cnvd - cnvd-2017-29191

cnvd-2017-29191

Vulnerability from cnvd

Title: PHP ext/standard/var_unserializer.re缓冲区溢出漏洞

Description:

PHP是PHP Group和开放源代码社区共同维护的一种开源的通用计算机脚本语言。

PHP ext/standard/var_unserializer.re存在缓冲区溢出漏洞，允许远程攻击者利用漏洞提交特殊的请求，执行任意代码。

Severity: 中

Patch Name: PHP ext/standard/var_unserializer.re缓冲区溢出漏洞的补丁

Patch Description:

PHP是PHP Group和开放源代码社区共同维护的一种开源的通用计算机脚本语言。

PHP ext/standard/var_unserializer.re存在缓冲区溢出漏洞，允许远程攻击者利用漏洞提交特殊的请求，执行任意代码。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description:

厂商已发布漏洞修复程序，请及时关注更新： http://php.net/ChangeLog-7.php

Reference: https://nvd.nist.gov/vuln/detail/CVE-2017-12934

Impacted products

Name
PHP PHP >=7.0.0，<=7.0.20

Show details on source website

JSON

To clipboard

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  "bids": {
    "bid": {
      "bidNumber": "100428"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-12934"
    }
  },
  "description": "PHP\u662fPHP Group\u548c\u5f00\u653e\u6e90\u4ee3\u7801\u793e\u533a\u5171\u540c\u7ef4\u62a4\u7684\u4e00\u79cd\u5f00\u6e90\u7684\u901a\u7528\u8ba1\u7b97\u673a\u811a\u672c\u8bed\u8a00\u3002\r\n\r\nPHP ext/standard/var_unserializer.re\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\u63d0\u4ea4\u7279\u6b8a\u7684\u8bf7\u6c42\uff0c\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
  "discovererName": "cyoung",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttp://php.net/ChangeLog-7.php",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-29191",
  "openTime": "2017-10-09",
  "patchDescription": "PHP\u662fPHP Group\u548c\u5f00\u653e\u6e90\u4ee3\u7801\u793e\u533a\u5171\u540c\u7ef4\u62a4\u7684\u4e00\u79cd\u5f00\u6e90\u7684\u901a\u7528\u8ba1\u7b97\u673a\u811a\u672c\u8bed\u8a00\u3002\r\n\r\nPHP ext/standard/var_unserializer.re\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\u63d0\u4ea4\u7279\u6b8a\u7684\u8bf7\u6c42\uff0c\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "PHP ext/standard/var_unserializer.re\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "PHP PHP \u003e=7.0.0\uff0c\u003c=7.0.20"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2017-12934",
  "serverity": "\u4e2d",
  "submitTime": "2017-08-18",
  "title": "PHP ext/standard/var_unserializer.re\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2017-12934 (GCVE-0-2017-12934)

Vulnerability from cvelistv5

Published

2017-08-18 03:00

Modified

2024-08-05 18:51

Severity ?

CWE

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

▼	URL	Tags
	https://bugs.php.net/bug.php?id=74101	x_refsource_CONFIRM
	http://www.securityfocus.com/bid/100428	vdb-entry, x_refsource_BID
	https://access.redhat.com/errata/RHSA-2018:1296	vendor-advisory, x_refsource_REDHAT
	https://www.debian.org/security/2018/dsa-4080	vendor-advisory, x_refsource_DEBIAN
	http://php.net/ChangeLog-7.php	x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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