Nextcloud Talk up to 12.2.6/13.0.6/14.0.2 Conversation private personal information

Summaryinfo

A vulnerability has been found in Nextcloud Talk up to 12.2.6/13.0.6/14.0.2 and classified as problematic. This affects an unknown part of the component Conversation Handler. Performing a manipulation results in private personal information. This vulnerability is reported as CVE-2022-35932. The attack is possible to be carried out remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as problematic has been found in Nextcloud Talk up to 12.2.6/13.0.6/14.0.2 (Cloud Software). This affects an unknown part of the component Conversation Handler. The manipulation with an unknown input leads to a private personal information vulnerability. CWE is classifying the issue as CWE-359. The product does not properly prevent a person's private, personal information from being accessed by actors who either (1) are not explicitly authorized to access the information or (2) do not have the implicit consent of the person about whom the information is collected. This is going to have an impact on confidentiality. The summary by CVE is:

Nextcloud Talk is a video and audio conferencing app for Nextcloud. Prior to versions 12.2.7, 13.0.7, and 14.0.3, password protected conversations are susceptible to brute force attacks if the attacker has the link/conversation token. It is recommended that the Nextcloud Talk application is upgraded to 12.2.7, 13.0.7 or 14.0.3. There are currently no known workarounds available apart from not having password protected conversations.

The weakness was disclosed 08/12/2022 as GHSA-pf36-jvpv-4hwq. It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2022-35932 since 07/15/2022. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1589 according to MITRE ATT&CK.

Upgrading to version 12.2.7, 13.0.7 or 14.0.3 eliminates this vulnerability. Applying the patch 04300bbed0e87ff3420b5d752bbc48e2c15f35e9 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Type

• Cloud Software

Vendor

• Nextcloud

Name

• Talk

Version

• 12.2.0
• 12.2.1
• 12.2.2
• 12.2.3
• 12.2.4
• 12.2.5
• 12.2.6
• 13.0.0
• 13.0.1
• 13.0.2
• 13.0.3
• 13.0.4
• 13.0.5
• 13.0.6
• 14.0.0
• 14.0.1
• 14.0.2

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

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