cnvd - cnvd-2021-31933

CNVD-2021-31933

Vulnerability from cnvd - Published: 2021-04-30

Title

Kopano Groupware Core拒绝服务漏洞

Description

Kopano Groupware Core是荷兰Kopano公司的一个应用软件。提供Kopano堆栈的Groupware功能，并且在大多数情况下，它们是每个Kopano环境的核心。 Kopano Groupware Core存在拒绝服务漏洞，攻击者可利用该漏洞通过长HTTP头文件耗尽内存。

Severity

中

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://kopano.com/releases/kopano-groupware-core-8-7-now-available/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-28994

Impacted products

Name
['Kopano Kopano Groupware Core <8.7.16', 'Kopano Kopano Groupware Core 9.，<9.1.0', 'Kopano Kopano Groupware Core 10.，<10.0.7', 'Kopano Kopano Groupware Core 11.，<11.0.1', 'Kopano Kopano Groupware Core >Zarafa 6.30.，<7.2']

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-28994",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-28994"
    }
  },
  "description": "Kopano Groupware Core\u662f\u8377\u5170Kopano\u516c\u53f8\u7684\u4e00\u4e2a\u5e94\u7528\u8f6f\u4ef6\u3002\u63d0\u4f9bKopano\u5806\u6808\u7684Groupware\u529f\u80fd\uff0c\u5e76\u4e14\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u5b83\u4eec\u662f\u6bcf\u4e2aKopano\u73af\u5883\u7684\u6838\u5fc3\u3002\n\nKopano Groupware Core\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u957fHTTP\u5934\u6587\u4ef6\u8017\u5c3d\u5185\u5b58\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://kopano.com/releases/kopano-groupware-core-8-7-now-available/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-31933",
  "openTime": "2021-04-30",
  "products": {
    "product": [
      "Kopano Kopano Groupware Core \u003c8.7.16",
      "Kopano Kopano Groupware Core 9.*\uff0c\u003c9.1.0",
      "Kopano Kopano Groupware Core 10.*\uff0c\u003c10.0.7",
      "Kopano Kopano Groupware Core 11.*\uff0c\u003c11.0.1",
      "Kopano Kopano Groupware Core \u003eZarafa 6.30.*\uff0c\u003c7.2"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-28994",
  "serverity": "\u4e2d",
  "submitTime": "2021-04-02",
  "title": "Kopano Groupware Core\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2021-28994 (GCVE-0-2021-28994)

Vulnerability from cvelistv5 – Published: 2021-03-31 22:11 – Updated: 2024-08-03 21:55

Summary

kopano-ical (formerly zarafa-ical) in Kopano Groupware Core through 8.7.16, 9.x through 9.1.0, 10.x through 10.0.7, and 11.x through 11.0.1 and Zarafa 6.30.x through 7.2.x allows memory exhaustion via long HTTP headers.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://www.openwall.com/lists/oss-security/2021/…	x_refsource_MISC
	http://www.openwall.com/lists/oss-security/2021/04/01/1	mailing-listx_refsource_MLIST
	http://www.openwall.com/lists/oss-security/2021/04/25/1	mailing-listx_refsource_MLIST

Show details on NVD website

JSON

To clipboard

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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-2021-31933

CVE-2021-28994 (GCVE-0-2021-28994)

Tags

Sightings

Nomenclature