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CVE-2017-8841

8.1 · HIGH
Published Jun 5, 2017 peplink CWE-22

Overview

CVE-2017-8841 is a high-severity vulnerability affecting peplink b305hw2_firmware. It was published on June 5, 2017 and has a CVSS 3.0 base score of 8.1 (HIGH).

This vulnerability has a CVSS 3.0 base score of 8.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from peplink. Update b305hw2_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status

Frequently Asked Questions

What is CVE-2017-8841?

CVE-2017-8841 is a high-severity vulnerability affecting peplink b305hw2_firmware. It was published on June 5, 2017 and has a CVSS 3.0 base score of 8.1 (HIGH).

How severe is CVE-2017-8841?

This vulnerability has a CVSS 3.0 base score of 8.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2017-8841?

Check the references section for vendor advisories and patches from peplink. Update b305hw2_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2017-8841?

CyberStrike's AI-powered security agents can automatically detect CVE-2017-8841 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.