CVE-2021-43836
PHP file inclusion in the Sulu admin panel
Description
### Impact _What kind of vulnerability is it? Who is impacted?_ An attacker can read arbitrary local files via a PHP file include. In a default configuration this also leads to remote code execution. * Compromised components: Arbitrary file read on the server, (Potential) Remote code execution * Exploitation pre-requisite: User account on the backend ### Patches _Has the problem been patched? What versions should users upgrade to?_ The problem is patched with the Versions 1.6.44, 2.2.18, 2.3.8, 2.4.0 ### Workarounds _Is there a way for users to fix or remediate the vulnerability without upgrading?_ Overwrite the service `sulu_route.generator.expression_token_provider` and wrap the translator before passing it to the expression language. ### References _Are there any links users can visit to find out more?_ Currently not. ### For more information If you have any questions or comments about this advisory: * Open an issue in [example link to repo](http://example.com) * Email us at [example email address](mailto:[email protected])
How to fix CVE-2021-43836
To remediate CVE-2021-43836, upgrade the affected package to a fixed version below.
- —upgrade to 1.6.44 or later
Is CVE-2021-43836 being exploited?
Low — EPSS is 4.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.6.44
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.5 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H |