Vulnerability-Lookup

CNVD-2017-09512

Vulnerability from cnvd - Published: 2017-06-14

Title

Open vSwitch安全绕过漏洞

Description

Open vSwitch（OvS）是一款以开源技术作为基础（遵循Apache2.0许可）的多层虚拟交换机产品，它通过编程扩展支持大规模网络自动化，标准的管理接口和协议等。 OvS 2.5.0版本中的lib/flow.c文件的‘miniflow_extract’函数存在安全绕过漏洞。远程攻击者可利用该漏洞绕过访问控制列表。

Severity

中

Patch Name

Open vSwitch安全绕过漏洞的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://mail.openvswitch.org/pipermail/ovs-dev/2016-July/319503.html

Reference

https://mail.openvswitch.org/pipermail/ovs-dev/2016-July/319503.html

Impacted products

Name
Open vSwitch Open vSwitch (OvS) 2.5.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-10377"
    }
  },
  "description": "Open vSwitch\uff08OvS\uff09\u662f\u4e00\u6b3e\u4ee5\u5f00\u6e90\u6280\u672f\u4f5c\u4e3a\u57fa\u7840\uff08\u9075\u5faaApache2.0\u8bb8\u53ef\uff09\u7684\u591a\u5c42\u865a\u62df\u4ea4\u6362\u673a\u4ea7\u54c1\uff0c\u5b83\u901a\u8fc7\u7f16\u7a0b\u6269\u5c55\u652f\u6301\u5927\u89c4\u6a21\u7f51\u7edc\u81ea\u52a8\u5316\uff0c\u6807\u51c6\u7684\u7ba1\u7406\u63a5\u53e3\u548c\u534f\u8bae\u7b49\u3002\r\n\r\nOvS 2.5.0\u7248\u672c\u4e2d\u7684lib/flow.c\u6587\u4ef6\u7684\u0026lsquo;miniflow_extract\u0026rsquo;\u51fd\u6570\u5b58\u5728\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u8bbf\u95ee\u63a7\u5236\u5217\u8868\u3002",
  "discovererName": "Bhargava Shastry",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://mail.openvswitch.org/pipermail/ovs-dev/2016-July/319503.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-09512",
  "openTime": "2017-06-14",
  "patchDescription": "Open vSwitch\uff08OvS\uff09\u662f\u4e00\u6b3e\u4ee5\u5f00\u6e90\u6280\u672f\u4f5c\u4e3a\u57fa\u7840\uff08\u9075\u5faaApache2.0\u8bb8\u53ef\uff09\u7684\u591a\u5c42\u865a\u62df\u4ea4\u6362\u673a\u4ea7\u54c1\uff0c\u5b83\u901a\u8fc7\u7f16\u7a0b\u6269\u5c55\u652f\u6301\u5927\u89c4\u6a21\u7f51\u7edc\u81ea\u52a8\u5316\uff0c\u6807\u51c6\u7684\u7ba1\u7406\u63a5\u53e3\u548c\u534f\u8bae\u7b49\u3002\r\n\r\nOvS 2.5.0\u7248\u672c\u4e2d\u7684lib/flow.c\u6587\u4ef6\u7684\u0026lsquo;miniflow_extract\u0026rsquo;\u51fd\u6570\u5b58\u5728\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u8bbf\u95ee\u63a7\u5236\u5217\u8868\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": "Open vSwitch\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Open vSwitch Open vSwitch (OvS) 2.5.0"
  },
  "referenceLink": "https://mail.openvswitch.org/pipermail/ovs-dev/2016-July/319503.html",
  "serverity": "\u4e2d",
  "submitTime": "2017-06-01",
  "title": "Open vSwitch\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e"
}

CVE-2016-10377 (GCVE-0-2016-10377)

Vulnerability from cvelistv5 – Published: 2017-05-29 03:52 – Updated: 2024-09-16 18:39

Summary

In Open vSwitch (OvS) 2.5.0, a malformed IP packet can cause the switch to read past the end of the packet buffer due to an unsigned integer underflow in `lib/flow.c` in the function `miniflow_extract`, permitting remote bypass of the access control list enforced by the switch.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://mail.openvswitch.org/pipermail/ovs-dev/20…	x_refsource_CONFIRM

Show details on NVD website

JSON

To clipboard

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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T03:21:51.553Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://mail.openvswitch.org/pipermail/ovs-dev/2016-July/319503.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In Open vSwitch (OvS) 2.5.0, a malformed IP packet can cause the switch to read past the end of the packet buffer due to an unsigned integer underflow in `lib/flow.c` in the function `miniflow_extract`, permitting remote bypass of the access control list enforced by the switch."
        }
      ],
      "problemTypes": [
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          "descriptions": [
            {
              "description": "n/a",
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              "type": "text"
            }
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      "providerMetadata": {
        "dateUpdated": "2017-05-29T03:52:00.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://mail.openvswitch.org/pipermail/ovs-dev/2016-July/319503.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2016-10377",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
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                },
                "vendor_name": "n/a"
              }
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  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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    "datePublished": "2017-05-29T03:52:00.000Z",
    "dateReserved": "2017-05-28T00:00:00.000Z",
    "dateUpdated": "2024-09-16T18:39:28.136Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
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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.

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.