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CVE-2014-4049 (GCVE-0-2014-4049)

Vulnerability from cvelistv5 – Published: 2014-06-18 19:00 – Updated: 2024-08-06 11:04
VLAI
Summary
Heap-based buffer overflow in the php_parserr function in ext/standard/dns.c in PHP 5.6.0beta4 and earlier allows remote servers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted DNS TXT record, related to the dns_get_record function.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://secunia.com/advisories/59329 third-party-advisoryx_refsource_SECUNIA
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://secunia.com/advisories/59418 third-party-advisoryx_refsource_SECUNIA
https://support.apple.com/HT204659 x_refsource_CONFIRM
http://www-01.ibm.com/support/docview.wss?uid=swg… x_refsource_CONFIRM
http://secunia.com/advisories/59496 third-party-advisoryx_refsource_SECUNIA
http://www.securitytracker.com/id/1030435 vdb-entryx_refsource_SECTRACK
http://rhn.redhat.com/errata/RHSA-2014-1766.html vendor-advisoryx_refsource_REDHAT
http://secunia.com/advisories/59652 third-party-advisoryx_refsource_SECUNIA
http://www.securityfocus.com/bid/68007 vdb-entryx_refsource_BID
http://secunia.com/advisories/59513 third-party-advisoryx_refsource_SECUNIA
http://marc.info/?l=bugtraq&m=141017844705317&w=2 vendor-advisoryx_refsource_HP
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://secunia.com/advisories/60998 third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/59270 third-party-advisoryx_refsource_SECUNIA
http://lists.apple.com/archives/security-announce… vendor-advisoryx_refsource_APPLE
http://support.apple.com/kb/HT6443 x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-updates/2014-0… vendor-advisoryx_refsource_SUSE
https://bugzilla.redhat.com/show_bug.cgi?id=1108447 x_refsource_CONFIRM
http://www.debian.org/security/2014/dsa-2961 vendor-advisoryx_refsource_DEBIAN
http://www.oracle.com/technetwork/topics/security… x_refsource_CONFIRM
http://rhn.redhat.com/errata/RHSA-2014-1765.html vendor-advisoryx_refsource_REDHAT
https://github.com/php/php-src/commit/b34d7849ed9… x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2014/06/13/4 mailing-listx_refsource_MLIST
http://lists.opensuse.org/opensuse-updates/2014-0… vendor-advisoryx_refsource_SUSE
Date Public
2014-06-11 00:00
Show details on NVD website
To clipboard 

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  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2014-4049",
      "date": "2026-09-17",
      "epss": "0.1091",
      "percentile": "0.95652"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2014-4049\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2014-06-18T19:55:05.683\",\"lastModified\":\"2026-05-06T22:30:45.220\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Heap-based buffer overflow in the php_parserr function in ext/standard/dns.c in PHP 5.6.0beta4 and earlier allows remote servers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted DNS TXT record, related to the dns_get_record function.\"},{\"lang\":\"es\",\"value\":\"Desbordamiento de buffer basado en memoria din\u00e1mica en la funci\u00f3n php_parserr en ext/standard/dns.c en PHP 5.6.0beta4 y anteriores permite a servidores remotos causar una denegaci\u00f3n de servicio (ca\u00edda) y posiblemente ejecutar c\u00f3digo arbitrario a trav\u00e9s de un registro DNS TXT manipulado, relacionado con la funci\u00f3n dns_get_record.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:H/Au:N/C:P/I:P/A:P\",\"baseScore\":5.1,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"HIGH\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":4.9,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-119\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:opensuse:opensuse:11.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5646FDE9-CF21-46A9-B89D-F5BBDB4249AF\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.3.0\",\"versionEndExcluding\":\"5.3.29\",\"matchCriteriaId\":\"B61C8E39-DB8E-4636-91E5-2473B0915FBD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.4.0\",\"versionEndExcluding\":\"5.4.30\",\"matchCriteriaId\":\"AD052020-AA37-4F49-A0FE-EA99616C12C7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.5.0\",\"versionEndExcluding\":\"5.5.14\",\"matchCriteriaId\":\"4ADC6057-9D35-4D87-B15D-F6F52A283464\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:5.6.0:alpha1:*:*:*:*:*:*\",\"matchCriteriaId\":\"5BF4E8FF-A3EC-43E8-A0C1-FD38AFCB77B8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:5.6.0:alpha2:*:*:*:*:*:*\",\"matchCriteriaId\":\"54ADECFC-3C07-43BC-B296-6C25AC7F1C95\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:5.6.0:alpha3:*:*:*:*:*:*\",\"matchCriteriaId\":\"FE192054-2FBB-4388-A52A-422E20DEA2D7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:5.6.0:alpha4:*:*:*:*:*:*\",\"matchCriteriaId\":\"F0195D48-3B42-4AC0-B9C5-436E01C63879\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:5.6.0:alpha5:*:*:*:*:*:*\",\"matchCriteriaId\":\"BF0E5D67-ABC1-41A5-94E1-7DD3CDB51D81\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:5.6.0:beta1:*:*:*:*:*:*\",\"matchCriteriaId\":\"319E0573-B1AD-40B6-B4BC-8BE67ED3EFDB\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:5.6.0:beta2:*:*:*:*:*:*\",\"matchCriteriaId\":\"1A7C00EB-87B7-4EB7-A4AC-8665D8C78467\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:5.6.0:beta3:*:*:*:*:*:*\",\"matchCriteriaId\":\"21BFCF10-786A-4D1E-9C37-50A1EC6056F1\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"16F59A04-14CF-49E2-9973-645477EA09DA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43\"}]}]}],\"references\":[{\"url\":\"http://lists.apple.com/archives/security-announce/2015/Apr/msg00001.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing 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    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-28T11:21:04+00:00",
      "cve": "CVE-2014-4049",
      "id": "CVE-2014-4049",
      "initial_release_date": "2014-06-11T00:00:00+00:00",
      "product_status:fixed": "970",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "php: heap-based buffer overflow in DNS TXT record parsing",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2014/cve-2014-4049.json",
      "version": "3"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.