Vulnerability-Lookup

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 redhat root

References

8 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

Date Public

2016-06-21 00:00

Show details on NVD website

JSON

To clipboard

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        "providerMetadata": {
          "dateUpdated": "2024-08-05T23:47:56.979Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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            ],
            "url": "https://quickgit.kde.org/?p=kinit.git\u0026a=commitdiff\u0026h=dece8fd89979cd1a86c03bcaceef6e9221e8d8cd"
          },
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            "tags": [
              "x_refsource_CONFIRM",
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            ],
            "url": "https://quickgit.kde.org/?p=kinit.git\u0026a=commitdiff\u0026h=72f3702dbe6cf15c06dc13da2c99c864e9022a58"
          },
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            "name": "91769",
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          },
          {
            "name": "openSUSE-SU-2016:1723",
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              "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": [
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    ],
    "cna": {
      "affected": [
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          "versions": [
            {
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              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2016-06-21T00:00:00.000Z",
      "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": "2016-11-25T19:57:01.000Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
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          "tags": [
            "x_refsource_CONFIRM"
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        },
        {
          "tags": [
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        },
        {
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          "name": "openSUSE-SU-2016:1723",
          "tags": [
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          "url": "http://lists.opensuse.org/opensuse-updates/2016-07/msg00001.html"
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        {
          "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"
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    "datePublished": "2016-07-13T15:00:00.000Z",
    "dateReserved": "2016-03-10T00:00:00.000Z",
    "dateUpdated": "2024-08-05T23:47:56.979Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

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.
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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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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Action not permitted

CNVD-2016-04999

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

Tags

Sightings

Nomenclature

Related by attack behaviour