CVE-2017-12932 (GCVE-0-2017-12932)

Vulnerability from cvelistv5 – Published: 2017-08-18 03:00 – Updated: 2024-08-05 18:51
VLAI?
Summary
ext/standard/var_unserializer.re in PHP 7.0.x through 7.0.22 and 7.1.x through 7.1.8 is prone to a heap use after free while unserializing untrusted data, related to improper use of the hash API for key deletion in a situation with an invalid array size. Exploitation of this issue can have an unspecified impact on the integrity of PHP.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
Show details on NVD website
To clipboard 

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Esto est\u00e1 relacionado con el uso incorrecto de la API hash para borrado de claves en una situaci\u00f3n de tama\u00f1o de array no v\u00e1lido. La explotaci\u00f3n de este problema puede tener un impacto sin especificar en la integridad de PHP.\"}],\"metrics\":{\"cvssMetricV30\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":7.5,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"impactScore\":6.4,\"acInsufInfo\":true,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DB6890AF-8A0A-46EE-AAD5-CF9AAE14A321\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"6B90B947-7B54-47F3-9637-2F4AC44079EE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"35848414-BD5D-4164-84DC-61ABBB1C4152\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"2B1F8402-8551-4F66-A9A7-81D472AB058E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7A773E8E-48CD-4D35-A0FD-629BD9334486\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.5:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FC492340-79AF-4676-A161-079A97EC6F0C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.6:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F1C2D8FE-C380-4B43-B634-A3DBA4700A71\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.7:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3EB58393-0C10-413C-8D95-6BAA8BC19A1B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.8:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"751F51CA-9D88-4971-A6EC-8C0B72E8E22B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.9:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"37B74118-8FC2-44CB-9673-A83DF777B2E6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4D56A200-1477-40DA-9444-CFC946157C69\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.11:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FD0D1CCC-A857-4C15-899E-08F9255CEE34\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.12:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"6745CC43-2836-4CD8-848F-EEA08AE9D5AC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.13:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7BEB6696-14F9-4D9B-9974-B682FFBB828E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.14:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"04146390-021D-4147-9830-9EAA90D120A7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.15:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5B124547-DC1D-4A92-B8AB-8A1900063786\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.16:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F45B2127-CF3D-4D59-9042-AE6DF2908319\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.17:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"29A450E3-931F-4487-A76D-80A38210297A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.18:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C099A0C4-883D-42ED-8359-FFD3ADD692A3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.19:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"ABD07432-5A23-491E-892E-42F0F58307D0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.20:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"19627ECC-9342-4917-8FCC-7757339E3242\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.21:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"8FF89D76-3FB3-42FA-80FF-53C2E222F9E9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.0.22:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"AF27AF4F-68BB-465A-8668-44833A87D023\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.1.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"0C68AA43-ED90-4B98-A5F8-4E210C2CC7CD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.1.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"2466D297-9442-40B0-A1A7-F9D166396CF8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.1.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"EADBF7EE-18DC-49F9-BF2F-A09BBAE76F45\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:7.1.3:*:*:*:*:*:*:*\",\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Notes\",\"Vendor Advisory\"]},{\"url\":\"http://www.securityfocus.com/bid/100427\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2018:1296\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2019:2519\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://bugs.php.net/bug.php?id=74103\",\"source\":\"cve@mitre.org\",\"tags\":[\"Issue Tracking\",\"Vendor Advisory\"]},{\"url\":\"https://github.com/php/php-src/commit/1a23ebc1fff59bf480ca92963b36eba5c1b904c4\",\"source\":\"cve@mitre.org\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://security.gentoo.org/glsa/201709-21\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://security.netapp.com/advisory/ntap-20180112-0001/\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://www.debian.org/security/2018/dsa-4080\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://php.net/ChangeLog-7.php\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Release Notes\",\"Vendor Advisory\"]},{\"url\":\"http://www.securityfocus.com/bid/100427\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2018:1296\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2019:2519\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://bugs.php.net/bug.php?id=74103\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Issue Tracking\",\"Vendor Advisory\"]},{\"url\":\"https://github.com/php/php-src/commit/1a23ebc1fff59bf480ca92963b36eba5c1b904c4\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://security.gentoo.org/glsa/201709-21\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://security.netapp.com/advisory/ntap-20180112-0001/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://www.debian.org/security/2018/dsa-4080\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
  }
}


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Taxonomy of the tags.




Sightings

Author Source Type Date

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.