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FKIE_CVE-2016-4073

Vulnerability from fkie_nvd - Published: 2016-05-20 11:00 - Updated: 2026-06-17 00:46
Summary
Multiple integer overflows in the mbfl_strcut function in ext/mbstring/libmbfl/mbfl/mbfilter.c in PHP before 5.5.34, 5.6.x before 5.6.20, and 7.x before 7.0.5 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted mb_strcut call.
References
cve@mitre.orghttp://lists.apple.com/archives/security-announce/2016/May/msg00004.html
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2016-05/msg00031.html
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2016-05/msg00033.html
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2016-05/msg00056.html
cve@mitre.orghttp://rhn.redhat.com/errata/RHSA-2016-2750.html
cve@mitre.orghttp://www.debian.org/security/2016/dsa-3560
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2016/04/24/1
cve@mitre.orghttp://www.php.net/ChangeLog-5.php
cve@mitre.orghttp://www.php.net/ChangeLog-7.php
cve@mitre.orghttp://www.securityfocus.com/bid/85991
cve@mitre.orghttp://www.ubuntu.com/usn/USN-2952-1
cve@mitre.orghttp://www.ubuntu.com/usn/USN-2952-2
cve@mitre.orghttps://bugs.php.net/bug.php?id=71906Exploit
cve@mitre.orghttps://gist.github.com/smalyshev/d8355c96a657cc5dba70
cve@mitre.orghttps://git.php.net/?p=php-src.git%3Ba=commit%3Bh=64f42c73efc58e88671ad76b6b6bc8e2b62713e1
cve@mitre.orghttps://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731
cve@mitre.orghttps://security.gentoo.org/glsa/201611-22
cve@mitre.orghttps://support.apple.com/HT206567
af854a3a-2127-422b-91ae-364da2661108http://lists.apple.com/archives/security-announce/2016/May/msg00004.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00031.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00033.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00056.html
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2016-2750.html
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2016/dsa-3560
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2016/04/24/1
af854a3a-2127-422b-91ae-364da2661108http://www.php.net/ChangeLog-5.php
af854a3a-2127-422b-91ae-364da2661108http://www.php.net/ChangeLog-7.php
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/85991
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2952-1
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2952-2
af854a3a-2127-422b-91ae-364da2661108https://bugs.php.net/bug.php?id=71906Exploit
af854a3a-2127-422b-91ae-364da2661108https://gist.github.com/smalyshev/d8355c96a657cc5dba70
af854a3a-2127-422b-91ae-364da2661108https://git.php.net/?p=php-src.git%3Ba=commit%3Bh=64f42c73efc58e88671ad76b6b6bc8e2b62713e1
af854a3a-2127-422b-91ae-364da2661108https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201611-22
af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/HT206567
Impacted products
Vendor Product Version
php php 5.5.0
php php 5.5.0
php php 5.5.0
php php 5.5.0
php php 5.5.0
php php 5.5.0
php php 5.5.0
php php 5.5.0
php php 5.5.0
php php 5.5.0
php php 5.5.0
php php 5.5.0
php php 5.5.0
php php 5.5.1
php php 5.5.2
php php 5.5.3
php php 5.5.4
php php 5.5.5
php php 5.5.6
php php 5.5.7
php php 5.5.8
php php 5.5.9
php php 5.5.10
php php 5.5.11
php php 5.5.12
php php 5.5.13
php php 5.5.14
php php 5.5.18
php php 5.5.19
php php 5.5.20
php php 5.5.21
php php 5.5.22
php php 5.5.23
php php 5.5.24
php php 5.5.25
php php 5.5.26
php php 5.5.27
php php 5.5.29
php php 5.5.30
php php 5.5.32
php php 5.5.33
php php 5.6.0
php php 5.6.0
php php 5.6.0
php php 5.6.0
php php 5.6.0
php php 5.6.0
php php 5.6.0
php php 5.6.0
php php 5.6.0
php php 5.6.0
php php 5.6.1
php php 5.6.2
php php 5.6.3
php php 5.6.4
php php 5.6.5
php php 5.6.6
php php 5.6.7
php php 5.6.8
php php 5.6.9
php php 5.6.10
php php 5.6.11
php php 5.6.12
php php 5.6.13
php php 5.6.14
php php 5.6.15
php php 5.6.16
php php 5.6.17
php php 5.6.18
php php 5.6.19
php php 7.0.0
php php 7.0.1
php php 7.0.2
php php 7.0.3
php php 7.0.4
apple mac_os_x *

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
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          "negate": false,
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Multiple integer overflows in the mbfl_strcut function in ext/mbstring/libmbfl/mbfl/mbfilter.c in PHP before 5.5.34, 5.6.x before 5.6.20, and 7.x before 7.0.5 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted mb_strcut call."
    },
    {
      "lang": "es",
      "value": "M\u00faltiples desbordamientos de entero en la funci\u00f3n mbfl_strcut en ext/mbstreng/libmbfl/mbfl/mbfilter.c en PHP en versiones anteriores a 5.5.34, 5.6.x en versiones anteriores a 5.6.20 y 7.x en versiones anteriores a 7.0.5 permite a atacantes remotos causar una denegaci\u00f3n de servicio (ca\u00edda de aplicaci\u00f3n) o posiblemente ejecutar c\u00f3digo arbitrario a trav\u00e9s de una llamada mb_strcut manipulada."
    }
  ],
  "id": "CVE-2016-4073",
  "lastModified": "2026-06-17T00:46:50.470",
  "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
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2016-05-20T11:00:18.037",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "http://lists.apple.com/archives/security-announce/2016/May/msg00004.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00031.html"
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      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00033.html"
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      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00056.html"
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      "url": "http://rhn.redhat.com/errata/RHSA-2016-2750.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.debian.org/security/2016/dsa-3560"
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      "url": "http://www.openwall.com/lists/oss-security/2016/04/24/1"
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      "url": "http://www.ubuntu.com/usn/USN-2952-1"
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          "lang": "en",
          "value": "CWE-119"
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      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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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.

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Detection rules are retrieved from Rulezet.

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