CVE-2014-7817

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"assignerShortName": "redhat", "cveId": "CVE-2014-7817", "datePublished": "2014-11-24T15:00:00.000Z", "dateReserved": "2014-10-03T00:00:00.000Z", "dateUpdated": "2024-08-06T13:03:26.878Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:lts:*:*:*", "matchCriteriaId": "5D37DF0F-F863-45AC-853A-3E04F9FEC7CA", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*", "matchCriteriaId": "B6B7CAD7-9D4E-4FDB-88E3-1E583210A01F", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:*", "matchCriteriaId": "49A63F39-30BE-443F-AF10-6245587D3359", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:gnu:glibc:2.21:*:*:*:*:*:*:*", "matchCriteriaId": "47C2E388-06A8-4AD0-9511-749FD10D2936", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*", "matchCriteriaId": "A10BC294-9196-425F-9FB0-B1625465B47F", "vulnerable": true}, {"criteria": "cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*", "matchCriteriaId": "03117DF1-3BEC-4B8D-AD63-DBBDB2126081", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "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 \"$((`...`))\"."}, {"lang": "es", "value": "La funci\u00f3n wordexp en GNU C Library (tambi\u00e9n conocido como glibc) 2.21 no fuerza el indicador WRDE_NOCMD, lo que permite a atacantes dependientes de contexto ejecutar comandos arbitrarios, tal y como fue demostrado por entradas que contienen '$((`...`))'."}], "id": "CVE-2014-7817", "lastModified": "2026-06-17T00:15:44.850", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.6, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2014-11-24T15:59:01.637", "references": [{"source": "secalert@redhat.com", "url": "http://linux.oracle.com/errata/ELSA-2015-0016.html"}, {"source": 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{"acknowledgement": "This issue was discovered by Tim Waugh (Red Hat Developer Experience Team).", "affected_release": [{"advisory": "RHSA-2015:0016", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "glibc-0:2.12-1.149.el6_6.4", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2015-01-07T00:00:00Z"}, {"advisory": "RHSA-2014:2023", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "glibc-0:2.17-55.el7_0.3", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2014-12-18T00:00:00Z"}], "bugzilla": {"description": "glibc: command execution in wordexp() with WRDE_NOCMD specified", "id": "1157689", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1157689"}, "csaw": false, "cvss": {"cvss_base_score": "3.6", "cvss_scoring_vector": "AV:L/AC:L/Au:N/C:P/I:P/A:N", "status": "verified"}, "cwe": "CWE-440", "details": ["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 \"$((`...`))\".", "It was found that the wordexp() function would perform command substitution even when the WRDE_NOCMD flag was specified. An attacker able to provide specially crafted input to an application using the wordexp() function, and not sanitizing the input correctly, could potentially use this flaw to execute arbitrary commands with the credentials of the user running that application."], "name": "CVE-2014-7817", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "glibc", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2014-11-20T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-7817\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-7817"], "statement": "This issue affects the version of glibc package as shipped with Red Hat Enterprise Linux 5, 6 and 7. Red Hat Product Security has rated this issue as having Moderate security impact.\nRed Hat Enterprise Linux 5 is now in Extended Life Cycle phase of the support and maintenance life cycle. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata", "threat_severity": "Moderate"}

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