CVE-2017-7890

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A specially crafted GIF image could use the uninitialized tables to read ~700 bytes from the top of the stack, potentially disclosing sensitive information."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://bugs.php.net/patch-display.php?bug=74435&patch=fix-74435-php-7.0&revision=1497970038", "refsource": "CONFIRM", "url": "https://bugs.php.net/patch-display.php?bug=74435&patch=fix-74435-php-7.0&revision=1497970038"}, {"name": "https://www.tenable.com/security/tns-2017-12", "refsource": "CONFIRM", "url": "https://www.tenable.com/security/tns-2017-12"}, {"name": "DSA-3938", "refsource": "DEBIAN", "url": "http://www.debian.org/security/2017/dsa-3938"}, {"name": "RHSA-2018:1296", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2018:1296"}, {"name": "http://php.net/ChangeLog-5.php", "refsource": "CONFIRM", "url": "http://php.net/ChangeLog-5.php"}, {"name": "https://security.netapp.com/advisory/ntap-20180112-0001/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20180112-0001/"}, {"name": "99492", "refsource": "BID", "url": "http://www.securityfocus.com/bid/99492"}, {"name": "http://php.net/ChangeLog-7.php", "refsource": "CONFIRM", "url": "http://php.net/ChangeLog-7.php"}, {"name": "RHSA-2018:0406", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2018:0406"}, {"name": "https://bugs.php.net/bug.php?id=74435", "refsource": "CONFIRM", "url": "https://bugs.php.net/bug.php?id=74435"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T16:19:29.486Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugs.php.net/patch-display.php?bug=74435&patch=fix-74435-php-7.0&revision=1497970038"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://www.tenable.com/security/tns-2017-12"}, {"name": "DSA-3938", "tags": ["vendor-advisory", "x_refsource_DEBIAN", "x_transferred"], "url": "http://www.debian.org/security/2017/dsa-3938"}, {"name": "RHSA-2018:1296", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "https://access.redhat.com/errata/RHSA-2018:1296"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://php.net/ChangeLog-5.php"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://security.netapp.com/advisory/ntap-20180112-0001/"}, {"name": "99492", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/99492"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://php.net/ChangeLog-7.php"}, {"name": "RHSA-2018:0406", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "https://access.redhat.com/errata/RHSA-2018:0406"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugs.php.net/bug.php?id=74435"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2017-7890", "datePublished": "2017-08-02T19:00:00.000Z", "dateReserved": "2017-04-17T00:00:00.000Z", "dateUpdated": "2024-08-05T16:19:29.486Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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A specially crafted GIF image could use the uninitialized tables to read ~700 bytes from the top of the stack, potentially disclosing sensitive information."}, {"lang": "es", "value": "La funci\u00f3n de descodificaci\u00f3n de GIF \"gdImageCreateFromGifCtx \" en gd_gif_in.c en GD Graphics Library (tambi\u00e9n conocido como libgd),que se usa en PHP en versiones anteriores a la 5.6.31 y en todas las 7.x anteriores a la 7.1.7, no asigna el valor cero a los objetos array colorMap antes de usarse. Una imagen GIF especialmente manipulada podr\u00eda utilizar las tablas no inicializadas para leer sobre 700 bytes por encima de la pila, pudiendo divulgar informaci\u00f3n sensible."}], "id": "CVE-2017-7890", "lastModified": "2026-06-17T01:25:24.390", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-08-02T19:29:00.897", "references": [{"source": "cve@mitre.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "http://php.net/ChangeLog-5.php"}, {"source": "cve@mitre.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "http://php.net/ChangeLog-7.php"}, {"source": "cve@mitre.org", "url": "http://www.debian.org/security/2017/dsa-3938"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/99492"}, {"source": "cve@mitre.org", "url": "https://access.redhat.com/errata/RHSA-2018:0406"}, {"source": "cve@mitre.org", "url": "https://access.redhat.com/errata/RHSA-2018:1296"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "https://bugs.php.net/bug.php?id=74435"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Patch", "Vendor Advisory"], "url": "https://bugs.php.net/patch-display.php?bug=74435&patch=fix-74435-php-7.0&revision=1497970038"}, {"source": "cve@mitre.org", "url": "https://security.netapp.com/advisory/ntap-20180112-0001/"}, {"source": "cve@mitre.org", "url": "https://www.tenable.com/security/tns-2017-12"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "http://php.net/ChangeLog-5.php"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "http://php.net/ChangeLog-7.php"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.debian.org/security/2017/dsa-3938"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/99492"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2018:0406"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2018:1296"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://bugs.php.net/bug.php?id=74435"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Vendor Advisory"], "url": "https://bugs.php.net/patch-display.php?bug=74435&patch=fix-74435-php-7.0&revision=1497970038"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.netapp.com/advisory/ntap-20180112-0001/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.tenable.com/security/tns-2017-12"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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{}