OpenEMR up to 5.0.1.3 Patient Portal import_template.php docid path traversal

Summaryinfo

A vulnerability was found in OpenEMR up to 5.0.1.3. It has been classified as critical. This impacts an unknown function of the file portal/import_template.php of the component Patient Portal. The manipulation of the argument docid as part of Directory leads to path traversal. This vulnerability is listed as CVE-2018-15141. The attack may be initiated remotely. In addition, an exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in OpenEMR up to 5.0.1.3 (Business Process Management Software). It has been rated as critical. This issue affects an unknown code block of the file portal/import_template.php of the component Patient Portal. The manipulation of the argument docid as part of a Directory leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is integrity, and availability. The summary by CVE is:

Directory traversal in portal/import_template.php in versions of OpenEMR before 5.0.1.4 allows a remote attacker authenticated in the patient portal to delete arbitrary files via the "docid" parameter when the mode is set to delete.

The bug was discovered 08/07/2018. The weakness was presented 08/13/2018 (GitHub Repository). The advisory is shared at github.com. The identification of this vulnerability is CVE-2018-15141 since 08/07/2018. The attack may be initiated remotely. The requirement for exploitation is a simple authentication. Technical details as well as a public exploit are known. MITRE ATT&CK project uses the attack technique T1006 for this issue.

The exploit is available at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:portal/import_template.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 5.0.1.4 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Exploit-DB (45202). See VDB-122812 and VDB-122814 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Business Process Management Software

Name

• OpenEMR

Version

• 5.0.1.0
• 5.0.1.1
• 5.0.1.2
• 5.0.1.3

License

• open-source

Website

• Product: https://github.com/openemr/openemr/

CPE 2.3info

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CPE 2.2info

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If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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