Vulnerability-Lookup

CNVD-2016-00392

Vulnerability from cnvd - Published: 2016-01-21

Title

OpenSSH拒绝服务漏洞

Description

OpenSSH（OpenBSD Secure Shell）是OpenBSD计划组所维护的一套用于安全访问远程计算机的连接工具。该工具是SSH协议的开源实现，支持对所有的传输进行加密，可有效阻止窃听、连接劫持以及其他网络级的攻击。 OpenSSH 7.1p2之前版本的packet.c文件中的‘ssh_packet_read_poll2’函数存在安全漏洞。远程攻击者可通过特制的网络流量利用该漏洞造成拒绝服务（越边界读取和应用程序崩溃）。

Severity

中

Patch Name

OpenSSH拒绝服务漏洞的补丁

Patch Description

Formal description

用户可参考如下供应商提供的安全公告获得补丁信息： http://www.openssh.com/txt/release-7.1p2

Reference

https://anongit.mindrot.org/openssh.git/commit/?id=2fecfd486bdba9f51b3a789277bb0733ca36e1c0 http://www.openssh.com/txt/release-7.1p2

Impacted products

Name
Openssh OpenSSH <7.1p2

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-1907"
    }
  },
  "description": "OpenSSH\uff08OpenBSD Secure Shell\uff09\u662fOpenBSD\u8ba1\u5212\u7ec4\u6240\u7ef4\u62a4\u7684\u4e00\u5957\u7528\u4e8e\u5b89\u5168\u8bbf\u95ee\u8fdc\u7a0b\u8ba1\u7b97\u673a\u7684\u8fde\u63a5\u5de5\u5177\u3002\u8be5\u5de5\u5177\u662fSSH\u534f\u8bae\u7684\u5f00\u6e90\u5b9e\u73b0\uff0c\u652f\u6301\u5bf9\u6240\u6709\u7684\u4f20\u8f93\u8fdb\u884c\u52a0\u5bc6\uff0c\u53ef\u6709\u6548\u963b\u6b62\u7a83\u542c\u3001\u8fde\u63a5\u52ab\u6301\u4ee5\u53ca\u5176\u4ed6\u7f51\u7edc\u7ea7\u7684\u653b\u51fb\u3002\r\n\r\nOpenSSH 7.1p2\u4e4b\u524d\u7248\u672c\u7684packet.c\u6587\u4ef6\u4e2d\u7684\u2018ssh_packet_read_poll2\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236\u7684\u7f51\u7edc\u6d41\u91cf\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8d8a\u8fb9\u754c\u8bfb\u53d6\u548c\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\uff09\u3002",
  "discovererName": "unknown",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u4f9b\u5e94\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u5f97\u8865\u4e01\u4fe1\u606f\uff1a\r\nhttp://www.openssh.com/txt/release-7.1p2",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-00392",
  "openTime": "2016-01-21",
  "patchDescription": "OpenSSH\uff08OpenBSD Secure Shell\uff09\u662fOpenBSD\u8ba1\u5212\u7ec4\u6240\u7ef4\u62a4\u7684\u4e00\u5957\u7528\u4e8e\u5b89\u5168\u8bbf\u95ee\u8fdc\u7a0b\u8ba1\u7b97\u673a\u7684\u8fde\u63a5\u5de5\u5177\u3002\u8be5\u5de5\u5177\u662fSSH\u534f\u8bae\u7684\u5f00\u6e90\u5b9e\u73b0\uff0c\u652f\u6301\u5bf9\u6240\u6709\u7684\u4f20\u8f93\u8fdb\u884c\u52a0\u5bc6\uff0c\u53ef\u6709\u6548\u963b\u6b62\u7a83\u542c\u3001\u8fde\u63a5\u52ab\u6301\u4ee5\u53ca\u5176\u4ed6\u7f51\u7edc\u7ea7\u7684\u653b\u51fb\u3002\r\n\r\nOpenSSH 7.1p2\u4e4b\u524d\u7248\u672c\u7684packet.c\u6587\u4ef6\u4e2d\u7684\u2018ssh_packet_read_poll2\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236\u7684\u7f51\u7edc\u6d41\u91cf\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8d8a\u8fb9\u754c\u8bfb\u53d6\u548c\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\uff09\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": "OpenSSH\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Openssh OpenSSH  \u003c7.1p2"
  },
  "referenceLink": "https://anongit.mindrot.org/openssh.git/commit/?id=2fecfd486bdba9f51b3a789277bb0733ca36e1c0\r\nhttp://www.openssh.com/txt/release-7.1p2",
  "serverity": "\u4e2d",
  "submitTime": "2016-01-20",
  "title": "OpenSSH\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2016-1907 (GCVE-0-2016-1907)

