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CVE-2021-22912

Quick assessment

Affected
n/a Nextcloud iOS app (it.twsweb.Nextcloud)
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.

Nextcloud是德国Nextcloud公司的一套开源的自托管文件同步和共享的通信应用平台。 Nextcloud iOS App 存在信息泄露漏洞，该漏洞源于默认Nextcloud Server和iOS Client泄漏共享搜索到Nextcloud。远程攻击者可利用该漏洞获得对系统敏感信息的未经授权的访问。以下产品及版本受到影响：Nextcloud iOS App: 1.6.0.0, 1.8.0, 2.12.2, 2.17, 2.17.1, 2.17.2, 2.17.3, 2.17.4, 2.17.5,

AI Predicted 5.3 Difficulty: Trivial EPSS 1.37% · P71

Possible ATT&CK Techniques 1 AI

T1115 · Clipboard Data
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I. Basic Information for CVE-2021-22912

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Nextcloud iOS before 3.4.2 suffers from an information disclosure vulnerability when searches for sharees utilize the lookup server by default instead of only on the local Nextcloud server unless a global search has been explicitly chosen by the user.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Nextcloud 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nextcloud是德国Nextcloud公司的一套开源的自托管文件同步和共享的通信应用平台。 Nextcloud iOS App 存在信息泄露漏洞，该漏洞源于默认Nextcloud Server和iOS Client泄漏共享搜索到Nextcloud。远程攻击者可利用该漏洞获得对系统敏感信息的未经授权的访问。以下产品及版本受到影响：Nextcloud iOS App: 1.6.0.0, 1.8.0, 2.12.2, 2.17, 2.17.1, 2.17.2, 2.17.3, 2.17.4, 2.17.5,
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
- Nextcloud iOS app (it.twsweb.Nextcloud) Fixed in 3.4.2 -

II. Public POCs for CVE-2021-22912

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III. Intelligence Information for CVE-2021-22912

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Vendor Advisories for CVE-2021-22912 (1)

Other References for CVE-2021-22912 (1)

Same Patch Batch · n/a · 2021-06-11 · 79 CVEs total

CVE-2021-34679 10.0 CRITICAL Thycotic Password Reset Server 信息泄露漏洞
CVE-2021-21808 Accusoft ImageGear 缓冲区错误漏洞
CVE-2021-0472 Google Android 安全漏洞
CVE-2021-32930 Advantech Iview 访问控制错误漏洞
CVE-2021-32932 Advantech Iview SQL注入漏洞
CVE-2021-21795 Accusoft ImageGear 缓冲区错误漏洞
CVE-2021-21833 Accusoft ImageGear 输入验证错误漏洞
CVE-2021-20591 Mitsubishi Electric MELSEC iQ-R series 资源管理错误漏洞
CVE-2021-22906 Nextcloud 资源管理错误漏洞
CVE-2021-22915 Nextcloud server 处理逻辑错误漏洞
CVE-2021-21824 Accusoft ImageGear 缓冲区错误漏洞
CVE-2021-27408 Mmemed Welch Allyn Connex 缓冲区错误漏洞
CVE-2021-27410 Mmemed Welch Allyn Connex 缓冲区错误漏洞
CVE-2019-9475 Google Android 安全漏洞
CVE-2021-0466 Google Android 安全特征问题漏洞
CVE-2021-0476 Google Android 资源管理错误漏洞
CVE-2021-0481 Google Android 输入验证错误漏洞
CVE-2021-0482 Google Android 资源管理错误漏洞
CVE-2021-0484 Google Android 信息泄露漏洞
CVE-2021-22905 Nextcloud 信息泄露漏洞

Showing top 20 of 79 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same vendor: n/a
Same weakness: CWE-200

V. Comments for CVE-2021-22912

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