{"id":"CVE-2014-7817","url":"https://www.cyber-defence.io/tools/cve/CVE-2014-7817","generatedAt":"2026-10-27T18:55:21.565Z","title":"The wordexp function in GNU C Library (aka glibc) 2.21 does not enforce the WRDE_NOCMD flag, which allows context-dependent attackers to execute arbitrary commands, as demonstrated by input containing \"$((`...`))\".","description":"The wordexp function in GNU C Library (aka glibc) 2.21 does not enforce the WRDE_NOCMD flag, which allows context-dependent attackers to execute arbitrary commands, as demonstrated by input containing \"$((`...`))\".","published":"2014-11-24T15:59:02.000Z","lastModified":"2026-06-17T00:15:45.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":4.6,"severity":"MEDIUM","vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P"},"cwe":["CWE-20"],"affected":["canonical/ubuntu linux","debian/debian linux","gnu/glibc","opensuse/opensuse"],"epss":{"score":0.00578,"percentile":0.47309,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.58%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://linux.oracle.com/errata/ELSA-2015-0016.html","source":"secalert@redhat.com"},{"url":"http://linux.oracle.com/errata/ELSA-2015-0092.html","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-updates/2015-02/msg00089.html","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2014-2023.html","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://seclists.org/oss-sec/2014/q4/730","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/62100","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/62146","source":"secalert@redhat.com"},{"url":"http://www.debian.org/security/2015/dsa-3142","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html","source":"secalert@redhat.com"},{"url":"http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/bid/71216","source":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/USN-2432-1","source":"secalert@redhat.com"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/98852","source":"secalert@redhat.com"},{"url":"https://security.gentoo.org/glsa/201602-02","source":"secalert@redhat.com"},{"url":"https://sourceware.org/bugzilla/show_bug.cgi?id=17625","source":"secalert@redhat.com"},{"url":"https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Ba=commitdiff%3Bh=a39208bd7fb76c1b01c127b4c61f9bfd915bfe7c","source":"secalert@redhat.com"},{"url":"https://sourceware.org/ml/libc-alpha/2014-11/msg00519.html","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://linux.oracle.com/errata/ELSA-2015-0016.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://linux.oracle.com/errata/ELSA-2015-0092.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-updates/2015-02/msg00089.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2014-2023.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://seclists.org/oss-sec/2014/q4/730","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/62100","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/62146","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2015/dsa-3142","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/71216","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2432-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/98852","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201602-02","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://sourceware.org/bugzilla/show_bug.cgi?id=17625","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Ba=commitdiff%3Bh=a39208bd7fb76c1b01c127b4c61f9bfd915bfe7c","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://sourceware.org/ml/libc-alpha/2014-11/msg00519.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2014-7817","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}