PT-2017-14772 · Linksys · Linksys Wvbr0

Headlesszeke · Published 2017-12-18 · Updated 2018-08-28 · CVE-2017-17411

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Linksys WVBR0 (affected versions not specified)

Description This issue allows remote attackers to execute arbitrary code on vulnerable installations. Authentication is not required to exploit this issue. The flaw exists within the web management portal due to the lack of proper validation of user data before executing a system call. An attacker could leverage this issue to execute code with root privileges.

Recommendations At the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2017-17411

ZDI-17-973

Affected Products

Linksys Wvbr0

References · 8

• 🔥 https://github.com/rapid7/metasploit-framework/pull/9336 · Exploit
• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/linksys_wvbr0_user_agent_exec_noauth.rb · Exploit
• 🔥 https://exploit-db.com/exploits/43429 · Exploit
• 🔥 https://exploit-db.com/exploits/43363 · Exploit
• https://osv.dev/vulnerability/CVE-2017-17411 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-17-973 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2017-17411 · Security Note
• http://securityfocus.com/bid/102212 · Note