Vulnerability-Lookup

CNVD-2016-02896

Vulnerability from cnvd - Published: 2016-05-10

Title

HTTPS NIO Connector拒绝服务漏洞

Description

HTTPS NIO Connector是Tomcat服务器基于HTTP协议的一种连接模式。 HTTPS NIO Connector中存在安全漏洞。远程攻击者可通过打开套接字但不发送SSL握手消息利用该漏洞造成拒绝服务（线程消耗）。

Severity

中

Patch Name

HTTPS NIO Connector拒绝服务漏洞的补丁

Patch Description

HTTPS NIO Connector是Tomcat服务器基于HTTP协议的一种连接模式。 HTTPS NIO Connector中存在安全漏洞。远程攻击者可通过打开套接字但不发送SSL握手消息利用该漏洞造成拒绝服务（线程消耗）。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

目前厂商已经发布了升级补丁以修复此安全问题，补丁获取链接： https://bugzilla.redhat.com/show_bug.cgi?id=1308465

Reference

http://rhn.redhat.com/errata/RHSA-2016-0598.html

Impacted products

Name
Tomcat HTTPS NIO Connector

Show details on source website

JSON

To clipboard

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-2094"
    }
  },
  "description": "HTTPS NIO Connector\u662fTomcat\u670d\u52a1\u5668\u57fa\u4e8eHTTP\u534f\u8bae\u7684\u4e00\u79cd\u8fde\u63a5\u6a21\u5f0f\u3002\r\n\r\nHTTPS NIO Connector\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u6253\u5f00\u5957\u63a5\u5b57\u4f46\u4e0d\u53d1\u9001SSL\u63e1\u624b\u6d88\u606f\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7ebf\u7a0b\u6d88\u8017\uff09\u3002",
  "discovererName": "Adam Mari\u0161",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://bugzilla.redhat.com/show_bug.cgi?id=1308465",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-02896",
  "openTime": "2016-05-10",
  "patchDescription": "HTTPS NIO Connector\u662fTomcat\u670d\u52a1\u5668\u57fa\u4e8eHTTP\u534f\u8bae\u7684\u4e00\u79cd\u8fde\u63a5\u6a21\u5f0f\u3002\r\n\r\nHTTPS NIO Connector\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u6253\u5f00\u5957\u63a5\u5b57\u4f46\u4e0d\u53d1\u9001SSL\u63e1\u624b\u6d88\u606f\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7ebf\u7a0b\u6d88\u8017\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": "HTTPS NIO Connector\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Tomcat HTTPS NIO Connector"
  },
  "referenceLink": "http://rhn.redhat.com/errata/RHSA-2016-0598.html",
  "serverity": "\u4e2d",
  "submitTime": "2016-05-09",
  "title": "HTTPS NIO Connector\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2016-2094 (GCVE-0-2016-2094)

Vulnerability from cvelistv5 – Published: 2016-05-06 17:00 – Updated: 2024-08-05 23:17

Summary

The HTTPS NIO Connector allows remote attackers to cause a denial of service (thread consumption) by opening a socket and not sending an SSL handshake, aka a read-timeout vulnerability.

Severity

No CVSS data available.

CWE

Assigner

redhat redhat root

References

6 references

URL	Tags
http://rhn.redhat.com/errata/RHSA-2016-0599.html	vendor-advisoryx_refsource_REDHAT
http://rhn.redhat.com/errata/RHSA-2016-0596.html	vendor-advisoryx_refsource_REDHAT
http://rhn.redhat.com/errata/RHSA-2016-0595.html	vendor-advisoryx_refsource_REDHAT
http://rhn.redhat.com/errata/RHSA-2016-0598.html	vendor-advisoryx_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=1308465	x_refsource_CONFIRM
http://rhn.redhat.com/errata/RHSA-2016-0597.html	vendor-advisoryx_refsource_REDHAT

Date Public

2016-04-05 00:00

Show details on NVD website

JSON

To clipboard

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        "providerMetadata": {
          "dateUpdated": "2024-08-05T23:17:50.584Z",
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        "references": [
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            "url": "http://rhn.redhat.com/errata/RHSA-2016-0596.html"
          },
          {
            "name": "RHSA-2016:0595",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "http://rhn.redhat.com/errata/RHSA-2016-0595.html"
          },
          {
            "name": "RHSA-2016:0598",
            "tags": [
              "vendor-advisory",
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            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1308465"
          },
          {
            "name": "RHSA-2016:0597",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "http://rhn.redhat.com/errata/RHSA-2016-0597.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "vendor": "n/a",
          "versions": [
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              "status": "affected",
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            }
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        }
      ],
      "datePublic": "2016-04-05T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "The HTTPS NIO Connector allows remote attackers to cause a denial of service (thread consumption) by opening a socket and not sending an SSL handshake, aka a read-timeout vulnerability."
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      "problemTypes": [
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              "lang": "en",
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      "providerMetadata": {
        "dateUpdated": "2016-05-06T16:57:01.000Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
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      },
      "references": [
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          "name": "RHSA-2016:0599",
          "tags": [
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          "url": "http://rhn.redhat.com/errata/RHSA-2016-0599.html"
        },
        {
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    "datePublished": "2016-05-06T17:00:00.000Z",
    "dateReserved": "2016-01-29T00:00:00.000Z",
    "dateUpdated": "2024-08-05T23:17:50.584Z",
    "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.

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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-2016-02896

CVE-2016-2094 (GCVE-0-2016-2094)

Tags

Sightings

Nomenclature

Related by attack behaviour