cnvd - cnvd-2017-05162

cnvd-2017-05162

Vulnerability from cnvd

Title: TigerVNC拒绝服务漏洞（CNVD-2017-05162）

Description:

TigerVNC是一个高性能、平台中立的VNC（虚拟网络计算）实现，是一个可让用户启动远程机器上的图形应用程序并与之交互的客户端/服务器应用程序。

TigerVNC 1.7.1版本中的SSecurityPlain.cxx文件存在安全漏洞。攻击者可通过发送较长的用户名利用该漏洞造成服务器崩溃。

Severity: 中

Patch Name: TigerVNC拒绝服务漏洞（CNVD-2017-05162）的补丁

Patch Description:

TigerVNC是一个高性能、平台中立的VNC（虚拟网络计算）实现，是一个可让用户启动远程机器上的图形应用程序并与之交互的客户端/服务器应用程序。

TigerVNC 1.7.1版本中的SSecurityPlain.cxx文件存在安全漏洞。攻击者可通过发送较长的用户名利用该漏洞造成服务器崩溃。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:

目前厂商已经发布了升级补丁以修复此安全问题，补丁获取链接： https://github.com/TigerVNC/tigervnc/pull/440

Reference: https://github.com/TigerVNC/tigervnc/pull/440

Impacted products

Name
TigerVNC TigerVNC 1.7.1

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "97305"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-7394",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7394"
    }
  },
  "description": "TigerVNC\u662f\u4e00\u4e2a\u9ad8\u6027\u80fd\u3001\u5e73\u53f0\u4e2d\u7acb\u7684VNC\uff08\u865a\u62df\u7f51\u7edc\u8ba1\u7b97\uff09\u5b9e\u73b0\uff0c\u662f\u4e00\u4e2a\u53ef\u8ba9\u7528\u6237\u542f\u52a8\u8fdc\u7a0b\u673a\u5668\u4e0a\u7684\u56fe\u5f62\u5e94\u7528\u7a0b\u5e8f\u5e76\u4e0e\u4e4b\u4ea4\u4e92\u7684\u5ba2\u6237\u7aef/\u670d\u52a1\u5668\u5e94\u7528\u7a0b\u5e8f\u3002\r\n\r\nTigerVNC 1.7.1\u7248\u672c\u4e2d\u7684SSecurityPlain.cxx\u6587\u4ef6\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u8f83\u957f\u7684\u7528\u6237\u540d\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u670d\u52a1\u5668\u5d29\u6e83\u3002",
  "discovererName": "TigerVNC",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://github.com/TigerVNC/tigervnc/pull/440",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-05162",
  "openTime": "2017-04-24",
  "patchDescription": "TigerVNC\u662f\u4e00\u4e2a\u9ad8\u6027\u80fd\u3001\u5e73\u53f0\u4e2d\u7acb\u7684VNC\uff08\u865a\u62df\u7f51\u7edc\u8ba1\u7b97\uff09\u5b9e\u73b0\uff0c\u662f\u4e00\u4e2a\u53ef\u8ba9\u7528\u6237\u542f\u52a8\u8fdc\u7a0b\u673a\u5668\u4e0a\u7684\u56fe\u5f62\u5e94\u7528\u7a0b\u5e8f\u5e76\u4e0e\u4e4b\u4ea4\u4e92\u7684\u5ba2\u6237\u7aef/\u670d\u52a1\u5668\u5e94\u7528\u7a0b\u5e8f\u3002\r\n\r\nTigerVNC 1.7.1\u7248\u672c\u4e2d\u7684SSecurityPlain.cxx\u6587\u4ef6\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u8f83\u957f\u7684\u7528\u6237\u540d\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u670d\u52a1\u5668\u5d29\u6e83\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": "TigerVNC\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2017-05162\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "TigerVNC TigerVNC 1.7.1"
  },
  "referenceLink": "https://github.com/TigerVNC/tigervnc/pull/440",
  "serverity": "\u4e2d",
  "submitTime": "2017-04-05",
  "title": "TigerVNC\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2017-05162\uff09"
}

CVE-2017-7394 (GCVE-0-2017-7394)

Vulnerability from cvelistv5

Published

2017-04-01 01:07

Modified

2024-08-05 16:04

Severity ?

CWE

Summary

In TigerVNC 1.7.1 (SSecurityPlain.cxx SSecurityPlain::processMsg), unauthenticated users can crash the server by sending long usernames.

References

▼	URL	Tags
	https://access.redhat.com/errata/RHSA-2017:2000	vendor-advisory, x_refsource_REDHAT
	https://github.com/TigerVNC/tigervnc/pull/440	x_refsource_CONFIRM
	http://www.securityfocus.com/bid/97305	vdb-entry, x_refsource_BID
	https://security.gentoo.org/glsa/201801-13	vendor-advisory, x_refsource_GENTOO

Impacted products

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

Show details on NVD website

JSON

To clipboard

{
  "containers": {
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      {
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          "dateUpdated": "2024-08-05T16:04:10.591Z",
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          },
          {
            "tags": [
              "x_refsource_CONFIRM",
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            ],
            "url": "https://github.com/TigerVNC/tigervnc/pull/440"
          },
          {
            "name": "97305",
            "tags": [
              "vdb-entry",
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              "x_transferred"
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            "url": "http://www.securityfocus.com/bid/97305"
          },
          {
            "name": "GLSA-201801-13",
            "tags": [
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              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/201801-13"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
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              "status": "affected",
              "version": "n/a"
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        }
      ],
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      "descriptions": [
        {
          "lang": "en",
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        }
      ],
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      "providerMetadata": {
        "dateUpdated": "2018-01-12T10:57:01",
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        },
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          "url": "https://github.com/TigerVNC/tigervnc/pull/440"
        },
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          ],
          "url": "http://www.securityfocus.com/bid/97305"
        },
        {
          "name": "GLSA-201801-13",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/201801-13"
        }
      ],
      "x_legacyV4Record": {
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          "ID": "CVE-2017-7394",
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        },
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            "vendor_data": [
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                      "product_name": "n/a",
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  "cveMetadata": {
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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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