Cross-site scripting in BackupPC - CVE-2011-5081
Published: February 18, 2012 / Updated: August 11, 2020
Vulnerability identifier: #VU44261
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2011-5081
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: CBARRATT
Affected software:
BackupPC
BackupPC
Detailed vulnerability description
Vulnerability allows a remote attacker to perform XSS attacks.
The vulnerability is caused by an input validation error in RestoreFile.pm in BackupPC 3.1.0, 3.2.1, and possibly other earlier versions when processing share parameter in a RestoreFile action to index.cgi. A remote attacker can trick the victim to follow a 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.
How to mitigate CVE-2011-5081
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.