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CVE-2020-5240— 2FA bypass through deleting devices in wagtail-2fa

Quick assessment

Affected
Lab Digital wagtail-2fa
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

wagtail-2fa是一款双因素验证软件包。 wagtail-2fa 1.4.1之前版本中存在授权问题漏洞，该漏洞源于程序对其他用户2FA设备的查看和删除功能没有要求特定的权限。远程攻击者可利用该漏洞关闭目标用户的2FA设备并可能入侵账户。

CVSS 7.6 · High EPSS 0.98% · P60
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I. Basic Information for CVE-2020-5240

Vulnerability Information
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Vulnerability Title
2FA bypass through deleting devices in wagtail-2fa
Source: CVE Program / CVE List V5
Vulnerability Description
In wagtail-2fa before 1.4.1, any user with access to the CMS can view and delete other users 2FA devices by going to the correct path. The user does not require special permissions in order to do so. By deleting the other users device they can disable the target users 2FA devices and potentially compromise the account if they figure out their password. The problem has been patched in version 1.4.1.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
wagtail-2fa 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
wagtail-2fa是一款双因素验证软件包。 wagtail-2fa 1.4.1之前版本中存在授权问题漏洞，该漏洞源于程序对其他用户2FA设备的查看和删除功能没有要求特定的权限。远程攻击者可利用该漏洞关闭目标用户的2FA设备并可能入侵账户。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Lab Digital wagtail-2fa < 1.4.1 -

II. Public POCs for CVE-2020-5240

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III. Intelligence Information for CVE-2020-5240

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Patches & Fixes for CVE-2020-5240 (1)

Vendor Advisories for CVE-2020-5240 (1)

IV. Related Vulnerabilities

Same product: wagtail-2fa
Same vendor: Lab Digital
Same weakness: CWE-285

V. Comments for CVE-2020-5240

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