CVE-2017-9807 Information

Description

An issue was discovered in the OpenWebif plugin through 1.2.4 for E2 open devices. The saveConfig function of \plugin/controllers/models/config.py\ performs an eval() call on the contents of the \key\ HTTP GET parameter. This allows an unauthenticated remote attacker to execute arbitrary Python code or OS commands via api/saveconfig.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.openwall.com/lists/oss-security/2017/10/02/4 http://www.securityfocus.com/bid/99232 https://census-labs.com/news/2017/10/02/e2openplugin-openwebif-saveconfig-remote-code-execution/ https://github.com/E2OpenPlugins/e2openplugin-OpenWebif/issues/620

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8