CVE-2021-41180

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-41180
Nextcloud talk is a self hosting messaging service. In versions prior 12.1.2 an attacker is able to control the link of a geolocation preview in the Nextcloud Talk application due to a lack of validation on the link. This could result in an open-redirect, but required user interaction. This only affected users of the Android Talk client. It is recommended that the Nextcloud Talk App is upgraded to 12.1.2. There are no known workarounds.

4.7 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.6 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

4.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:H/Au:N/C:P/I:P/A:N

Exploitability : 4.9 / Impact : 4.9

Access Vector NETWORK

Access Complexity HIGH

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

References
Link Resource
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-4fxr-mrw2-cq92 Issue Tracking Third Party Advisory
https://github.com/nextcloud/spreed/pull/6239 Patch Third Party Advisory
https://hackerone.com/reports/1337178 Exploit Patch Third Party Advisory
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-4fxr-mrw2-cq92 Issue Tracking Third Party Advisory
https://github.com/nextcloud/spreed/pull/6239 Patch Third Party Advisory
https://hackerone.com/reports/1337178 Exploit Patch Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:nextcloud:talk:*:*:*:*:*:android:*:*
History

21 Nov 2024, 06:25

Type Values Removed Values Added
CVSS v2 : 4.0
v3 : 6.1 		v2 : 4.0
v3 : 4.7
References () https://github.com/nextcloud/security-advisories/security/advisories/GHSA-4fxr-mrw2-cq92 - Issue Tracking, Third Party Advisory () https://github.com/nextcloud/security-advisories/security/advisories/GHSA-4fxr-mrw2-cq92 - Issue Tracking, Third Party Advisory
References () https://github.com/nextcloud/spreed/pull/6239 - Patch, Third Party Advisory () https://github.com/nextcloud/spreed/pull/6239 - Patch, Third Party Advisory
References () https://hackerone.com/reports/1337178 - Exploit, Patch, Third Party Advisory () https://hackerone.com/reports/1337178 - Exploit, Patch, Third Party Advisory

15 Mar 2022, 16:18

Type Values Removed Values Added
CPE cpe:2.3:a:nextcloud:talk:*:*:*:*:*:android:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : 4.0
v3 : 6.1
References (CONFIRM) https://github.com/nextcloud/security-advisories/security/advisories/GHSA-4fxr-mrw2-cq92 - (CONFIRM) https://github.com/nextcloud/security-advisories/security/advisories/GHSA-4fxr-mrw2-cq92 - Issue Tracking, Third Party Advisory
References (MISC) https://github.com/nextcloud/spreed/pull/6239 - (MISC) https://github.com/nextcloud/spreed/pull/6239 - Patch, Third Party Advisory
References (MISC) https://hackerone.com/reports/1337178 - (MISC) https://hackerone.com/reports/1337178 - Exploit, Patch, Third Party Advisory

10 Mar 2022, 17:43

Type Values Removed Values Added
Summary Nextcloud talk is a self hosting messaging service. In versions prior 12.1.2 an attacker is able to control the link of a geolocation preview in the Nextcloud Talk application due to a lack of validation on the link. This could result in an open-redirect, but required user interaction. This only affected users of the Android Talk client. It is recommended that the Nextcloud Talk App is upgraded to 12.1.2. There are no known workarounds. Nextcloud talk is a self hosting messaging service. In versions prior 12.1.2 an attacker is able to control the link of a geolocation preview in the Nextcloud Talk application due to a lack of validation on the link. This could result in an open-redirect, but required user interaction. This only affected users of the Android Talk client. It is recommended that the Nextcloud Talk App is upgraded to 12.1.2. There are no known workarounds.

08 Mar 2022, 18:15

Type Values Removed Values Added
New CVE
Information

Published : 2022-03-08 18:15

Updated : 2024-11-21 06:25

NVD link : CVE-2021-41180

Mitre link : CVE-2021-41180

CVE.ORG link : CVE-2021-41180

JSON object : View

Products Affected

nextcloud

  • talk
CWE
CWE-601

URL Redirection to Untrusted Site ('Open Redirect')