Vulnerability-Lookup

CNVD-2016-07467

Vulnerability from cnvd - Published: 2016-09-13

Title

Android debuggerd.cpp权限提升漏洞

Description

Android是基于Linux开放性内核的手机操作系统。Debuggerd是其中的一个系统启动进程组件。 Android Debuggerd中的debuggerd/debuggerd.cpp文件存在权限提升漏洞，该漏洞源于程序未能正确处理PTRACE_ATTACH操作与线程退出的互交。攻击者可借助特制的应用程序利用该漏洞获取权限。

Severity

中

Patch Name

Android debuggerd.cpp权限提升漏洞的补丁

Patch Description

Formal description

目前厂商已经发布了升级补丁以修复这个安全问题，请到厂商的主页下载： http://source.android.com/security/bulletin/2016-09-01.html

Reference

https://android.googlesource.com/platform/system/core/+/d7603583f90c2bc6074a4ee2886bd28082d7c65b

Impacted products

Name
['Google Android Android 5.0.，<5.0.2', 'Google Android Android 5.1.，<5.1.1', 'Google Android 6.*，<2016-09-01', 'Google Android 7.0，<2016-09-01']

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{
  "bids": {
    "bid": {
      "bidNumber": "92876"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-3885"
    }
  },
  "description": "Android\u662f\u57fa\u4e8eLinux\u5f00\u653e\u6027\u5185\u6838\u7684\u624b\u673a\u64cd\u4f5c\u7cfb\u7edf\u3002Debuggerd\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u7cfb\u7edf\u542f\u52a8\u8fdb\u7a0b\u7ec4\u4ef6\u3002\r\n\r\nAndroid Debuggerd\u4e2d\u7684debuggerd/debuggerd.cpp\u6587\u4ef6\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u5904\u7406PTRACE_ATTACH\u64cd\u4f5c\u4e0e\u7ebf\u7a0b\u9000\u51fa\u7684\u4e92\u4ea4\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u5e94\u7528\u7a0b\u5e8f\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u6743\u9650\u3002",
  "discovererName": "Jann Horn of Google Project Zero.",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u8fd9\u4e2a\u5b89\u5168\u95ee\u9898\uff0c\u8bf7\u5230\u5382\u5546\u7684\u4e3b\u9875\u4e0b\u8f7d\uff1a\r\nhttp://source.android.com/security/bulletin/2016-09-01.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-07467",
  "openTime": "2016-09-13",
  "patchDescription": "Android\u662f\u57fa\u4e8eLinux\u5f00\u653e\u6027\u5185\u6838\u7684\u624b\u673a\u64cd\u4f5c\u7cfb\u7edf\u3002Debuggerd\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u7cfb\u7edf\u542f\u52a8\u8fdb\u7a0b\u7ec4\u4ef6\u3002\r\n\r\nAndroid Debuggerd\u4e2d\u7684debuggerd/debuggerd.cpp\u6587\u4ef6\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u5904\u7406PTRACE_ATTACH\u64cd\u4f5c\u4e0e\u7ebf\u7a0b\u9000\u51fa\u7684\u4e92\u4ea4\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u5e94\u7528\u7a0b\u5e8f\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u6743\u9650\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": "Android debuggerd.cpp\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Google Android Android 5.0.*\uff0c\u003c5.0.2",
      "Google Android Android 5.1.*\uff0c\u003c5.1.1",
      "Google Android 6.*\uff0c\u003c2016-09-01",
      "Google Android 7.0\uff0c\u003c2016-09-01"
    ]
  },
  "referenceLink": "https://android.googlesource.com/platform/system/core/+/d7603583f90c2bc6074a4ee2886bd28082d7c65b",
  "serverity": "\u4e2d",
  "submitTime": "2016-09-12",
  "title": "Android debuggerd.cpp\u6743\u9650\u63d0\u5347\u6f0f\u6d1e"
}

CVE-2016-3885 (GCVE-0-2016-3885)

Vulnerability from cvelistv5 – Published: 2016-09-11 21:00 – Updated: 2024-08-06 00:10

Summary

debuggerd/debuggerd.cpp in Debuggerd in Android 5.0.x before 5.0.2, 5.1.x before 5.1.1, 6.x before 2016-09-01, and 7.0 before 2016-09-01 mishandles the interaction between PTRACE_ATTACH operations and thread exits, which allows attackers to gain privileges via a crafted application, aka internal bug 29555636.

Severity

No CVSS data available.

CWE

Assigner

google_android Google root

References

5 references

URL	Tags
http://source.android.com/security/bulletin/2016-…	x_refsource_CONFIRM
http://source.android.com/security/bulletin/2016-…	x_refsource_CONFIRM
http://www.securitytracker.com/id/1036763	vdb-entryx_refsource_SECTRACK
http://www.securityfocus.com/bid/92876	vdb-entryx_refsource_BID
https://android.googlesource.com/platform/system/…	x_refsource_CONFIRM

Date Public

2016-09-06 00:00

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.

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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-2016-07467

CVE-2016-3885 (GCVE-0-2016-3885)

Tags

Sightings

Nomenclature

Related by attack behaviour