CVE-2023-28646— Nextcloud Android app 安全漏洞
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I. CVE-2023-28646の基本情報
脆弱性情報
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脆弱性タイトル
App lockout in nextcloud Android app can be bypassed via thirdparty apps
ソース: NVD (National Vulnerability Database)
脆弱性説明
Nextcloud android is an android app for interfacing with the nextcloud home server ecosystem. In versions from 3.7.0 and before 3.24.1 an attacker that has access to the unlocked physical device can bypass the Nextcloud Android Pin/passcode protection via a thirdparty app. This allows to see meta information like sharer, sharees and activity of files. It is recommended that the Nextcloud Android app is upgraded to 3.24.1. There are no known workarounds for this vulnerability.
ソース: NVD (National Vulnerability Database)
CVSS情報
CVSS:3.1/AV:P/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:L
ソース: NVD (National Vulnerability Database)
脆弱性タイプ
认证机制不恰当
ソース: NVD (National Vulnerability Database)
脆弱性タイトル
Nextcloud Android app 安全漏洞
ソース: CNNVD (China National Vulnerability Database)
脆弱性説明
Nextcloud Android app是德国Nextcloud公司的一款基于Android平台，用于访问Nextcloud服务器的移动应用程序。 Nextcloud android 3.7.0版本至3.24.1之前版本存在安全漏洞，该漏洞源于可以通过第三方应用程序绕过 Nextcloud Android Pin/passcode保护。
ソース: CNNVD (China National Vulnerability Database)
CVSS情報
N/A
ソース: CNNVD (China National Vulnerability Database)
脆弱性タイプ
N/A
ソース: CNNVD (China National Vulnerability Database)
影響を受ける製品
| ベンダー | プロダクト | 影響を受けるバージョン | CPE | 購読 |
|---|---|---|---|---|
| nextcloud | security-advisories | >= 3.7.0, < 3.24.1 | - |
II. CVE-2023-28646の公開POC
| # | POC説明 | ソースリンク | Shenlongリンク |
|---|
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- https://github.com/nextcloud/android/pull/11242x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2023-28646
Same Patch Batch · nextcloud · 2023-03-30 · 7 CVEs total
| CVE-2023-26482 | 9.1 CRITICAL | Scope of workflow operations is not validated in nextcloud server |
| CVE-2023-28644 | 5.7 MEDIUM | Reference fetch can saturate the server bandwidth for 10 seconds in nextcloud server |
| CVE-2023-28643 | 5.5 MEDIUM | Potential share collision for recipients when caching is enabled in nextcloud server |
| CVE-2023-28647 | 4.4 MEDIUM | App pin of the iOS app can be bypassed in Nextcloud iOS |
| CVE-2023-28835 | 3.5 LOW | Insecure randomness for default password in nextcloud |
| CVE-2023-28833 | 2.4 LOW | Unrestricted filenames for logo or favicon as admin in the theming settings in nextcloud s |
IV. 関連脆弱性
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同じベンダー: nextcloud
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openvpn-auth-oauth2 returns FUNC_SUCCESS on client-deny, all
V. CVE-2023-28646へのコメント
まだコメントはありません