VulnerabilityDeferred
CVE-2023-51803
LinuxServer.io Heimdall before 2.5.7 does not prevent use of icons that have non-image data such as the "<?php ?>" substring.
CRITICAL 9.8EPSS 0.70%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.70%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
LinuxServer.io Heimdall before 2.5.7 does not prevent use of icons that have non-image data such as the "<?php ?>" substring.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.70% probability · 51th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-674
- Source
- cve@mitre.org
References
- https://github.com/linuxserver/Heimdall/pull/1167
- https://github.com/linuxserver/Heimdall/pull/1173
- https://github.com/linuxserver/Heimdall/releases/tag/v2.5.7
- https://github.com/linuxserver/Heimdall/pull/1167
- https://github.com/linuxserver/Heimdall/pull/1173
- https://github.com/linuxserver/Heimdall/releases/tag/v2.5.7
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.