CVE-2021-29490 Scanner

Jellyfin is a robust open-source media system that offers a diverse range of features to its users. It functions as a dedicated server that allows media to be securely streamed from the server to various devices via compatible apps. This technology makes it possible for users to access high-quality audio and video content from virtually anywhere. Jellyfin's user-friendly design and flexible customization options make it an excellent platform for media enthusiasts across the globe.

But a vulnerability, identified as CVE-2021-29490, posed a serious threat to the security of this excellent platform prior to version 10.7.3. This vulnerability is related to an unauthenticated Server-Side Request Forgery (SSRF) that occurs via the imageUrl parameter. This issue exposes both internal and external HTTP servers or other resources that can be accessed via HTTP GET and are visible from the Jellyfin server. The vulnerability creates an opportunity for malicious actors to compromise the integrity and confidentiality of media hosted on the server.

Exploiting the vulnerability can lead to devastating consequences. The unauthorized access provided by the attacker to sensitive data can allow them to harm the overall functionality of the Jellyfin system. They can gain access to passwords, financial information, and other confidential data available on the server. They can use this information to carry out countless fraudulent activities such as identity theft, credit card fraud, and bank fraud. Ultimately, this can result in significant monetary losses as well as reputational damage to the business and its users.

Thanks to the pro features of the securityforeveryone.com platform, users can quickly and easily learn about vulnerabilities in their digital assets. They can receive prompt alerts and timely updates about potential threats that may affect their online security. By taking advantage of unique access to industry experts and cutting-edge security tools, users can safeguard their valuable digital resources and embrace peace of mind in their online endeavors.

REFERENCES

• https://github.com/jellyfin/jellyfin/security/advisories/GHSA-rgjw-4fwc-9v96