high
8.8
CWE
119 190
Advisory Published
Updated

CVE-2016-6297: Buffer Overflow

First published: Mon Jul 25 2016(Updated: )

Integer overflow in the php_stream_zip_opener function in ext/zip/zip_stream.c in PHP before 5.5.38, 5.6.x before 5.6.24, and 7.x before 7.0.9 allows remote attackers to cause a denial of service (stack-based buffer overflow) or possibly have unspecified other impact via a crafted zip:// URL.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
PHP<7.0.9
7.0.9
PHP<=5.5.37
PHP=5.6.0-alpha1
PHP=5.6.0-alpha2
PHP=5.6.0-alpha3
PHP=5.6.0-alpha4
PHP=5.6.0-alpha5
PHP=5.6.0-beta1
PHP=5.6.0-beta2
PHP=5.6.0-beta3
PHP=5.6.0-beta4
PHP=5.6.1
PHP=5.6.2
PHP=5.6.3
PHP=5.6.4
PHP=5.6.5
PHP=5.6.6
PHP=5.6.7
PHP=5.6.8
PHP=5.6.9
PHP=5.6.10
PHP=5.6.11
PHP=5.6.12
PHP=5.6.13
PHP=5.6.14
PHP=5.6.15
PHP=5.6.16
PHP=5.6.17
PHP=5.6.18
PHP=5.6.19
PHP=5.6.20
PHP=5.6.21
PHP=5.6.22
PHP=5.6.23
PHP=7.0.0
PHP=7.0.1
PHP=7.0.2
PHP=7.0.3
PHP=7.0.4
PHP=7.0.5
PHP=7.0.6
PHP=7.0.7
PHP=7.0.8

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2016-6297?

    CVE-2016-6297 is rated as a high severity vulnerability, allowing for denial of service and potential exploitation through crafted zip URLs.

  • How do I fix CVE-2016-6297?

    To fix CVE-2016-6297, upgrade PHP to at least version 5.5.38, 5.6.24, or 7.0.9.

  • What causes the CVE-2016-6297 vulnerability?

    The CVE-2016-6297 vulnerability is caused by an integer overflow in the php_stream_zip_opener function within the zip extension of PHP.

  • Which versions of PHP are affected by CVE-2016-6297?

    CVE-2016-6297 affects PHP versions before 5.5.38, 5.6.x before 5.6.24, and 7.x before 7.0.9.

  • What are the potential impacts of CVE-2016-6297?

    The potential impacts of CVE-2016-6297 include stack-based buffer overflow leading to denial of service or other unspecified impacts.

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