Camaleon CMS versions 2.1.1 through 2.9.1 contains an authenticated remote code execution vulnerability that allows users with custom_fields manage permission to execute arbitrary Ruby code by supply…
Summary
Camaleon CMS versions 2.1.1 through 2.9.1 contains an authenticated remote code execution vulnerability that allows users with custom_fields manage permission to execute arbitrary Ruby code by supplying a malicious expression through the select_eval custom field type. Attackers can store an attacker-controlled Ruby expression in the field options command parameter, which is evaluated via instance_eval within an ERB view whenever a post edit page is rendered, achieving server-side code execution…
In-depth triage · Auto channel
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Lint boundary warnings (2)
The following non-blocking warnings were raised during the lint phase of this triage (e.g. reference URLs not yet on the allowlist). They do not affect entry usability and are disclosed for transparency (see DR-002).
-
REF_URL_NOT_ALLOWLISTEDurl not in allowlist: https://enrik-m.github.io/posts/Camaleon-CMS-Vulnerabilties/ -
REF_URL_NOT_ALLOWLISTEDurl not in allowlist: https://tpaidakis.com/writeups/camaleon-cms-rce-select-eval/
Sources
- NVD DATABASE
Original Links
- https://enrik-m.github.io/posts/Camaleon-CMS-Vulnerabilties/
- https://github.com/owen2345/camaleon-cms/commit/158823668e2e5c3114a69b34cf1c96cb41533c5f
- https://github.com/owen2345/camaleon-cms/pull/1136
- https://github.com/owen2345/camaleon-cms/releases/tag/2.9.2
- https://github.com/theopaid/Camaleon-CMS---Authenticated-RCE-via-select_eval-Custom-Field
- https://tpaidakis.com/writeups/camaleon-cms-rce-select-eval/
- https://www.vulncheck.com/advisories/camaleon-cms-authenticated-rce-via-select-eval-custom-field
- https://github.com/theopaid/Camaleon-CMS---Authenticated-RCE-via-select_eval-Custom-Field
Timeline
- nvd_ingest NVD