Vulnerability-Lookup

CNVD-2022-06536

Vulnerability from cnvd - Published: 2022-01-25

Title

Zeroshell命令注入漏洞

Description

Zeroshell是一个面向服务器和嵌入式系统的小型开源Linux发行版，旨在提供网络服务。 Zeroshell 3.9.3中的/cgi-bin/kerbynet StartSessionSubmit参数存在命令注入漏洞。攻击者可通过shell元字符和%0a字符利用该漏洞执行系统命令。

Severity

高

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://zeroshell.org/download/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-29390

Impacted products

Name
Zeroshell Zeroshell 3.9.3

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-29390",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-29390"
    }
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  "description": "Zeroshell\u662f\u4e00\u4e2a\u9762\u5411\u670d\u52a1\u5668\u548c\u5d4c\u5165\u5f0f\u7cfb\u7edf\u7684\u5c0f\u578b\u5f00\u6e90Linux\u53d1\u884c\u7248\uff0c\u65e8\u5728\u63d0\u4f9b\u7f51\u7edc\u670d\u52a1\u3002\n\nZeroshell 3.9.3\u4e2d\u7684/cgi-bin/kerbynet StartSessionSubmit\u53c2\u6570\u5b58\u5728\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7shell\u5143\u5b57\u7b26\u548c%0a\u5b57\u7b26\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u7cfb\u7edf\u547d\u4ee4\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://zeroshell.org/download/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-06536",
  "openTime": "2022-01-25",
  "products": {
    "product": "Zeroshell Zeroshell 3.9.3"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-29390",
  "serverity": "\u9ad8",
  "submitTime": "2020-12-01",
  "title": "Zeroshell\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e"
}

CVE-2020-29390 (GCVE-0-2020-29390)

Vulnerability from cvelistv5 – Published: 2020-11-30 17:24 – Updated: 2024-08-04 16:55

Summary

Zeroshell 3.9.3 contains a command injection vulnerability in the /cgi-bin/kerbynet StartSessionSubmit parameter that could allow an unauthenticated attacker to execute a system command by using shell metacharacters and the %0a character.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://blog.quake.so/post/zeroshell_linux_router_rce/	x_refsource_MISC

Show details on NVD website

JSON

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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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.