Server-side request forgery in OfficeScan - #VU9345
Published: November 15, 2017 / Updated: November 16, 2017
Vulnerability identifier: #VU9345
CSH Severity: Medium
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:L/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-918
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform SSRF attack.
The vulnerability exists due to improper input validation of data passed via the "url" HTTP GET parameter to "/officescan/console/html/Widget/help_proxy.php" script. A remote attacker can create a specially crafted link, trick the victim into opening it and perform SSRF attack.
Successful exploitation of the vulnerability may allow an attacker to perform arbitrary HTTP requests to external and internal servers.
Exploitation example:
The vulnerability exists due to improper input validation of data passed via the "url" HTTP GET parameter to "/officescan/console/html/Widget/help_proxy.php" script. A remote attacker can create a specially crafted link, trick the victim into opening it and perform SSRF attack.
Successful exploitation of the vulnerability may allow an attacker to perform arbitrary HTTP requests to external and internal servers.
Exploitation example:
https://[host]:4343/officescan/console/html/Widget/help_proxy.php?url=http://<REQUESTED-IP>:8080
Affected software
OfficeScan
Remediation
Install update form vendor's website:
OfficeScan XG update
OfficeScan XG update