Vulnerability-Lookup

CNVD-2019-44986

Vulnerability from cnvd - Published: 2019-12-12

Title

Blynk-Library信息泄露漏洞

Description

Blynk是美国Blynk公司的一套物联网平台。Blynk-Library是一款用于嵌入式硬件的Blynk库。 Blynk-Library v0.6.1版本中的数据包解析功能存在信息泄露漏洞，该漏洞源于网络系统或产品在运行过程中存在配置等错误，未授权的攻击者可利用漏洞获取受影响组件敏感信息。

Severity

中

Formal description

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

Reference

https://www.talosintelligence.com/vulnerability_reports/TALOS-2019-0854

Impacted products

Name
Blynk Blynk-Library v0.6.1

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-5065",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-5065"
    }
  },
  "description": "Blynk\u662f\u7f8e\u56fdBlynk\u516c\u53f8\u7684\u4e00\u5957\u7269\u8054\u7f51\u5e73\u53f0\u3002Blynk-Library\u662f\u4e00\u6b3e\u7528\u4e8e\u5d4c\u5165\u5f0f\u786c\u4ef6\u7684Blynk\u5e93\u3002\n\nBlynk-Library v0.6.1\u7248\u672c\u4e2d\u7684\u6570\u636e\u5305\u89e3\u6790\u529f\u80fd\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5728\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u5b58\u5728\u914d\u7f6e\u7b49\u9519\u8bef\uff0c\u672a\u6388\u6743\u7684\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u83b7\u53d6\u53d7\u5f71\u54cd\u7ec4\u4ef6\u654f\u611f\u4fe1\u606f\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://blynk.io",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-44986",
  "openTime": "2019-12-12",
  "products": {
    "product": "Blynk Blynk-Library v0.6.1"
  },
  "referenceLink": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2019-0854",
  "serverity": "\u4e2d",
  "submitTime": "2019-09-04",
  "title": "Blynk-Library\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e"
}

CVE-2019-5065 (GCVE-0-2019-5065)

Vulnerability from cvelistv5 – Published: 2019-09-05 16:07 – Updated: 2024-08-04 19:47

Summary

An exploitable information disclosure vulnerability exists in the packet-parsing functionality of Blynk-Library v0.6.1. A specially crafted packet can cause an unterminated strncpy, resulting in information disclosure. An attacker can send a packet to trigger this vulnerability.

Severity ?

5.3 (Medium)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CWE

CWE-125 - Out-of-bounds Read

Assigner

talos

References

URL

Tags

https://talosintelligence.com/vulnerability_repor…

x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	Blynck Inc	Affected: Blynk Blynk-Library v0.6.1

Show details on NVD website

JSON

To clipboard

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        "providerMetadata": {
          "dateUpdated": "2024-08-04T19:47:56.665Z",
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            "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2019-0854"
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          "vendor": "n/a",
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        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
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          }
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          "descriptions": [
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              "description": "CWE-125: Out-of-bounds Read",
              "lang": "en",
              "type": "CWE"
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        "dateUpdated": "2022-04-19T17:33:42",
        "orgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b",
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          "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2019-0854"
        }
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                      "version": {
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                          {
                            "version_value": "Blynk Blynk-Library v0.6.1"
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            "baseSeverity": "Medium",
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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-2019-44986

CVE-2019-5065 (GCVE-0-2019-5065)

Tags

Sightings

Nomenclature