cnvd - cnvd-2018-24270

cnvd-2018-24270

Vulnerability from cnvd

Title: PHP内存错误引用漏洞（CNVD-2018-24270）

Description:

PHP（PHP：Hypertext Preprocessor，PHP：超文本预处理器）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。该语言主要用于Web开发，支持多种数据库及操作系统。

PHP中的ext/exif/exif.c文件的‘exif_read_from_impl’函数存在安全漏洞，该漏洞源于程序关闭了不应它关闭的流。攻击者可利用该漏洞造成拒绝服务。

Severity: 高

Patch Name: PHP内存错误引用漏洞（CNVD-2018-24270）的补丁

Patch Description:

PHP中的ext/exif/exif.c文件的‘exif_read_from_impl’函数存在安全漏洞，该漏洞源于程序关闭了不应它关闭的流。攻击者可利用该漏洞造成拒绝服务。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： https://bugs.php.net/patch-display.php?bug=76409&patch=avoid-double-free.patch&revision=1528027735

Reference: https://nvd.nist.gov/vuln/detail/CVE-2018-12882 https://www.securityfocus.com/bid/104551

Impacted products

Name
PHP PHP >=7.2.*，<=7.2.7

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-12882"
    }
  },
  "description": "PHP\uff08PHP\uff1aHypertext Preprocessor\uff0cPHP\uff1a\u8d85\u6587\u672c\u9884\u5904\u7406\u5668\uff09\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\u8be5\u8bed\u8a00\u4e3b\u8981\u7528\u4e8eWeb\u5f00\u53d1\uff0c\u652f\u6301\u591a\u79cd\u6570\u636e\u5e93\u53ca\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nPHP\u4e2d\u7684ext/exif/exif.c\u6587\u4ef6\u7684\u2018exif_read_from_impl\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u5173\u95ed\u4e86\u4e0d\u5e94\u5b83\u5173\u95ed\u7684\u6d41\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "geeknik",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://bugs.php.net/patch-display.php?bug=76409\u0026patch=avoid-double-free.patch\u0026revision=1528027735",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-24270",
  "openTime": "2018-11-29",
  "patchDescription": "PHP\uff08PHP\uff1aHypertext Preprocessor\uff0cPHP\uff1a\u8d85\u6587\u672c\u9884\u5904\u7406\u5668\uff09\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\u8be5\u8bed\u8a00\u4e3b\u8981\u7528\u4e8eWeb\u5f00\u53d1\uff0c\u652f\u6301\u591a\u79cd\u6570\u636e\u5e93\u53ca\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nPHP\u4e2d\u7684ext/exif/exif.c\u6587\u4ef6\u7684\u2018exif_read_from_impl\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u5173\u95ed\u4e86\u4e0d\u5e94\u5b83\u5173\u95ed\u7684\u6d41\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\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\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\uff08CNVD-2018-24270\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "PHP PHP \u003e=7.2.*\uff0c\u003c=7.2.7"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-12882\r\nhttps://www.securityfocus.com/bid/104551",
  "serverity": "\u9ad8",
  "submitTime": "2018-06-26",
  "title": "PHP\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\uff08CNVD-2018-24270\uff09"
}

CVE-2018-12882 (GCVE-0-2018-12882)

Vulnerability from cvelistv5

Published

2018-06-26 03:00

Modified

2024-08-05 08:45

Severity ?

CWE

Summary

exif_read_from_impl in ext/exif/exif.c in PHP 7.2.x through 7.2.7 allows attackers to trigger a use-after-free (in exif_read_from_file) because it closes a stream that it is not responsible for closing. The vulnerable code is reachable through the PHP exif_read_data function.

References

▼	URL	Tags
	http://www.securityfocus.com/bid/104551	vdb-entry, x_refsource_BID
	https://usn.ubuntu.com/3702-2/	vendor-advisory, x_refsource_UBUNTU
	https://bugs.php.net/bug.php?id=76409	x_refsource_CONFIRM
	https://usn.ubuntu.com/3702-1/	vendor-advisory, x_refsource_UBUNTU
	https://security.netapp.com/advisory/ntap-20181109-0001/	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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