CNVD-2015-02775

Vulnerability from cnvd - Published: 2015-06-08
VLAI Severity ?
Title
同为TD-9436T摄像头RTSP协议缓冲区溢出漏洞
Description
同为TD-9436T摄像头是深圳市同为数码科技股份有限公司生产的一款产品。 普通用户的模式下，若发送的RTSP包的方法为setup，而其中的Transport字段中连续两个分号之间的字符串长度超过135，则机器将发生缓冲区溢出而崩溃。攻击者利用此漏洞使应用程序崩溃。
Severity
高
Patch Name
同为TD-9436T摄像头RTSP协议缓冲区溢出漏洞
Patch Description
电话至4006-151500,将通报发送至tvt-support@tvt.net.cn和zhangbingchun@tvt.net.cn邮箱中处置。
Formal description

当使用strncpy等不安全函数时，对各个参数进行严格的检查和校验。

Impacted products
Name
Shenzhen TVT Digital Technology Co Ltd TD-9436T
Show details on source website
To clipboard 

{
  "description": "\u540c\u4e3aTD-9436T\u6444\u50cf\u5934\u662f\u6df1\u5733\u5e02\u540c\u4e3a\u6570\u7801\u79d1\u6280\u80a1\u4efd\u6709\u9650\u516c\u53f8\u751f\u4ea7\u7684\u4e00\u6b3e\u4ea7\u54c1\u3002\r\n\r\n\u666e\u901a\u7528\u6237\u7684\u6a21\u5f0f\u4e0b\uff0c\u82e5\u53d1\u9001\u7684RTSP\u5305\u7684\u65b9\u6cd5\u4e3asetup\uff0c\u800c\u5176\u4e2d\u7684Transport\u5b57\u6bb5\u4e2d\u8fde\u7eed\u4e24\u4e2a\u5206\u53f7\u4e4b\u95f4\u7684\u5b57\u7b26\u4e32\u957f\u5ea6\u8d85\u8fc7135\uff0c\u5219\u673a\u5668\u5c06\u53d1\u751f\u7f13\u51b2\u533a\u6ea2\u51fa\u800c\u5d29\u6e83\u3002\u653b\u51fb\u8005\u5229\u7528\u6b64\u6f0f\u6d1e\u4f7f\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\u3002",
  "discovererName": "\u53f6\u5947\u633a \u90d1\u5c27\u6587 \u5b59\u5229\u6c11",
  "formalWay": "\u5f53\u4f7f\u7528strncpy\u7b49\u4e0d\u5b89\u5168\u51fd\u6570\u65f6\uff0c\u5bf9\u5404\u4e2a\u53c2\u6570\u8fdb\u884c\u4e25\u683c\u7684\u68c0\u67e5\u548c\u6821\u9a8c\u3002",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-02775",
  "openTime": "2015-06-08",
  "patchDescription": "\u7535\u8bdd\u81f34006-151500,\u5c06\u901a\u62a5\u53d1\u9001\u81f3tvt-support@tvt.net.cn\u548czhangbingchun@tvt.net.cn\u90ae\u7bb1\u4e2d\u5904\u7f6e\u3002",
  "patchName": "\u540c\u4e3aTD-9436T\u6444\u50cf\u5934RTSP\u534f\u8bae\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e",
  "products": {
    "product": "Shenzhen TVT Digital Technology Co Ltd TD-9436T"
  },
  "serverity": "\u9ad8",
  "submitTime": "2015-04-23",
  "title": "\u540c\u4e3aTD-9436T\u6444\u50cf\u5934RTSP\u534f\u8bae\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.
  • 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.