CVE-2015-6833 (GCVE-0-2015-6833)

Vulnerability from cvelistv5 – Published: 2016-01-19 02:00 – Updated: 2024-08-06 07:36
VLAI
Summary
Directory traversal vulnerability in the PharData class in PHP before 5.4.44, 5.5.x before 5.5.28, and 5.6.x before 5.6.12 allows remote attackers to write to arbitrary files via a .. (dot dot) in a ZIP archive entry that is mishandled during an extractTo call.
Severity
7.5 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CWE
  • n/a
Assigner
microfocus CNA
CNA scorecard – unranked: 0 records in the last 180 days, 10 needed details
References
URL Tags
http://www.debian.org/security/2015/dsa-3344 vendor-advisoryx_refsource_DEBIAN
https://bugs.php.net/bug.php?id=70019 x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2015/08/19/3 mailing-listx_refsource_MLIST
http://www.php.net/ChangeLog-5.php x_refsource_CONFIRM
https://security.gentoo.org/glsa/201606-10 vendor-advisoryx_refsource_GENTOO
Date Public
2015-08-05 00:00
Show details on NVD website
To clipboard 

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            "lang": "es",
            "value": "Vulnerabilidad de salto de directorio en la clase PharData en PHP en versiones anteriores a 5.4.44, 5.5.x en versiones anteriores a 5.5.28 y 5.6.x en versiones anteriores a 5.6.12 permite a atacantes remotos escribir a archivos arbitrarios a trav\u00e9s de .. (punto punto) en una entrada de archivo ZIP que es manejada incorrectamente durante una llamada extractTo."
          }
        ],
        "id": "CVE-2015-6833",
        "lastModified": "2026-05-06T22:30:45.220",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "NONE",
                "baseScore": 5.0,
                "confidentialityImpact": "NONE",
                "integrityImpact": "PARTIAL",
                "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
                "version": "2.0"
              },
              "exploitabilityScore": 10.0,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV30": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 7.5,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "NONE",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
                "version": "3.0"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2016-01-19T05:59:04.700",
        "references": [
          {
            "source": "security@opentext.com",
            "url": "http://www.debian.org/security/2015/dsa-3344"
          },
          {
            "source": "security@opentext.com",
            "url": "http://www.openwall.com/lists/oss-security/2015/08/19/3"
          },
          {
            "source": "security@opentext.com",
            "url": "http://www.php.net/ChangeLog-5.php"
          },
          {
            "source": "security@opentext.com",
            "url": "https://bugs.php.net/bug.php?id=70019"
          },
          {
            "source": "security@opentext.com",
            "url": "https://security.gentoo.org/glsa/201606-10"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.debian.org/security/2015/dsa-3344"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.openwall.com/lists/oss-security/2015/08/19/3"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.php.net/ChangeLog-5.php"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://bugs.php.net/bug.php?id=70019"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://security.gentoo.org/glsa/201606-10"
          }
        ],
        "sourceIdentifier": "security@opentext.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-22"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-28T07:05:33+00:00",
      "cve": "CVE-2015-6833",
      "id": "CVE-2015-6833",
      "initial_release_date": "2015-07-08T00:00:00+00:00",
      "product_status:fixed": "240",
      "product_status:known_affected": "110",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "php: Files from archive can be extracted outside of destination directory using phar",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2015/cve-2015-6833.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.



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.