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CVE-2018-1000658

8.8 · HIGH

LimeSurvey version prior to 3.14.4 contains a file upload vulnerability in upload functionality that can result in an attacker gaining code execution via webshell.

Published Sep 6, 2018CWE-434EPSS 2.14%

Overview

CVE-2018-1000658 is a high-severity vulnerability. It was published on September 6, 2018 and has a CVSS 3.0 base score of 8.8 (HIGH).

This vulnerability has a CVSS 3.0 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

LimeSurvey version prior to 3.14.4 contains a file upload vulnerability in upload functionality that can result in an attacker gaining code execution via webshell. This attack appear to be exploitable via an authenticated user uploading a zip archive which can contains malicious php files that can be called under certain circumstances. This vulnerability appears to have been fixed in after commit 91d143230eb357260a19c8424b3005deb49a47f7 / version 3.14.4.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

Frequently asked questions

What is CVE-2018-1000658?

CVE-2018-1000658 is a high-severity vulnerability. It was published on September 6, 2018 and has a CVSS 3.0 base score of 8.8 (HIGH).

How severe is CVE-2018-1000658?

This vulnerability has a CVSS 3.0 base score of 8.8, 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-2018-1000658?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2018-1000658?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2018-1000658 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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