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Vulnerability DatabaseCVE-2017-20062
CVE-2017-20062:
PHP vulnerability analysis and mitigation
Overview
ThinkPHP "noneCms" contains a remote code execution vulnerability (CVE-2018-20062) that allows attackers to execute arbitrary code through crafted use of the filter parameter. The vulnerability was discovered and added to CISA's Known Exploited Vulnerabilities catalog on November 3, 2021 (CISA KEV).
Technical details
The vulnerability is classified with CWE-20 (Improper Input Validation) and allows remote code execution through manipulation of the filter parameter. The vulnerability affects ThinkPHP's "noneCms" component and requires crafted requests to exploit (SecurityWeek).
Impact
When successfully exploited, this vulnerability allows attackers to execute arbitrary system commands on affected systems. The vulnerability has been observed being exploited by the Lucifer malware for cryptojacking and DDoS attacks as part of a larger attack chain (Threatpost).
Mitigation and workarounds
Organizations are strongly advised to apply available patches and updates to affected systems. CISA has set a remediation due date of May 3, 2022, for federal agencies to address this vulnerability (CISA KEV).
Additional resources
Source: This report was generated using AI
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