cnvd - cnvd-2020-47603

cnvd-2020-47603

Vulnerability from cnvd

Title: Cisco ASR 5000输入验证错误漏洞

Description:

Cisco ASR 5000是美国思科（Cisco）公司的一款5000系列网关产品。

Cisco ASR 5000 Series Aggregation Services Routers（Release 21.18.0之前版本）中的Enhanced Charging Service (ECS)功能存在输入验证错误漏洞。远程攻击者可通过发送格式错误的HTTP请求利用该漏洞绕过流量分类规则。

Severity: 中

Patch Name: Cisco ASR 5000输入验证错误漏洞的补丁

Patch Description:

Cisco ASR 5000是美国思科（Cisco）公司的一款5000系列网关产品。

Cisco ASR 5000 Series Aggregation Services Routers（Release 21.18.0之前版本）中的Enhanced Charging Service (ECS)功能存在输入验证错误漏洞。远程攻击者可通过发送格式错误的HTTP请求利用该漏洞绕过流量分类规则。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:

厂商已发布了漏洞修复程序，请及时关注更新： https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asr5k-ecs-bypass-2LqfPCL

Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-3244

Impacted products

Name
Cisco ASR 5000 Series Aggregation Services Routers

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-3244",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-3244"
    }
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-47603",
  "openTime": "2020-08-24",
  "patchDescription": "Cisco ASR 5000\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u6b3e5000\u7cfb\u5217\u7f51\u5173\u4ea7\u54c1\u3002\r\n\r\nCisco ASR 5000 Series Aggregation Services Routers\uff08Release 21.18.0\u4e4b\u524d\u7248\u672c\uff09\u4e2d\u7684Enhanced Charging Service (ECS)\u529f\u80fd\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u683c\u5f0f\u9519\u8bef\u7684HTTP\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u6d41\u91cf\u5206\u7c7b\u89c4\u5219\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 ASR 5000\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Cisco ASR 5000 Series Aggregation Services Routers"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-3244",
  "serverity": "\u4e2d",
  "submitTime": "2020-06-18",
  "title": "Cisco ASR 5000\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2020-3244 (GCVE-0-2020-3244)

Vulnerability from cvelistv5

Published

2020-06-18 02:21

Modified

2024-11-15 16:59

Severity ?

5.3 (Medium) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CWE

CWE-20

Summary

A vulnerability in the Enhanced Charging Service (ECS) functionality of Cisco ASR 5000 Series Aggregation Services Routers could allow an unauthenticated, remote attacker to bypass the traffic classification rules on an affected device. The vulnerability is due to insufficient input validation of user traffic going through an affected device. An attacker could exploit this vulnerability by sending a malformed HTTP request to an affected device. A successful exploit could allow the attacker to bypass the traffic classification rules and potentially avoid being charged for traffic consumption.

References

▼	URL	Tags
	https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asr5k-ecs-bypass-2LqfPCL	vendor-advisory, x_refsource_CISCO

Impacted products

	Vendor	Product	Version
	Cisco	Cisco ASR 5000 Series Software	Version: n/a

Show details on NVD website

JSON

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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