Cross-site scripting in SnapCreek Duplicator - CVE-2018-7543
Published: September 17, 2018
Vulnerability identifier: #VU14791
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2018-7543
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
Vulnerability allows a remote attacker to perform XSS attacks.
The vulnerability is caused by an input validation error in installer/build/view.step4.php of the SnapCreek Duplicator plugin 1.2.32 for WordPress when processing json parameter. A remote attacker can trick the victim to follow a specially specially crafted link and execute arbitrary HTML and script code in victim's browser in security context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Affected software
SnapCreek Duplicator
How to mitigate CVE-2018-7543
Install update from vendor's website.
SnapCreek Duplicator - update to 1.2.34