cnvd - cnvd-2021-22867

CNVD-2021-22867

Vulnerability from cnvd - Published: 2021-03-26

Title

shescape命令注入漏洞

Description

shescape是开源的一个用于JavaScript的简单外壳转义程序包。使用它可以将用户控制的输入转义给shell命令，以防止shell注入。 shescape 1.1.3之前版本存在命令注入漏洞，攻击者可利用该漏洞将a插入有效负载中，则使用_Shescape_防御shell注入的任何人可能容易受到shell注入的攻击。

Severity

中

Patch Name

shescape命令注入漏洞的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新：https://github.com/ericcornelissen/shescape/commit/07a069a66423809cbedd61d980c11ca44a29ea2b

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-21384

Impacted products

Name
shescape shescape <1.1.3

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-21384",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-21384"
    }
  },
  "description": "shescape\u662f\u5f00\u6e90\u7684\u4e00\u4e2a\u7528\u4e8eJavaScript\u7684\u7b80\u5355\u5916\u58f3\u8f6c\u4e49\u7a0b\u5e8f\u5305\u3002\u4f7f\u7528\u5b83\u53ef\u4ee5\u5c06\u7528\u6237\u63a7\u5236\u7684\u8f93\u5165\u8f6c\u4e49\u7ed9shell\u547d\u4ee4\uff0c\u4ee5\u9632\u6b62shell\u6ce8\u5165\u3002\n\nshescape 1.1.3\u4e4b\u524d\u7248\u672c\u5b58\u5728\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5c06a\u63d2\u5165\u6709\u6548\u8d1f\u8f7d\u4e2d\uff0c\u5219\u4f7f\u7528_Shescape_\u9632\u5fa1shell\u6ce8\u5165\u7684\u4efb\u4f55\u4eba\u53ef\u80fd\u5bb9\u6613\u53d7\u5230shell\u6ce8\u5165\u7684\u653b\u51fb\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1ahttps://github.com/ericcornelissen/shescape/commit/07a069a66423809cbedd61d980c11ca44a29ea2b",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-22867",
  "openTime": "2021-03-26",
  "patchDescription": "shescape\u662f\u5f00\u6e90\u7684\u4e00\u4e2a\u7528\u4e8eJavaScript\u7684\u7b80\u5355\u5916\u58f3\u8f6c\u4e49\u7a0b\u5e8f\u5305\u3002\u4f7f\u7528\u5b83\u53ef\u4ee5\u5c06\u7528\u6237\u63a7\u5236\u7684\u8f93\u5165\u8f6c\u4e49\u7ed9shell\u547d\u4ee4\uff0c\u4ee5\u9632\u6b62shell\u6ce8\u5165\u3002\r\n\r\nshescape 1.1.3\u4e4b\u524d\u7248\u672c\u5b58\u5728\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5c06a\u63d2\u5165\u6709\u6548\u8d1f\u8f7d\u4e2d\uff0c\u5219\u4f7f\u7528_Shescape_\u9632\u5fa1shell\u6ce8\u5165\u7684\u4efb\u4f55\u4eba\u53ef\u80fd\u5bb9\u6613\u53d7\u5230shell\u6ce8\u5165\u7684\u653b\u51fb\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": "shescape\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "shescape shescape \u003c1.1.3"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-21384",
  "serverity": "\u4e2d",
  "submitTime": "2021-03-19",
  "title": "shescape\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e"
}

CVE-2021-21384 (GCVE-0-2021-21384)

Vulnerability from cvelistv5 – Published: 2021-03-18 23:50 – Updated: 2024-08-03 18:09

Summary

shescape is a simple shell escape package for JavaScript. In shescape before version 1.1.3, anyone using _Shescape_ to defend against shell injection may still be vulnerable against shell injection if the attacker manages to insert a into the payload. For an example see the referenced GitHub Security Advisory. The problem has been patched in version 1.1.3. No further changes are required.

Severity ?

6.3 (Medium)


                        
                          CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:L/I:H/A:N

CWE

CWE-88 - Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')

Assigner

GitHub_M

References

URL

Tags

	https://github.com/ericcornelissen/shescape/secur…	x_refsource_CONFIRM
	https://github.com/ericcornelissen/shescape/commi…	x_refsource_MISC
	https://github.com/ericcornelissen/shescape/relea…	x_refsource_MISC
	https://www.npmjs.com/package/shescape	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	ericcornelissen	shescape	Affected: < 1.1.3

Show details on NVD website

JSON

To clipboard

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          },
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            "url": "https://www.npmjs.com/package/shescape"
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        "title": "CVE Program Container"
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        }
      ],
      "metrics": [
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      "source": {
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        "discovery": "UNKNOWN"
      },
      "title": "Null characters not escaped in shescape",
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}

Sightings

Author	Source	Type	Date

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.

Action not permitted

CNVD-2021-22867

CVE-2021-21384 (GCVE-0-2021-21384)

Tags

Sightings

Nomenclature