#VU7522 Cross-site scripting in Ivanti Policy Secure (formerly Pulse Policy Secure) and Ivanti Connect Secure (formerly Pulse Connect Secure) - CVE-2017-11196

Vulnerability identifier: #VU7522

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: CVE-2017-11196

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Ivanti Policy Secure (formerly Pulse Policy Secure)
Server applications / Remote access servers, VPN
Ivanti Connect Secure (formerly Pulse Connect Secure)
Server applications / Remote access servers, VPN

Vendor: Ivanti

Description

The disclosed vulnerability allows a remote administrator to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in 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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Ivanti Policy Secure (formerly Pulse Policy Secure): before 5.2R9.1

Ivanti Connect Secure (formerly Pulse Connect Secure): before 8.0R17.0

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External links
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40771

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.