CVE Vulnerability

CVE-2021-39183

Owncast is an open source, self-hosted live video streaming and chat server. In affected versions inline scripts are executed when Javascript is parsed via a paste action. This issue is patched in 0.0.9 by blocking unsafe-inline Content Security Policy and specifying the script-src. The worker-src is required to be set to blob for the video player.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

6.1 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://github.com/owncast/owncast/security/advisories/GHSA-2hfj-cxw7-g45p Exploit Patch
Configurations

Configuration 1

cpe:2.3:a:owncast_project:owncast:*:*:*:*:*:*:*:*
Information

Published : 2021-12-14 08:15

Updated : 2021-12-20 08:38

NVD link : CVE-2021-39183

Mitre link : CVE-2021-39183

Products Affected
No products.
CWE
CWE-79