Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Nextcloud | Talk | < 17.0.0 |
Related Weaknesses (CWE)
References
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-36f7-9PatchVendor Advisory
- https://github.com/nextcloud/talk-android/pull/3064Patch
- https://hackerone.com/reports/1997029Issue TrackingThird Party Advisory
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-36f7-9PatchVendor Advisory
- https://github.com/nextcloud/talk-android/pull/3064Patch
- https://hackerone.com/reports/1997029Issue TrackingThird Party Advisory
FAQ
What is CVE-2023-39957?
CVE-2023-39957 is a vulnerability with a CVSS score of 7.8 (HIGH). 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 And...
How severe is CVE-2023-39957?
CVE-2023-39957 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-39957?
Check the references section above for vendor advisories and patch information. Affected products include: Nextcloud Talk.