cnvd - cnvd-2021-05524

cnvd-2021-05524

Vulnerability from cnvd

Title: Cisco Firepower Management Center XML实体扩展漏洞

Description:

Cisco Firepower Management Center是管理Cisco网络安全解决方案的神经中枢，通过提供集中、集成及简化的管理来提高Cisco网络安全解决方案的有效性。

Cisco Firepower Management Center 6.6.1之前版本的仪表板小部件存在XML实体扩展漏洞。该漏洞源于对XML实体的限制不当。远程认证攻击者可通过基于XML的特制小部件利用该漏洞导致内存和CPU使用率增加，从而可导致拒绝服务。

Severity: 中

Patch Name: Cisco Firepower Management Center XML实体扩展漏洞的补丁

Patch Description:

Cisco Firepower Management Center是管理Cisco网络安全解决方案的神经中枢，通过提供集中、集成及简化的管理来提高Cisco网络安全解决方案的有效性。

Cisco Firepower Management Center 6.6.1之前版本的仪表板小部件存在XML实体扩展漏洞。该漏洞源于对XML实体的限制不当。远程认证攻击者可通过基于XML的特制小部件利用该漏洞导致内存和CPU使用率增加，从而可导致拒绝服务。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-fmc-xee-DFzARDcs

Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-1267

Impacted products

Name
Cisco Cisco Firepower Management Center <6.6.1

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2021-1267",
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}

CVE-2021-1267 (GCVE-0-2021-1267)

Vulnerability from cvelistv5

Published

2021-01-13 21:45

Modified

2024-11-12 20:39

Severity ?

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

CWE

CWE-776

Summary

A vulnerability in the dashboard widget of Cisco Firepower Management Center (FMC) Software could allow an authenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper restrictions on XML entities. An attacker could exploit this vulnerability by crafting an XML-based widget on an affected server. A successful exploit could cause increased memory and CPU utilization, which could result in a DoS condition.

References

▼	URL	Tags
	https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fmc-xee-DFzARDcs	vendor-advisory, x_refsource_CISCO

Impacted products

	Vendor	Product	Version
	Cisco	Cisco Firepower Management Center	Version: n/a

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 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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