PT-2021-19965 · Unknown · Emby Server

Jarlob + 1 · Published 2021-09-09 · Updated 2021-09-16 · CVE-2021-32833

Positive Technologies (AI Summary)

CVSS v3.1

8.6

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Emby Server version 4.6.4.0

Description The issue concerns arbitrary file read vulnerabilities in Emby Server on Windows. Vulnerable routes include "Videos/Id/hls/PlaylistId/SegmentId.SegmentContainer", "Images/Ratings/theme/name", and "Images/MediaInfo/theme/name". This may lead to unauthorized access to the system, especially when Emby Server is configured to be accessible from the Internet.

Recommendations For Emby Server version 4.6.4.0, consider restricting access to the vulnerable routes "Videos/Id/hls/PlaylistId/SegmentId.SegmentContainer", "Images/Ratings/theme/name", and "Images/MediaInfo/theme/name" to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Files Accessible to External Parties

Weakness Enumeration

CWE-552

Related Identifiers

CVE-2021-32833

Affected Products

Emby Server

References · 3

• 🔥 https://securitylab.github.com/advisories/GHSL-2021-051-emby · Exploit
• https://osv.dev/vulnerability/CVE-2021-32833 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-32833 · Security Note