Vulnerability from cvelistv5 – Published: 2016-01-19 00:00 – Updated: 2024-08-05 23:10

Summary

The ssh_packet_read_poll2 function in packet.c in OpenSSH before 7.1p2 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via crafted network traffic.

Severity

No CVSS data available.

CWE

Assigner

debian mitre root

References

11 references

URL	Tags
http://www.securityfocus.com/bid/81293	vdb-entry
http://lists.fedoraproject.org/pipermail/package-…	vendor-advisory
https://h20566.www2.hpe.com/portal/site/hpsc/publ…
http://lists.fedoraproject.org/pipermail/package-…	vendor-advisory
http://www.openssh.com/txt/release-7.1p2
http://lists.fedoraproject.org/pipermail/package-…	vendor-advisory
https://bto.bluecoat.com/security-advisory/sa109
https://h20566.www2.hpe.com/portal/site/hpsc/publ…
https://h20566.www2.hpe.com/portal/site/hpsc/publ…
https://anongit.mindrot.org/openssh.git/commit/?i…
https://cert-portal.siemens.com/productcert/pdf/s…

Date Public

2016-01-14 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T23:10:39.956Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "81293",
            "tags": [
              "vdb-entry",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/81293"
          },
          {
            "name": "FEDORA-2016-4556904561",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176349.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05385680"
          },
          {
            "name": "FEDORA-2016-c330264861",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175676.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "http://www.openssh.com/txt/release-7.1p2"
          },
          {
            "name": "FEDORA-2016-2e89eba0c1",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176516.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://bto.bluecoat.com/security-advisory/sa109"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05356388"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://anongit.mindrot.org/openssh.git/commit/?id=2fecfd486bdba9f51b3a789277bb0733ca36e1c0"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2016-01-14T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "The ssh_packet_read_poll2 function in packet.c in OpenSSH before 7.1p2 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via crafted network traffic."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
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      "providerMetadata": {
        "dateUpdated": "2022-12-13T00:00:00.000Z",
        "orgId": "79363d38-fa19-49d1-9214-5f28da3f3ac5",
        "shortName": "debian"
      },
      "references": [
        {
          "name": "81293",
          "tags": [
            "vdb-entry"
          ],
          "url": "http://www.securityfocus.com/bid/81293"
        },
        {
          "name": "FEDORA-2016-4556904561",
          "tags": [
            "vendor-advisory"
          ],
          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176349.html"
        },
        {
          "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05385680"
        },
        {
          "name": "FEDORA-2016-c330264861",
          "tags": [
            "vendor-advisory"
          ],
          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175676.html"
        },
        {
          "url": "http://www.openssh.com/txt/release-7.1p2"
        },
        {
          "name": "FEDORA-2016-2e89eba0c1",
          "tags": [
            "vendor-advisory"
          ],
          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176516.html"
        },
        {
          "url": "https://bto.bluecoat.com/security-advisory/sa109"
        },
        {
          "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722"
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        },
        {
          "url": "https://anongit.mindrot.org/openssh.git/commit/?id=2fecfd486bdba9f51b3a789277bb0733ca36e1c0"
        },
        {
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf"
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  },
  "cveMetadata": {
    "assignerOrgId": "79363d38-fa19-49d1-9214-5f28da3f3ac5",
    "assignerShortName": "debian",
    "cveId": "CVE-2016-1907",
    "datePublished": "2016-01-19T00:00:00.000Z",
    "dateReserved": "2016-01-15T00:00:00.000Z",
    "dateUpdated": "2024-08-05T23:10:39.956Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "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.

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.

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.