4 matches found
CVE-2020-12443
BigBlueButton before 2.2.6 allows remote attackers to read arbitrary files because the presfilename lowercase value can be a .pdf filename while the presFilename mixed case value has a ../ sequence. This can be leveraged for privilege escalation via a directory traversal to...
CVE-2020-12443
BigBlueButton before 2.2.6 allows remote attackers to read arbitrary files because the presfilename lowercase value can be a .pdf filename while the presFilename mixed case value has a ../ sequence. This can be leveraged for privilege escalation via a directory traversal to...
CVE-2020-12443
BigBlueButton before 2.2.6 allows remote attackers to read arbitrary files because the presfilename lowercase value can be a .pdf filename while the presFilename mixed case value has a ../ sequence. This can be leveraged for privilege escalation via a directory traversal to...
CVE-2020-12443
CVE-2020-12443 affects BigBlueButton before 2.2.6, allowing remote read of files via directory traversal: presfilename (lowercase) can be a .pdf while presFilename (mixed case) contains ../, enabling traversal to bigbluebutton.properties. The issue ties to an ineffective mitigation for CVE-2020-1...