250","tags":["report"]},{"url":"https://bugzilla.suse.com/1084656","tags":["report"]},{"url":"https://bugzilla.suse.com/1087026","tags":["report"]},{"url":"https://bugzilla.suse.com/896914","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2014-10070","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2014-10071","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2014-10072","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2016-10714","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-18205","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-18206","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-1071","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-1083","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-7549","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2022/suse-su-202214910-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1107294","tags":["report"]},{"url":"https://bugzilla.suse.com/1107296","tags":["report"]},{"url":"https://bugzilla.suse.com/1163882","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2018-0502","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-13259","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-20044","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2014-10070","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-3593-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2014-10070","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2014-10071","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2014-10072","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2016-10714","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2017-18205","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2017-18206","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-7548","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-7549","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2014-10070","description":"zsh before 5.0.7 allows evaluation of the initial values of integer variables imported from the environment (instead of treating them as literal numbers). That could allow local privilege escalation, under some specific and atypical conditions where zsh is being invoked in privilege-elevation contexts when the environment has not been properly sanitized, such as when zsh is invoked by sudo on systems where \"env_reset\" has been disabled.","status":"published","published":"2018-02-27T22:00:00Z","modified":"2024-08-06T14:02:38.191Z","updated_at":"2026-11-02T14:33:42.219637Z"}],"euvd":[{"id":"EUVD-2014-1137","description":"zsh before 5.0.7 allows evaluation of the initial values of integer variables imported from the environment (instead of treating them as literal numbers). That could allow local privilege escalation, under some specific and atypical conditions where zsh is being invoked in privilege-elevation contexts when the environment has not been properly sanitized, such as when zsh is invoked by sudo on systems where \"env_reset\" has been disabled.","status":"published","published":"2018-02-27T22:00:00Z","modified":"2024-08-06T14:02:38Z","updated_at":"2026-11-03T01:56:47.076958Z"}],"ghsa":[{"id":"GHSA-4x2g-x3r2-29r6","title":"zsh before 5.0.7 allows evaluation of the initial values of integer variables imported from the...","description":"zsh before 5.0.7 allows evaluation of the initial values of integer variables imported from the environment (instead of treating them as literal numbers). That could allow local privilege escalation, under some specific and atypical conditions where zsh is being invoked in privilege-elevation contexts when the environment has not been properly sanitized, such as when zsh is invoked by sudo on systems where \"env_reset\" has been disabled.","status":"published","published":"2022-05-14T03:36:42Z","modified":"2023-02-02T05:08:12Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T14:52:41.978099Z"}],"nvd":[{"id":"CVE-2014-10070","description":"zsh before 5.0.7 allows evaluation of the initial values of integer variables imported from the environment (instead of treating them as literal numbers). That could allow local privilege escalation, under some specific and atypical conditions where zsh is being invoked in privilege-elevation contexts when the environment has not been properly sanitized, such as when zsh is invoked by sudo on systems where \"env_reset\" has been disabled.","status":"published","published":"2018-02-27T22:29:00.247Z","modified":"2026-06-17T00:04:11.053Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-264"],"updated_at":"2026-11-02T14:02:59.001778Z"}],"osv":[{"id":"CVE-2014-10070","description":"zsh before 5.0.7 allows evaluation of the initial values of integer variables imported from the environment (instead of treating them as literal numbers). That could allow local privilege escalation, under some specific and atypical conditions where zsh is being invoked in privilege-elevation contexts when the environment has not been properly sanitized, such as when zsh is invoked by sudo on systems where \"env_reset\" has been disabled.","status":"published","published":"2018-02-27T22:29:00Z","modified":"2026-04-10T03:43:35.371194Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:43:59.361892Z"},{"id":"DEBIAN-CVE-2014-10070","description":"zsh before 5.0.7 allows evaluation of the initial values of integer variables imported from the environment (instead of treating them as literal numbers). That could allow local privilege escalation, under some specific and atypical conditions where zsh is being invoked in privilege-elevation contexts when the environment has not been properly sanitized, such as