cnvd - cnvd-2020-04834

CNVD-2020-04834

Vulnerability from cnvd - Published: 2020-02-12

Title

IBM WebSphere Application Server内存消耗拒绝服务漏洞

Description

IBM WebSphere Application Server是一款高性能的Java应用服务器。 IBM WebSphere Application Server存在安全漏洞，远程攻击者可以利用该漏洞提交特殊的请求，消耗大量内存，进行拒绝服务攻击。

Severity

高

Patch Name

IBM WebSphere Application Server内存消耗拒绝服务漏洞的补丁

Patch Description

IBM WebSphere Application Server是一款高性能的Java应用服务器。 IBM WebSphere Application Server存在安全漏洞，远程攻击者可以利用该漏洞提交特殊的请求，消耗大量内存，进行拒绝服务攻击。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

用户可参考如下厂商提供的安全补丁以修复该漏洞： https://www.ibm.com/support/pages/node/1285372

Reference

https://exchange.xforce.ibmcloud.com/vulnerabilities/172125

Impacted products

Name
['IBM Websphere Application Server 8.0', 'IBM Websphere Application Server 7.0', 'IBM WebSphere Application Server 8.5', 'IBM WebSphere Application Server 9.0']

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JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-4720",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-4720"
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-04834",
  "openTime": "2020-02-12",
  "patchDescription": "IBM WebSphere Application Server\u662f\u4e00\u6b3e\u9ad8\u6027\u80fd\u7684Java\u5e94\u7528\u670d\u52a1\u5668\u3002\r\n\r\nIBM WebSphere Application Server\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u8be5\u6f0f\u6d1e\u63d0\u4ea4\u7279\u6b8a\u7684\u8bf7\u6c42\uff0c\u6d88\u8017\u5927\u91cf\u5185\u5b58\uff0c\u8fdb\u884c\u62d2\u7edd\u670d\u52a1\u653b\u51fb\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": "IBM WebSphere Application Server\u5185\u5b58\u6d88\u8017\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "IBM Websphere Application Server 8.0",
      "IBM Websphere Application Server 7.0",
      "IBM WebSphere Application Server  8.5",
      "IBM WebSphere Application Server  9.0"
    ]
  },
  "referenceLink": "https://exchange.xforce.ibmcloud.com/vulnerabilities/172125",
  "serverity": "\u9ad8",
  "submitTime": "2020-02-04",
  "title": "IBM WebSphere Application Server\u5185\u5b58\u6d88\u8017\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2019-4720 (GCVE-0-2019-4720)

Vulnerability from cvelistv5 – Published: 2020-01-31 15:30 – Updated: 2024-09-16 20:02

Summary

IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to a denial of service, caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume all available memory. IBM X-Force ID: 172125.

Severity ?

7.5 (High)


                        
                          CVSS:3.0/AC:L/C:N/I:N/PR:N/A:H/AV:N/UI:N/S:U/E:U/RC:C/RL:O

CWE

Denial of Service

Assigner

ibm

References

URL

Tags

	https://www.ibm.com/support/pages/node/1285372	x_refsource_CONFIRM
	https://exchange.xforce.ibmcloud.com/vulnerabilit…	vdb-entryx_refsource_XF

Impacted products

	Vendor	Product	Version
	IBM	WebSphere Application Server	Affected: 7.0 Affected: 8.0 Affected: 8.5 Affected: 9.0

Show details on NVD website

JSON

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            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
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Sightings

Author	Source	Type	Date

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.

Action not permitted

CNVD-2020-04834

CVE-2019-4720 (GCVE-0-2019-4720)

Tags

Sightings

Nomenclature