cnvd-2019-00650
Vulnerability from cnvd
Title
FreeRDP越界写入漏洞
Description
FreeRDP是FreeRDP团队开发的一个免费、开源的关于远程桌面协议(RDP)的实现。
FreeRDP2.0.0-rc4之前版本中的‘nsc_rle_decode()’函数存在越界写入漏洞,远程攻击者可利用该漏洞造成拒绝服务(内存损坏)并可能执行代码。
Severity
高
VLAI Severity ?
Patch Name
FreeRDP越界写入漏洞的补丁
Patch Description
FreeRDP是FreeRDP团队开发的一个免费、开源的关于远程桌面协议(RDP)的实现。
FreeRDP2.0.0-rc4之前版本中的‘nsc_rle_decode()’函数存在越界写入漏洞,远程攻击者可利用该漏洞造成拒绝服务(内存损坏)并可能执行代码。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://github.com/FreeRDP/FreeRDP/commit/d1112c279bd1a327e8e4d0b5f371458bf2579659
Reference
https://nvd.nist.gov/vuln/detail/CVE-2018-8788
Impacted products
| Name | FreeRDP FreeRDP <2.0.0-rc4 |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2018-8788"
}
},
"description": "FreeRDP\u662fFreeRDP\u56e2\u961f\u5f00\u53d1\u7684\u4e00\u4e2a\u514d\u8d39\u3001\u5f00\u6e90\u7684\u5173\u4e8e\u8fdc\u7a0b\u684c\u9762\u534f\u8bae\uff08RDP\uff09\u7684\u5b9e\u73b0\u3002\n\nFreeRDP2.0.0-rc4\u4e4b\u524d\u7248\u672c\u4e2d\u7684\u2018nsc_rle_decode()\u2019\u51fd\u6570\u5b58\u5728\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u5185\u5b58\u635f\u574f\uff09\u5e76\u53ef\u80fd\u6267\u884c\u4ee3\u7801\u3002",
"discovererName": "akallabeth",
"formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/FreeRDP/FreeRDP/commit/d1112c279bd1a327e8e4d0b5f371458bf2579659",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2019-00650",
"openTime": "2019-01-09",
"patchDescription": "FreeRDP\u662fFreeRDP\u56e2\u961f\u5f00\u53d1\u7684\u4e00\u4e2a\u514d\u8d39\u3001\u5f00\u6e90\u7684\u5173\u4e8e\u8fdc\u7a0b\u684c\u9762\u534f\u8bae\uff08RDP\uff09\u7684\u5b9e\u73b0\u3002\r\n\r\nFreeRDP2.0.0-rc4\u4e4b\u524d\u7248\u672c\u4e2d\u7684\u2018nsc_rle_decode()\u2019\u51fd\u6570\u5b58\u5728\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u5185\u5b58\u635f\u574f\uff09\u5e76\u53ef\u80fd\u6267\u884c\u4ee3\u7801\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": "FreeRDP\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
"products": {
"product": "FreeRDP FreeRDP \u003c2.0.0-rc4"
},
"referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-8788",
"serverity": "\u9ad8",
"submitTime": "2018-11-30",
"title": "FreeRDP\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e"
}
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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.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- 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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