CVE-2023-39957

high

Description

Nextcloud Talk Android allows users to place video and audio calls through Nextcloud on Android. Prior to version 17.0.0, an unprotected intend allowed malicious third party apps to trick the Talk Android app into writing files outside of its intended cache directory. Nextcloud Talk Android version 17.0.0 has a patch for this issue. No known workarounds are available.

References

https://hackerone.com/reports/1997029

https://github.com/nextcloud/talk-android/pull/3064

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-36f7-93f3-mcfj

Details

Source: Mitre, NVD

Published: 2023-08-10

Updated: 2023-08-16

Risk Information

CVSS v2

Base Score: 7.2

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity: High