cnvd - cnvd-2020-35965

cnvd-2020-35965

Vulnerability from cnvd

Title: Zephyr代码执行漏洞（CNVD-2020-35965）

Description:

Zephyr是美国Linux基金会的一套开源的小型的可缩放的实时操作系统。

Zephyr 2.2.0及之后版本（2.3.0版本已修复）中的MQTT代码存在安全漏洞，该漏洞源于程序未能正确检查边界。攻击者可利用该漏洞导致内存损坏并可能执行代码。

Severity: 高

Patch Name: Zephyr代码执行漏洞（CNVD-2020-35965）的补丁

Patch Description:

Zephyr是美国Linux基金会的一套开源的小型的可缩放的实时操作系统。

Zephyr 2.2.0及之后版本（2.3.0版本已修复）中的MQTT代码存在安全漏洞，该漏洞源于程序未能正确检查边界。攻击者可利用该漏洞导致内存损坏并可能执行代码。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:

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10068

Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-10070

Impacted products

Name
Zephyr Zephyr >=2.2.0，<2.3.0

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JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-10070"
    }
  },
  "description": "Zephyr\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u7684\u4e00\u5957\u5f00\u6e90\u7684\u5c0f\u578b\u7684\u53ef\u7f29\u653e\u7684\u5b9e\u65f6\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nZephyr 2.2.0\u53ca\u4e4b\u540e\u7248\u672c\uff082.3.0\u7248\u672c\u5df2\u4fee\u590d\uff09\u4e2d\u7684MQTT\u4ee3\u7801\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u68c0\u67e5\u8fb9\u754c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5185\u5b58\u635f\u574f\u5e76\u53ef\u80fd\u6267\u884c\u4ee3\u7801\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10068",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-35965",
  "openTime": "2020-07-02",
  "patchDescription": "Zephyr\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u7684\u4e00\u5957\u5f00\u6e90\u7684\u5c0f\u578b\u7684\u53ef\u7f29\u653e\u7684\u5b9e\u65f6\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nZephyr 2.2.0\u53ca\u4e4b\u540e\u7248\u672c\uff082.3.0\u7248\u672c\u5df2\u4fee\u590d\uff09\u4e2d\u7684MQTT\u4ee3\u7801\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u68c0\u67e5\u8fb9\u754c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5185\u5b58\u635f\u574f\u5e76\u53ef\u80fd\u6267\u884c\u4ee3\u7801\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": "Zephyr\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff08CNVD-2020-35965\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Zephyr Zephyr \u003e=2.2.0\uff0c\u003c2.3.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-10070",
  "serverity": "\u9ad8",
  "submitTime": "2020-06-08",
  "title": "Zephyr\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff08CNVD-2020-35965\uff09"
}

CVE-2020-10070 (GCVE-0-2020-10070)

Vulnerability from cvelistv5

Published

2020-06-05 17:37

Modified

2024-09-16 23:06

Severity ?

9.0 (Critical) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

CWE

CWE-120 - Buffer Overflow
CWE-190 - Integer Overflow or Wraparound

Summary

In the Zephyr Project MQTT code, improper bounds checking can result in memory corruption and possibly remote code execution. NCC-ZEP-031 This issue affects: zephyrproject-rtos zephyr version 2.2.0 and later versions.

References

▼	URL	Tags
	https://research.nccgroup.com/2020/05/26/research-report-zephyr-and-mcuboot-security-assessment	x_refsource_MISC
	https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-85	x_refsource_MISC
	https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10070	x_refsource_MISC
	https://github.com/zephyrproject-rtos/zephyr/pull/23821/commits/0b39cbf3c01d7feec9d0dd7cc7e0e374b6113542	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	zephyrproject-rtos	zephyr	Version: 2.2.0 < unspecified

Show details on NVD website

JSON

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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