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Vulnerability record · CVE-2017-8841 · published 5 June 2017

CVE-2017-8841: Peplink b305hw2 firmware path traversal vulnerability

Peplink · B305hw2 Firmware

Arbitrary file deletion exists on Peplink Balance 305, 380, 580, 710, 1350, and 2500 devices with firmware before fw-b305hw2_380hw6_580hw2_710hw3_1350hw2_2500-7.0.1-build2093. The attack methodology is absolute path traversal in cgi-bin/MANGA/firmware_process.cgi via the upfile.path parameter.

8.1 CVSS 3.0 High EPSS 3.7% · top 10.6% CWE-22 · Path traversal
8.1CVSS 3.0 base score, v2 7.5
3.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
6Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

Arbitrary file deletion exists on Peplink Balance 305, 380, 580, 710, 1350, and 2500 devices with firmware before fw-b305hw2_380hw6_580hw2_710hw3_1350hw2_2500-7.0.1-build2093. The attack methodology is absolute path traversal in cgi-bin/MANGA/firmware_process.cgi via the upfile.path parameter.

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

Affected products

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

References

LinkTags
http://seclists.org/bugtraq/2017/Jun/1 Mailing ListThird Party Advisory
https://www.exploit-db.com/exploits/42130/
https://www.x41-dsec.de/lab/advisories/x41-2017-005-peplink/ Third Party Advisory
http://seclists.org/bugtraq/2017/Jun/1 Mailing ListThird Party Advisory
https://www.exploit-db.com/exploits/42130/
https://www.x41-dsec.de/lab/advisories/x41-2017-005-peplink/ Third Party Advisory

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Related vulnerabilities

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

9.8CVE-2017-8835Peplink Balance routers SQL injection via bauth cookiePeplink Balance 305, 380, 580, 710, 1350 and 2500 devices running firmware before 7.0.1-build2093 contain a SQL injection in cgi-bin/MANGA/admin.cgi …EPSS 62%analysed9.8CVE-2017-8837Peplink b305hw2 firmware insufficiently protected credentials vulnerabilityCleartext password storage exists on Peplink Balance 305, 380, 580, 710, 1350, and 2500 devices with firmware before fw-b305hw2_380hw6_580hw2_710hw3_…EPSS 4.9%8.8CVE-2017-8836Peplink b305hw2 firmware cross-site request forgery vulnerabilityCSRF exists on Peplink Balance 305, 380, 580, 710, 1350, and 2500 devices with firmware before fw-b305hw2_380hw6_580hw2_710hw3_1350hw2_2500-7.0.1-bui…EPSS 1.9%6.1CVE-2017-8838Peplink b305hw2 firmware cross-site scripting vulnerabilityXSS via syncid exists on Peplink Balance 305, 380, 580, 710, 1350, and 2500 devices with firmware before fw-b305hw2_380hw6_580hw2_710hw3_1350hw2_2500…EPSS 1.8%6.1CVE-2017-8839Peplink b305hw2 firmware cross-site scripting vulnerabilityXSS via orig_url exists on Peplink Balance 305, 380, 580, 710, 1350, and 2500 devices with firmware before fw-b305hw2_380hw6_580hw2_710hw3_1350hw2_25…EPSS 1.8%5.3CVE-2017-8840Peplink b305hw2 firmware information exposure vulnerabilityDebug information disclosure exists on Peplink Balance 305, 380, 580, 710, 1350, and 2500 devices with firmware before fw-b305hw2_380hw6_580hw2_710hw…EPSS 3.6%9.8CVE-2026-93616Checkpoint multi-domain security management path traversal vulnerabilityA directory traversal and file upload vulnerability allows an unauthenticated attacker to upload and execute arbitrary scripts on Check Point Managem…KEVEPSS 20%10.0CVE-2026-85706GitLab CE/EE repository commits API path traversal allows unauthenticated file readGitLab CE/EE contains improper path confinement and missing authentication enforcement in the repository commits API, allowing an unauthenticated use…KEVEPSS 91%analysed

Source: NIST National Vulnerability Database (record CVE-2017-8841), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.