cnvd - cnvd-2016-04999

CNVD-2016-04999

Vulnerability from cnvd - Published: 2016-07-20

Title

KDE Frameworks权限提升漏洞

Description

KDE Frameworks是KDE社区的开发的一个KDE应用程序的技术基础库和软件框架的集合。kinit是其中的一个用来获取和缓存Kerberos票据的命令行工具。 KDE Frameworks 5.23.0之前版本中的kinit存在权限许可和访问控制漏洞，该漏洞源于/tmp/xauth-xxx-_y目录设置弱权限(644)。本地攻击者可通过读取文件利用该漏洞获取其他用户的X11 cookies，获取特权。

Severity

低

Patch Name

KDE Frameworks权限提升漏洞的补丁

Patch Description

Formal description

用户可参考如下厂商提供的安全公告获取补丁以修复该漏洞： https://quickgit.kde.org/?p=kinit.git&a=commitdiff&h=72f3702dbe6cf15c06dc13da2c99c864e9022a58

Reference

https://quickgit.kde.org/?p=kinit.git&a=commitdiff&h=72f3702dbe6cf15c06dc13da2c99c864e9022a58

Impacted products

Name
KDE Frameworks <=5.23.0

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "91769"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-3100"
    }
  },
  "description": "KDE Frameworks\u662fKDE\u793e\u533a\u7684\u5f00\u53d1\u7684\u4e00\u4e2aKDE\u5e94\u7528\u7a0b\u5e8f\u7684\u6280\u672f\u57fa\u7840\u5e93\u548c\u8f6f\u4ef6\u6846\u67b6\u7684\u96c6\u5408\u3002kinit\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u7528\u6765\u83b7\u53d6\u548c\u7f13\u5b58Kerberos\u7968\u636e\u7684\u547d\u4ee4\u884c\u5de5\u5177\u3002\r\n\r\nKDE Frameworks 5.23.0\u4e4b\u524d\u7248\u672c\u4e2d\u7684kinit\u5b58\u5728\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e/tmp/xauth-xxx-_y\u76ee\u5f55\u8bbe\u7f6e\u5f31\u6743\u9650(644)\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8bfb\u53d6\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u5176\u4ed6\u7528\u6237\u7684X11 cookies\uff0c\u83b7\u53d6\u7279\u6743\u3002",
  "discovererName": "David Rumley",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u53d6\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttps://quickgit.kde.org/?p=kinit.git\u0026a=commitdiff\u0026h=72f3702dbe6cf15c06dc13da2c99c864e9022a58",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-04999",
  "openTime": "2016-07-20",
  "patchDescription": "KDE Frameworks\u662fKDE\u793e\u533a\u7684\u5f00\u53d1\u7684\u4e00\u4e2aKDE\u5e94\u7528\u7a0b\u5e8f\u7684\u6280\u672f\u57fa\u7840\u5e93\u548c\u8f6f\u4ef6\u6846\u67b6\u7684\u96c6\u5408\u3002kinit\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u7528\u6765\u83b7\u53d6\u548c\u7f13\u5b58Kerberos\u7968\u636e\u7684\u547d\u4ee4\u884c\u5de5\u5177\u3002\r\n\r\nKDE Frameworks 5.23.0\u4e4b\u524d\u7248\u672c\u4e2d\u7684kinit\u5b58\u5728\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e/tmp/xauth-xxx-_y\u76ee\u5f55\u8bbe\u7f6e\u5f31\u6743\u9650(644)\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8bfb\u53d6\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u5176\u4ed6\u7528\u6237\u7684X11 cookies\uff0c\u83b7\u53d6\u7279\u6743\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": "KDE Frameworks\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "KDE Frameworks \u003c=5.23.0"
  },
  "referenceLink": "https://quickgit.kde.org/?p=kinit.git\u0026a=commitdiff\u0026h=72f3702dbe6cf15c06dc13da2c99c864e9022a58",
  "serverity": "\u4f4e",
  "submitTime": "2016-07-14",
  "title": "KDE Frameworks\u6743\u9650\u63d0\u5347\u6f0f\u6d1e"
}

CVE-2016-3100 (GCVE-0-2016-3100)

Vulnerability from cvelistv5 – Published: 2016-07-13 15:00 – Updated: 2024-08-05 23:47

Summary

kinit in KDE Frameworks before 5.23.0 uses weak permissions (644) for /tmp/xauth-xxx-_y, which allows local users to obtain X11 cookies of other users and consequently capture keystrokes and possibly gain privileges by reading the file.

