Type Confusion in PHPlist - CVE-2020-8547
Published: February 3, 2020 / Updated: August 8, 2020
Vulnerability identifier: #VU34841
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-8547
CWE-ID: CWE-843
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
phpList 3.5.0 allows type juggling for admin login bypass because == is used instead of === for password hashes, which mishandles hashes that begin with 0e followed by exclusively numerical characters.
Affected software
PHPlist
How to mitigate CVE-2020-8547
Install update from vendor's website.