Vulnerability-Lookup

CNVD-2021-14827

Vulnerability from cnvd - Published: 2021-03-08

Title

Yealink设备管理平台未授权RCE漏洞（CNVD-2021-14827）

Description

亿联公司（Yealink）成⽴于 2001 年，是中国的⼀家⾼科技公司，总部设于国家软件产业化基地-厦⻔市。 Yealink设备管理平台未授权RCE漏洞，攻击者可利用该漏洞执行任意命令。

Severity

高

Patch Name

Yealink设备管理平台未授权RCE漏洞（CNVD-2021-14827）的补丁

Patch Description

亿联公司（Yealink）成⽴于 2001 年，是中国的⼀家⾼科技公司，总部设于国家软件产业化基地-厦⻔市。 Yealink设备管理平台未授权RCE漏洞，攻击者可利用该漏洞执行任意命令。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

Yealink 官⽅已经在新版本 3.6.0.30 中修复了漏洞，请及时升级: https://support.yealink.com/documentFront/forwardToDocumentDetailPage?docume ntId=243

Impacted products

Name
YeaLink Yealink DM <=3.6.0.20

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-27561"
    }
  },
  "description": "\u4ebf\u8054\u516c\u53f8\uff08Yealink\uff09\u6210\u2f74\u4e8e 2001 \u5e74\uff0c\u662f\u4e2d\u56fd\u7684\u2f00\u5bb6\u2fbc\u79d1\u6280\u516c\u53f8\uff0c\u603b\u90e8\u8bbe\u4e8e\u56fd\u5bb6\u8f6f\u4ef6\u4ea7\u4e1a\u5316\u57fa\u5730-\u53a6\u2ed4\u5e02\u3002\n\nYealink\u8bbe\u5907\u7ba1\u7406\u5e73\u53f0\u672a\u6388\u6743RCE\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610f\u547d\u4ee4\u3002",
  "formalWay": "Yealink \u5b98\u2f45\u5df2\u7ecf\u5728\u65b0\u7248\u672c 3.6.0.30 \u4e2d\u4fee\u590d\u4e86\u6f0f\u6d1e\uff0c\u8bf7\u53ca\u65f6\u5347\u7ea7:\r\nhttps://support.yealink.com/documentFront/forwardToDocumentDetailPage?docume\r\nntId=243",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-14827",
  "openTime": "2021-03-08",
  "patchDescription": "\u4ebf\u8054\u516c\u53f8\uff08Yealink\uff09\u6210\u2f74\u4e8e 2001 \u5e74\uff0c\u662f\u4e2d\u56fd\u7684\u2f00\u5bb6\u2fbc\u79d1\u6280\u516c\u53f8\uff0c\u603b\u90e8\u8bbe\u4e8e\u56fd\u5bb6\u8f6f\u4ef6\u4ea7\u4e1a\u5316\u57fa\u5730-\u53a6\u2ed4\u5e02\u3002\r\n\r\nYealink\u8bbe\u5907\u7ba1\u7406\u5e73\u53f0\u672a\u6388\u6743RCE\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610f\u547d\u4ee4\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": "Yealink\u8bbe\u5907\u7ba1\u7406\u5e73\u53f0\u672a\u6388\u6743RCE\u6f0f\u6d1e\uff08CNVD-2021-14827\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "YeaLink Yealink DM \u003c=3.6.0.20"
  },
  "serverity": "\u9ad8",
  "submitTime": "2021-02-24",
  "title": "Yealink\u8bbe\u5907\u7ba1\u7406\u5e73\u53f0\u672a\u6388\u6743RCE\u6f0f\u6d1e\uff08CNVD-2021-14827\uff09"
}

CVE-2021-27561 (GCVE-0-2021-27561)

Vulnerability from cvelistv5 – Published: 2021-10-15 17:11 – Updated: 2025-10-21 23:25

Summary

Yealink Device Management (DM) 3.6.0.20 allows command injection as root via the /sm/api/v1/firewall/zone/services URI, without authentication.

Severity

9.8 (Critical)


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

SSVC

Exploitation: active Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-02-04 19:33 UTC

CWE

n/a
CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Assigner

mitre CNA under the mitre root

CNA scorecard E 28/100 over 2339 records in the last 180 days details

References

2 references

URL	Tags
https://ssd-disclosure.com/?p=4688	x_refsource_MISC
https://www.cisa.gov/known-exploited-vulnerabilit…	government-resource

Show details on NVD website

JSON

To clipboard

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            "url": "https://ssd-disclosure.com/?p=4688"
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              "confidentialityImpact": "HIGH",
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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.

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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.
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