Vulnerability-Lookup

CNVD-2015-04473

Vulnerability from cnvd - Published: 2015-07-15

Title

Cisco Email Security Appliance AsyncOS拒绝服务漏洞

Description

Cisco AsyncOS on Email Security Appliance（ESA）device是美国思科（Cisco）公司的一套运行在电子邮件安全设备（ESA）中的操作系统。 Cisco ESA设备的Cisco AsyncOS中存在安全漏洞。当程序启用clustering组件时，远程攻击者可通过以高速率发送数据包利用该漏洞造成拒绝服务（clustering和SSH中断）。

Severity

中

Patch Name

Cisco Email Security Appliance AsyncOS拒绝服务漏洞的补丁

Patch Description

Cisco AsyncOS on Email Security Appliance（ESA）device是美国思科（Cisco）公司的一套运行在电子邮件安全设备（ESA）中的操作系统。Cisco ESA设备的Cisco AsyncOS中存在安全漏洞。当程序启用clustering组件时，远程攻击者可通过以高速率发送数据包利用该漏洞造成拒绝服务（clustering和SSH中断）。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://tools.cisco.com/bugsearch/bug/CSCur13704

Reference

http://tools.cisco.com/security/center/viewAlert.x?alertId=39785

Impacted products

Name
['Cisco Email Security Appliance (ESA) 8.5.6-074', 'Cisco Email Security Appliance (ESA) 8.5.6-073', 'Cisco Email Security Appliance (ESA) 9.0.0-461']

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2015-4236"
    }
  },
  "description": "Cisco AsyncOS on Email Security Appliance\uff08ESA\uff09device\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u8fd0\u884c\u5728\u7535\u5b50\u90ae\u4ef6\u5b89\u5168\u8bbe\u5907\uff08ESA\uff09\u4e2d\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nCisco ESA\u8bbe\u5907\u7684Cisco AsyncOS\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u5f53\u7a0b\u5e8f\u542f\u7528clustering\u7ec4\u4ef6\u65f6\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u4ee5\u9ad8\u901f\u7387\u53d1\u9001\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08clustering\u548cSSH\u4e2d\u65ad\uff09\u3002",
  "discovererName": "Cisco",
  "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://tools.cisco.com/bugsearch/bug/CSCur13704",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-04473",
  "openTime": "2015-07-15",
  "patchDescription": "Cisco AsyncOS on Email Security Appliance\uff08ESA\uff09device\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u8fd0\u884c\u5728\u7535\u5b50\u90ae\u4ef6\u5b89\u5168\u8bbe\u5907\uff08ESA\uff09\u4e2d\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002Cisco ESA\u8bbe\u5907\u7684Cisco AsyncOS\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u5f53\u7a0b\u5e8f\u542f\u7528clustering\u7ec4\u4ef6\u65f6\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u4ee5\u9ad8\u901f\u7387\u53d1\u9001\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08clustering\u548cSSH\u4e2d\u65ad\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": "Cisco Email Security Appliance AsyncOS\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Cisco Email Security Appliance (ESA) 8.5.6-074",
      "Cisco Email Security Appliance (ESA) 8.5.6-073",
      "Cisco Email Security Appliance (ESA) 9.0.0-461"
    ]
  },
  "referenceLink": "http://tools.cisco.com/security/center/viewAlert.x?alertId=39785",
  "serverity": "\u4e2d",
  "submitTime": "2015-07-14",
  "title": "Cisco Email Security Appliance AsyncOS\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2015-4236 (GCVE-0-2015-4236)

Vulnerability from cvelistv5 – Published: 2015-07-10 19:00 – Updated: 2024-08-06 06:11

Summary

Cisco AsyncOS on Email Security Appliance (ESA) devices with software 8.5.6-073, 8.5.6-074, and 9.0.0-461, when clustering is enabled, allows remote attackers to cause a denial of service (clustering and SSH outage) via a packet flood, aka Bug IDs CSCur13704 and CSCuq05636.

Severity

No CVSS data available.

CWE

Assigner

cisco mitre root

References

3 references

URL	Tags
http://www.securitytracker.com/id/1032855	vdb-entryx_refsource_SECTRACK
http://www.securityfocus.com/bid/75703	vdb-entryx_refsource_BID
http://tools.cisco.com/security/center/viewAlert.…	vendor-advisoryx_refsource_CISCO

Date Public

2015-07-10 00:00

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-06T06:11:11.787Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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            "url": "http://www.securitytracker.com/id/1032855"
          },
          {
            "name": "75703",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/75703"
          },
          {
            "name": "20150710 Cisco AsyncOS for Cisco Email Security Appliance Cluster Denial of Service Vulnerability",
            "tags": [
              "vendor-advisory",
              "x_refsource_CISCO",
              "x_transferred"
            ],
            "url": "http://tools.cisco.com/security/center/viewAlert.x?alertId=39785"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
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      "descriptions": [
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          "lang": "en",
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        }
      ],
      "problemTypes": [
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          "descriptions": [
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              "lang": "en",
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      "providerMetadata": {
        "dateUpdated": "2016-12-23T18:57:01.000Z",
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      },
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        },
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          "url": "http://www.securityfocus.com/bid/75703"
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          ],
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      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
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          "STATE": "PUBLIC"
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        "affects": {
          "vendor": {
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            },
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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.

Action not permitted

CNVD-2015-04473

CVE-2015-4236 (GCVE-0-2015-4236)

Tags

Sightings

Nomenclature

Related by attack behaviour