PT-2022-26195 · Nextcloud · Nextcloud Talk Android

Daniel_Calvino_Sanchez · Published 2022-12-01 · Updated 2022-12-06 · CVE-2022-41971

Positive Technologies (AI Summary)

CVSS v3.1

4.8

Medium

Base vector

AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Nextcloud Talk android versions prior to 12.2.8 Nextcloud Talk android versions prior to 13.0.10 Nextcloud Talk android versions prior to 14.0.6 Nextcloud Talk android versions prior to 15.0.0

Description Nextcloud Talk android is a video and audio conferencing app for Nextcloud. Guests can continue to receive video streams from a call after being removed from a conversation. An attacker would be able to see videos on a call in a public conversation after being removed from that conversation, provided that they were removed while being in the call.

Recommendations For versions prior to 12.2.8, update to version 12.2.8 or later. For versions prior to 13.0.10, update to version 13.0.10 or later. For versions prior to 14.0.6, update to version 14.0.6 or later. For versions prior to 15.0.0, update to version 15.0.0 or later.

Exploit

Fix

Information Disclosure

Exposure of Resource to Wrong Sphere

Weakness Enumeration

CWE-359

CWE-200

CWE-668

Related Identifiers

CVE-2022-41971

GHSA-WX6W-XPG9-6FV4

Affected Products

Nextcloud Talk Android

References · 7

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/41xxx/CVE-2022-41971.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2022-41971 · Security Note
• https://osv.dev/vulnerability/CVE-2022-41971 · Vendor Advisory
• https://github.com/nextcloud/spreed/pull/7974 · Note
• https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wx6w-xpg9-6fv4 · Note
• https://t.me/cvenotify/38913 · Telegram Post
• https://hackerone.com/reports/1706248 · Note