Severity ?

No CVSS data available.

CWE

Assigner

redhat

References

URL

Tags

	https://quickgit.kde.org/?p=kinit.git&a=commitdif…	x_refsource_CONFIRM
	https://quickgit.kde.org/?p=kinit.git&a=commitdif…	x_refsource_CONFIRM
	http://www.securityfocus.com/bid/91769	vdb-entryx_refsource_BID
	http://lists.opensuse.org/opensuse-updates/2016-0…	vendor-advisoryx_refsource_SUSE
	https://bugs.kde.org/show_bug.cgi?id=358593	x_refsource_CONFIRM
	http://www.kde.com/announcements/kde-frameworks-5…	x_refsource_CONFIRM
	https://www.kde.org/info/security/advisory-201606…	x_refsource_CONFIRM
	https://bugs.kde.org/show_bug.cgi?id=363140	x_refsource_CONFIRM

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T23:47:56.979Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://quickgit.kde.org/?p=kinit.git\u0026a=commitdiff\u0026h=dece8fd89979cd1a86c03bcaceef6e9221e8d8cd"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://quickgit.kde.org/?p=kinit.git\u0026a=commitdiff\u0026h=72f3702dbe6cf15c06dc13da2c99c864e9022a58"
          },
          {
            "name": "91769",
            "tags": [
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              "x_transferred"
            ],
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          },
          {
            "name": "openSUSE-SU-2016:1723",
            "tags": [
              "vendor-advisory",
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            "url": "http://lists.opensuse.org/opensuse-updates/2016-07/msg00001.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://bugs.kde.org/show_bug.cgi?id=358593"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
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            ],
            "url": "http://www.kde.com/announcements/kde-frameworks-5.23.0.php"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
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            ],
            "url": "https://www.kde.org/info/security/advisory-20160621-1.txt"
          },
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            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://bugs.kde.org/show_bug.cgi?id=363140"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2016-06-21T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "kinit in KDE Frameworks before 5.23.0 uses weak permissions (644) for /tmp/xauth-xxx-_y, which allows local users to obtain X11 cookies of other users and consequently capture keystrokes and possibly gain privileges by reading the file."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2016-11-25T19:57:01",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://quickgit.kde.org/?p=kinit.git\u0026a=commitdiff\u0026h=dece8fd89979cd1a86c03bcaceef6e9221e8d8cd"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://quickgit.kde.org/?p=kinit.git\u0026a=commitdiff\u0026h=72f3702dbe6cf15c06dc13da2c99c864e9022a58"
        },
        {
          "name": "91769",
          "tags": [
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            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/91769"
        },
        {
          "name": "openSUSE-SU-2016:1723",
          "tags": [
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          "url": "http://lists.opensuse.org/opensuse-updates/2016-07/msg00001.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://bugs.kde.org/show_bug.cgi?id=358593"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://www.kde.com/announcements/kde-frameworks-5.23.0.php"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.kde.org/info/security/advisory-20160621-1.txt"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://bugs.kde.org/show_bug.cgi?id=363140"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2016-3100",
    "datePublished": "2016-07-13T15:00:00",
    "dateReserved": "2016-03-10T00:00:00",
    "dateUpdated": "2024-08-05T23:47:56.979Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

Action not permitted

CNVD-2016-04999

CVE-2016-3100 (GCVE-0-2016-3100)

Tags

Sightings

Nomenclature