cnvd-2018-08487
Vulnerability from cnvd
Title: Ruby目录遍历漏洞
Description:
Ruby是一种简单快捷的面向对象（面向对象程序设计）脚本语言。
Ruby存在目录遍历漏洞。该漏洞产生的原因是Dir.open、Dir.new、Dir.entries及Dir.empty?方法未检查空字符。当使用相应方法时，攻击者可利用该漏洞进行目录遍历。
Severity: 中
Patch Name: Ruby目录遍历漏洞的补丁
Patch Description:
Ruby是一种简单快捷的面向对象（面向对象程序设计）脚本语言。
Ruby存在目录遍历漏洞。该漏洞产生的原因是Dir.open、Dir.new、Dir.entries及Dir.empty?方法未检查空字符。当使用相应方法时，攻击者可利用该漏洞进行目录遍历。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://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released/
Reference: https://nvd.nist.gov/vuln/detail/CVE-2018-8780
Impacted products
| Name | ['Ruby Ruby <2.2.10', 'Ruby Ruby 2.3.x (<2.3.7)', 'Ruby Ruby 2.4.x (<2.4.4)', 'Ruby Ruby 2.5.x (<2.5.1)', 'Ruby Ruby 2.6.0-preview1'] |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2018-8780"
}
},
"description": "Ruby\u662f\u4e00\u79cd\u7b80\u5355\u5feb\u6377\u7684\u9762\u5411\u5bf9\u8c61\uff08\u9762\u5411\u5bf9\u8c61\u7a0b\u5e8f\u8bbe\u8ba1\uff09\u811a\u672c\u8bed\u8a00\u3002\r\n\r\nRuby\u5b58\u5728\u76ee\u5f55\u904d\u5386\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u4ea7\u751f\u7684\u539f\u56e0\u662fDir.open\u3001Dir.new\u3001Dir.entries\u53caDir.empty?\u65b9\u6cd5\u672a\u68c0\u67e5\u7a7a\u5b57\u7b26\u3002\u5f53\u4f7f\u7528\u76f8\u5e94\u65b9\u6cd5\u65f6\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8fdb\u884c\u76ee\u5f55\u904d\u5386\u3002",
"discovererName": "ooooooo_q",
"formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released/",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2018-08487",
"openTime": "2018-04-26",
"patchDescription": "Ruby\u662f\u4e00\u79cd\u7b80\u5355\u5feb\u6377\u7684\u9762\u5411\u5bf9\u8c61\uff08\u9762\u5411\u5bf9\u8c61\u7a0b\u5e8f\u8bbe\u8ba1\uff09\u811a\u672c\u8bed\u8a00\u3002\r\n\r\nRuby\u5b58\u5728\u76ee\u5f55\u904d\u5386\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u4ea7\u751f\u7684\u539f\u56e0\u662fDir.open\u3001Dir.new\u3001Dir.entries\u53caDir.empty?\u65b9\u6cd5\u672a\u68c0\u67e5\u7a7a\u5b57\u7b26\u3002\u5f53\u4f7f\u7528\u76f8\u5e94\u65b9\u6cd5\u65f6\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8fdb\u884c\u76ee\u5f55\u904d\u5386\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": "Ruby\u76ee\u5f55\u904d\u5386\u6f0f\u6d1e\u7684\u8865\u4e01",
"products": {
"product": [
"Ruby Ruby \u003c2.2.10",
"Ruby Ruby 2.3.x (\u003c2.3.7)",
"Ruby Ruby 2.4.x (\u003c2.4.4)",
"Ruby Ruby 2.5.x (\u003c2.5.1)",
"Ruby Ruby 2.6.0-preview1"
]
},
"referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-8780",
"serverity": "\u4e2d",
"submitTime": "2018-04-04",
"title": "Ruby\u76ee\u5f55\u904d\u5386\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.
- 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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