CVE-2017-17411 EXPLOIT
9.8
CRITICAL · CVSS 3.0 · EPSS 87.9% (pctl 100)
Patch early
A public exploit exists.
Description
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Linksys WVBR0. Authentication is not required to exploit this vulnerability. The specific flaw exists within the web management portal. The issue lies in the lack of proper validation of user data before executing a system call. An attacker could leverage this vulnerability to execute code with root privileges. Was ZDI-CAN-4892.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 87.93% — more likely to be exploited than 100% of all CVEs |
| Weakness | CWE-78 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2017-12-21 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| linksys | wvbr0 |
| linksys | wvbr0 firmware |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Linksys WVBR0-25 - User-Agent Command Execution (Metasploit) | 2018-01-04 |
| exploit-db | Linksys WVBR0 - 'User-Agent' Remote Command Injection | 2017-12-14 |
References
- http://www.securityfocus.com/bid/102212
- https://github.com/rapid7/metasploit-framework/pull/9336
- https://www.exploit-db.com/exploits/43363/
- https://www.exploit-db.com/exploits/43429/
- https://zerodayinitiative.com/advisories/ZDI-17-973
- http://www.securityfocus.com/bid/102212
- https://github.com/rapid7/metasploit-framework/pull/9336
- https://www.exploit-db.com/exploits/43363/
- https://www.exploit-db.com/exploits/43429/
- https://zerodayinitiative.com/advisories/ZDI-17-973
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