Vulnerability-Lookup

CNVD-2020-44627

Vulnerability from cnvd - Published: 2020-08-06

Title

tgstation-server资源管理错误漏洞

Description

tgstation-server是一款用于管理生产BYOND服务器的工具集。 tgstation-server 4.4.0版本和4.4.1版本中存在资源管理错误漏洞。该漏洞源于网络系统或产品对系统资源（如内存、磁盘空间、文件等）的管理不当。攻击者可借助带有‘../’目录遍历序列的/Administration/Logs/请求利用该漏洞下载服务器用户可访问的任意文件。

Severity

中

Patch Name

tgstation-server资源管理错误漏洞的补丁

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/tgstation/tgstation-server/security/advisories/GHSA-r8pp-42wr-2gc4

Reference

https://github.com/tgstation/tgstation-server

Impacted products

Name
['tgstation-server tgstation-server 4.4.0', 'tgstation-server tgstation-server 4.4.1']

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-16136",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-16136"
    }
  },
  "description": "tgstation-server\u662f\u4e00\u6b3e\u7528\u4e8e\u7ba1\u7406\u751f\u4ea7BYOND\u670d\u52a1\u5668\u7684\u5de5\u5177\u96c6\u3002\n\ntgstation-server 4.4.0\u7248\u672c\u548c4.4.1\u7248\u672c\u4e2d\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5bf9\u7cfb\u7edf\u8d44\u6e90\uff08\u5982\u5185\u5b58\u3001\u78c1\u76d8\u7a7a\u95f4\u3001\u6587\u4ef6\u7b49\uff09\u7684\u7ba1\u7406\u4e0d\u5f53\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u5e26\u6709\u2018../\u2019\u76ee\u5f55\u904d\u5386\u5e8f\u5217\u7684/Administration/Logs/\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u4e0b\u8f7d\u670d\u52a1\u5668\u7528\u6237\u53ef\u8bbf\u95ee\u7684\u4efb\u610f\u6587\u4ef6\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/tgstation/tgstation-server/security/advisories/GHSA-r8pp-42wr-2gc4",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-44627",
  "openTime": "2020-08-06",
  "patchDescription": "tgstation-server\u662f\u4e00\u6b3e\u7528\u4e8e\u7ba1\u7406\u751f\u4ea7BYOND\u670d\u52a1\u5668\u7684\u5de5\u5177\u96c6\u3002\r\n\r\ntgstation-server 4.4.0\u7248\u672c\u548c4.4.1\u7248\u672c\u4e2d\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5bf9\u7cfb\u7edf\u8d44\u6e90\uff08\u5982\u5185\u5b58\u3001\u78c1\u76d8\u7a7a\u95f4\u3001\u6587\u4ef6\u7b49\uff09\u7684\u7ba1\u7406\u4e0d\u5f53\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u5e26\u6709\u2018../\u2019\u76ee\u5f55\u904d\u5386\u5e8f\u5217\u7684/Administration/Logs/\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u4e0b\u8f7d\u670d\u52a1\u5668\u7528\u6237\u53ef\u8bbf\u95ee\u7684\u4efb\u610f\u6587\u4ef6\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": "tgstation-server\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "tgstation-server tgstation-server 4.4.0",
      "tgstation-server tgstation-server 4.4.1"
    ]
  },
  "referenceLink": "https://github.com/tgstation/tgstation-server",
  "serverity": "\u4e2d",
  "submitTime": "2020-08-03",
  "title": "tgstation-server\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2020-16136 (GCVE-0-2020-16136)

Vulnerability from cvelistv5 – Published: 2020-07-31 15:01 – Updated: 2024-08-04 13:37

Summary

In tgstation-server 4.4.0 and 4.4.1, an authenticated user with permission to download logs can download any file on the server machine (accessible by the owner of the server process) via directory traversal ../ sequences in /Administration/Logs/ requests. The attacker is unable to enumerate files, however.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

2 references

URL	Tags
https://github.com/tgstation/tgstation-server	x_refsource_MISC
https://github.com/tgstation/tgstation-server/sec…	x_refsource_MISC

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T13:37:54.161Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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              "x_transferred"
            ],
            "url": "https://github.com/tgstation/tgstation-server"
          },
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            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/tgstation/tgstation-server/security/advisories/GHSA-r8pp-42wr-2gc4"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "vendor": "n/a",
          "versions": [
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        }
      ],
      "problemTypes": [
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      "providerMetadata": {
        "dateUpdated": "2020-07-31T15:01:07.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
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          "tags": [
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          ],
          "url": "https://github.com/tgstation/tgstation-server"
        },
        {
          "tags": [
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          ],
          "url": "https://github.com/tgstation/tgstation-server/security/advisories/GHSA-r8pp-42wr-2gc4"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-16136",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
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                          }
                        ]
                      }
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        "description": {
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  "cveMetadata": {
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    "state": "PUBLISHED"
  },
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  "dataVersion": "5.1"
}

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.

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.

Action not permitted

CNVD-2020-44627

CVE-2020-16136 (GCVE-0-2020-16136)

Tags

Sightings

Nomenclature

Related by attack behaviour