CVE-2012-3423

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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:a:redhat:icedtea-web:*:*:*:*:*:*:*:*", "matchCriteriaId": "778D356B-5415-49CD-8005-DFC6116C0336", "versionEndIncluding": "1.2", "vulnerable": true}, {"criteria": "cpe:2.3:a:redhat:icedtea-web:1.0:*:*:*:*:*:*:*", "matchCriteriaId": "941141AF-7E4A-4302-82A0-410D5694983A", "vulnerable": true}, {"criteria": "cpe:2.3:a:redhat:icedtea-web:1.1:*:*:*:*:*:*:*", "matchCriteriaId": "69F3FB66-F6C8-449C-9650-B0D906E307AA", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The IcedTea-Web plugin before 1.2.1 does not properly handle NPVariant NPStrings without NUL terminators, which allows remote attackers to cause a denial of service (crash), obtain sensitive information from memory, or execute arbitrary code via a crafted Java applet."}, {"lang": "es", "value": "El complemento IcedTea-Web anterior a v1.2.1 no maneja adecuadamente los (NPVariant) (NPStrings) sin terminadores NUL, lo que permite a atacantes remotos causar una denegaci\u00f3n de servicio (ca\u00edda), obtener informaci\u00f3n sensible de la memoria, o ejecutar c\u00f3digo arbitrario a trav\u00e9s de un (applet) de Java manipulado."}], "id": "CVE-2012-3423", "lastModified": "2026-06-16T23:43:11.693", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2012-08-07T21:55:01.780", "references": [{"source": "secalert@redhat.com", "url": "http://icedtea.classpath.org/bugzilla/show_bug.cgi?id=518"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "http://icedtea.classpath.org/bugzilla/show_bug.cgi?id=863"}, {"source": "secalert@redhat.com", "url": "http://icedtea.classpath.org/hg/release/icedtea-web-1.2/file/icedtea-web-1.2.1/NEWS"}, {"source": "secalert@redhat.com", "tags": ["Exploit", "Patch"], "url": "http://icedtea.classpath.org/hg/release/icedtea-web-1.2/rev/d65bd94e0ba9"}, {"source": "secalert@redhat.com", "tags": ["Exploit", "Patch"], "url": "http://icedtea.classpath.org/hg/release/icedtea-web-1.2/rev/d7375e2a9076"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00003.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00004.html"}, 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{"affected_release": [{"advisory": "RHSA-2012:1132", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "icedtea-web-0:1.2.1-1.el6_3", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2012-07-31T00:00:00Z"}], "bugzilla": {"description": "icedtea-web: incorrect handling of not 0-terminated strings", "id": "841345", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=841345"}, "csaw": false, "cvss": {"cvss_base_score": "5.1", "cvss_scoring_vector": "AV:N/AC:H/Au:N/C:P/I:P/A:P", "status": "verified"}, "details": ["The IcedTea-Web plugin before 1.2.1 does not properly handle NPVariant NPStrings without NUL terminators, which allows remote attackers to cause a denial of service (crash), obtain sensitive information from memory, or execute arbitrary code via a crafted Java applet."], "name": "CVE-2012-3423", "public_date": "2012-07-31T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2012-3423\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-3423"], "threat_severity": "Important"}

{}