when zsh is invoked by sudo on systems where \"env_reset\" has been disabled.","status":"published","published":"2018-02-27T22:29:00.247Z","modified":"2026-10-23T16:00:19.569078281Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:25.819707Z"},{"id":"UBUNTU-CVE-2014-10070","description":"zsh before 5.0.7 allows evaluation of the initial values of integer variables imported from the environment (instead of treating them as literal numbers). That could allow local privilege escalation, under some specific and atypical conditions where zsh is being invoked in privilege-elevation contexts when the environment has not been properly sanitized, such as when zsh is invoked by sudo on systems where \"env_reset\" has been disabled.","status":"published","published":"2018-02-27T00:00:00Z","modified":"2026-04-22T09:29:40.453903Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:07.855521Z"},{"id":"DLA-1304-1","title":"zsh - security update","status":"published","published":"2018-03-09T00:00:00Z","modified":"2026-03-09T01:02:01.388427Z","updated_at":"2026-11-02T15:46:09.336894Z"},{"id":"SUSE-SU-2018:1072-1","title":"Security update for zsh","description":"This update for zsh fixes the following issues:\n\n  - CVE-2014-10070: environment variable injection could lead to local privilege escalation (bnc#1082885)\n\n  - CVE-2014-10071: buffer overflow in exec.c could lead to denial of service. (bnc#1082977)\n\n  - CVE-2014-10072: buffer overflow In utils.c when scanning \nvery long directory paths for symbolic links. (bnc#1082975)\n\n  - CVE-2016-10714: In zsh before 5.3, an off-by-one error resulted in \nundersized buffers that were intended to support PATH_MAX characters. (bnc#1083250)\n\n  - CVE-2017-18205: In builtin.c when sh compatibility mode is used, a NULL pointer dereference \ncould lead to denial of service (bnc#1082998)\n\n  - CVE-2018-1071: exec.c:hashcmd() function vulnerability could lead to denial of service. (bnc#1084656)\n \n  - CVE-2018-1083: Autocomplete vulnerability could lead to privilege escalation. (bnc#1087026)\n\n  - CVE-2018-7549: In params.c in zsh through 5.4.2, there is a crash during a copy of an empty hash table, \nas demonstrated by typeset -p. (bnc#1082991)\n  \n  - CVE-2017-18206: buffer overrun in xsymlinks could lead to denial of service (bnc#1083002)\n    \n  - Autocomplete and REPORTTIME broken (bsc#896914)\n\n","status":"published","published":"2018-04-25T12:15:43Z","modified":"2026-02-04T03:21:09.316993Z","updated_at":"2026-11-02T15:53:44.594517Z"},{"id":"SUSE-SU-2022:14910-1","title":"Security update for zsh","description":"This update for zsh fixes the following issues:\n\n- CVE-2019-20044: Fixed an insecure dropping of privileges when unsetting\n  the PRIVILEGED option (bsc#1163882).\n- CVE-2018-13259: Fixed an unexpected truncation of long shebang lines (bsc#1107294).\n- CVE-2018-7549: Fixed a crash when an empty hash table (bsc#1082991).\n- CVE-2018-1083: Fixed a stack-based buffer overflow when using tab completion\n  on directories with long names (bsc#1087026).\n- CVE-2018-1071: Fixed a stack-based buffer overflow when executing certain\n  commands (bsc#1084656).\n- CVE-2018-0502: Fixed a mishandling of shebang lines (bsc#1107296).\n- CVE-2017-18206: Fixed a buffer overflow related to symlink processing (bsc#1083002).\n- CVE-2017-18205: Fixed an application crash when using cd with no\n  arguments (bsc#1082998).\n- CVE-2016-10714: Fixed a potential application crash when handling maximum\n  length paths (bsc#1083250).\n- CVE-2014-10072: Fixed a buffer overflow when scanning very long directory\n  paths for symbolic links (bsc#1082975).\n- CVE-2014-10071: Fixed a buffer overflow when redirecting output to a long\n  file descriptor (bsc#1082977).\n- CVE-2014-10070: Fixed a privilege escalation vulnerability via environment\n  variables (bsc#1082885).\n","status":"published","published":"2022-03-14T16:25:48Z","modified":"2026-02-04T02:44:38.670339Z","updated_at":"2026-11-02T15:53:50.513981Z"},{"id":"USN-3593-1","title":"zsh vulnerabilities","description":"It was discovered that Zsh incorrectly handled certain enviroment variables.\nAn attacker could possibly use this issue to gain privileged access to the\nsystem. This issue only affected Ubuntu 14.04 LTS. (CVE-2014-10070)\n\nIt was discovered that Zsh incorrectly handled certain inputs.\nAn attacker could possibly use this to execute arbitrary code. This\nissue only affected Ubuntu 14.04 LTS. (CVE-2014-10071)\n\nIt was discovered that Zsh incorrectly handled some symbolic links.\nAn attacker could possibly use this to execute arbitrary code. This issue\nonly affected Ubuntu 14.04 LTS. (CVE-2014-10072)\n\nIt was discovered that Zsh incorrectly handled certain errors. An attacker\ncould possibly use this issue to cause a denial of service. (CVE-2016-10714)\n\nIt was discovered that Zsh incorrectly handled certain commands. An attacker\ncould possibly use this to execute arbitrary code. (CVE-2017-18205)\n\nIt was discovered that Zsh incorrectly handled certain symlinks. An attacker\ncould possibly use this to execute arbitrary code. This issue only affected\nUbuntu 16.04 LTS and Ubuntu 17.10. (CVE-2017-18206)\n\nIt was discovered that Zsh incorrectly handled certain inputs. An attacker could\npossible use to execute arbitrary code. This issue only affected Ubuntu 17.10.\n(CVE-2018-7548)\n\nIt was discovered that Zsh incorrectly handled certain inputs. An attacker\ncould possibly use this to cause a denial of service. (CVE-2018-7549)\n","status":"published","published":"2018-03-08T14:27:49Z","modified":"2026-04-22T09:44:42.029808Z","updated_at":"2026-11-02T16:58:13.496563Z"}]}}