WID-SEC-W-2022-2183

csafDEcert_bund

DeutschShown in its original language — a full translation is planned for a future version.

Nextcloud: Mehrere Schwachstellen

view advisory published 2022-11-27

Ein entfernter, authentisierter Angreifer kann mehrere Schwachstellen in Nextcloud ausnutzen, um einen Denial of Service Angriff durchzuführen, Informationen offenzulegen, einen Cross-Site-Scripting-Angriff durchzuführen oder Sicherheitsvorkehrungen zu umgehen.

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describes (8)

Related CVEs.

IDseverity exploitable
CVE-2022-39333USmedium6.1—
Nexcloud desktop is the Desktop sync client for Nextcloud. An attacker can inject arbitrary HyperText Markup Language into the Desktop Client application. It is recommended that th…
CVE-2022-39332USmedium5.4—
Nexcloud desktop is the Desktop sync client for Nextcloud. An attacker can inject arbitrary HyperText Markup Language into the Desktop Client application via user status and inform…
CVE-2022-41926USmedium5.5—
Nextcould talk android is the android OS implementation of the nextcloud talk chat system. In affected versions the receiver is not protected by broadcastPermission allowing malici…
CVE-2022-39346USmedium6.5—
Nextcloud server is an open source personal cloud server. Affected versions of nextcloud server did not properly limit user display names which could allow a malicious users to ove…
CVE-2022-39339USmedium4.3OT elevated—
user_oidc is an OpenID Connect user backend for Nextcloud. In versions prior to 1.2.1 sensitive information such as the OIDC client credentials and tokens are sent in plain text of…
CVE-2022-39338USmedium5.4—
user_oidc is an OpenID Connect user backend for Nextcloud. Versions prior to 1.2.1 did not properly validate discovery urls which may lead to a stored cross site scripting attack v…
CVE-2022-39334USmedium4.7—
Nextcloud also ships a CLI utility called nextcloudcmd which is sometimes used for automated scripting and headless servers. Versions of nextcloudcmd prior to 3.6.1 would incorrect…
CVE-2022-39331USmedium5.4—
Nexcloud desktop is the Desktop sync client for Nextcloud. An attacker can inject arbitrary HyperText Markup Language into the Desktop Client application in the notifications. It i…
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references

External citations — patches, advisories, analysis.

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