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Vulnerability record · CVE-2017-8770 · published 20 September 2017

CVE-2017-8770: Twsz wifi repeater firmware information exposure vulnerability

Twsz · Wifi Repeater Firmware

There is LFD (local file disclosure) on BE126 WIFI repeater 1.0 devices that allows attackers to read the entire filesystem on the device via a crafted getpage parameter.

7.5 CVSS 3.0 High EPSS 10% · top 4.5% CWE-200 · Information exposure
7.5CVSS 3.0 base score, v2 7.8
10%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

There is LFD (local file disclosure) on BE126 WIFI repeater 1.0 devices that allows attackers to read the entire filesystem on the device via a crafted getpage parameter.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.digitalwhisper.co.il/files/Zines/0x56/DW86-1-RepeaterHack.pdf Technical DescriptionThird Party Advisory
https://www.exploit-db.com/exploits/42547/ ExploitThird Party AdvisoryVDB Entry
http://www.digitalwhisper.co.il/files/Zines/0x56/DW86-1-RepeaterHack.pdf Technical DescriptionThird Party Advisory
https://www.exploit-db.com/exploits/42547/ ExploitThird Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2017-8771Twsz wifi repeater firmware hard-coded credentials vulnerabilityOn BE126 WIFI repeater 1.0 devices, an attacker can log into telnet (which is open by default) with default credentials as root (username:"root" pass…EPSS 1.4%9.8CVE-2017-8772Twsz wifi repeater firmware hard-coded credentials vulnerabilityOn BE126 WIFI repeater 1.0 devices, an attacker can log into telnet (which is open by default) with default credentials as root (username:"root" pass…EPSS 1.4%8.8CVE-2017-13713Twsz wifi repeater firmware os command injection vulnerabilityT&W WIFI Repeater BE126 allows remote authenticated users to execute arbitrary code via shell metacharacters in the user parameter to cgi-bin/webupg.EPSS 9.1%5.9CVE-2025-68686FortiOS symbolic link patch bypass exposes sensitive informationFortiOS contains an information exposure flaw (CWE-200) that lets a remote unauthenticated attacker bypass the patch for the symbolic link persistenc…KEVEPSS 30%analysed7.5CVE-2026-20133Cisco Catalyst SD-WAN Manager insufficient file system restrictions expose dataCisco Catalyst SD-WAN Software has insufficient file system restrictions that let an attacker read sensitive files on the underlying operating system…KEVEPSS 32%analysed7.5CVE-2025-31125Vite dev server improper access control exposes arbitrary filesVite's dev server fails to restrict file access when a request uses the ?inline&import or ?raw?import query patterns, allowing content of files that …KEVEPSS 65%analysed5.5CVE-2026-20805Windows Desktop Window Manager information disclosureDesktop Windows Manager (DWM) in Microsoft Windows exposes sensitive information to an unauthorized actor, allowing a local attacker with existing ac…KEVEPSS 7.2%analysed7.5CVE-2021-41277Metabase custom GeoJSON map feature allows local file inclusionMetabase does not validate URLs supplied through the custom GeoJSON map setting (admin->settings->maps->custom maps->add a map) before loading them. …KEVEPSS 97%analysed

Source: NIST National Vulnerability Database (record CVE-2017-8770), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.