FKIE_CVE-2017-12934

Vulnerability from fkie_nvd - Published: 2017-08-18 03:29 - Updated: 2025-04-20 01:37
Severity ?
7.5 (High) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Summary
ext/standard/var_unserializer.re in PHP 7.0.x before 7.0.21 and 7.1.x before 7.1.7 is prone to a heap use after free while unserializing untrusted data, related to the zval_get_type function in Zend/zend_types.h. Exploitation of this issue can have an unspecified impact on the integrity of PHP.
References
cve@mitre.orghttp://php.net/ChangeLog-7.phpVendor Advisory
cve@mitre.orghttp://www.securityfocus.com/bid/100428Third Party Advisory, VDB Entry
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2018:1296
cve@mitre.orghttps://bugs.php.net/bug.php?id=74101Issue Tracking, Third Party Advisory
cve@mitre.orghttps://www.debian.org/security/2018/dsa-4080
af854a3a-2127-422b-91ae-364da2661108http://php.net/ChangeLog-7.phpVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/100428Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2018:1296
af854a3a-2127-422b-91ae-364da2661108https://bugs.php.net/bug.php?id=74101Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2018/dsa-4080
Impacted products
Vendor Product Version
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
php php 7.0.5
php php 7.0.6
php php 7.0.7
php php 7.0.8
php php 7.0.9
php php 7.0.10
php php 7.0.11
php php 7.0.12
php php 7.0.13
php php 7.0.14
php php 7.0.15
php php 7.0.16
php php 7.0.17
php php 7.0.18
php php 7.0.19
php php 7.0.20
php php 7.1.0
php php 7.1.1
php php 7.1.2
php php 7.1.3
php php 7.1.4
php php 7.1.5
php php 7.1.6
To clipboard 

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  ],
  "id": "CVE-2017-12934",
  "lastModified": "2025-04-20T01:37:25.860",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
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          "scope": "UNCHANGED",
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          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
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  "published": "2017-08-18T03:29:00.260",
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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.