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computer vulnerability alert CVE-2017-3840

Cisco Secure Access Control System: open redirect

Synthesis of the vulnerability

An attacker can deceive the user of Cisco Secure Access Control System, in order to redirect him to a malicious site.
Impacted products: Secure ACS.
Severity: 1/4.
Creation date: 16/02/2017.
Identifiers: CERTFR-2017-AVI-052, cisco-sa-20170215-acs2, CVE-2017-3840, VIGILANCE-VUL-21866.

Description of the vulnerability

The Cisco Secure Access Control System product offers a web service.

However, the web service accepts to redirect the victim with no warning, to an external site indicated by the attacker.

An attacker can therefore deceive the user of Cisco Secure Access Control System, in order to redirect him to a malicious site.
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