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Computer vulnerabilities of Forefront Unified Access Gateway

security alert CVE-2018-12571

Microsoft Forefront Unified Access Gateway: vulnerability via External DNS Interaction

Synthesis of the vulnerability

A vulnerability via External DNS Interaction of Microsoft Forefront Unified Access Gateway was announced.
Severity: 2/4.
Creation date: 03/07/2018.
Identifiers: CVE-2018-12571, VIGILANCE-VUL-26597.
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Description of the vulnerability

A vulnerability via External DNS Interaction of Microsoft Forefront Unified Access Gateway was announced.
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computer weakness note CVE-2014-2779

Microsoft Malware Protection Engine: denial of service

Synthesis of the vulnerability

An attacker can send a malicious file to the Microsoft Malware Protection Engine, in order to trigger a denial of service.
Severity: 2/4.
Creation date: 18/06/2014.
Identifiers: 2974294, CVE-2014-2779, VIGILANCE-VUL-14908.
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Description of the vulnerability

The Microsoft Malware Protection Engine analyzes files searching for malware.

However, a malicious file locks this engine.

An attacker can therefore send a malicious file to the Microsoft Malware Protection Engine, in order to trigger a denial of service.
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weakness announce CVE-2012-0146 CVE-2012-0147

Microsoft Forefront Unified Access Gateway: two vulnerabilities

Synthesis of the vulnerability

An attacker can use two vulnerabilities of Microsoft Forefront Unified Access Gateway, in order to obtain information.
Severity: 2/4.
Number of vulnerabilities in this bulletin: 2.
Creation date: 11/04/2012.
Identifiers: 2663860, BID-52903, BID-52909, CERTA-2012-AVI-205, CVE-2012-0146, CVE-2012-0147, MS12-026, VIGILANCE-VUL-11528.
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Description of the vulnerability

The Microsoft Forefront Unified Access Gateway product provides remote access features. It is impacted by two vulnerabilities.

An attacker can send a link to the victim, which starts by the url of the Forefront Unified Access Gateway server, and which uses its redirection feature, in order to automatically redirect the victim to a malicious site. If this site has the same interface as FUAG, the victim can then enter sensitive data. [severity:2/4; BID-52903, CERTA-2012-AVI-205, CVE-2012-0146]

An attacker who is located on the external network can access to the FUAG default web site, in order to obtain information. [severity:2/4; BID-52909, CVE-2012-0147]

An attacker can therefore use two vulnerabilities of Microsoft Forefront Unified Access Gateway, in order to obtain information.
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weakness note CVE-2011-1895 CVE-2011-1896 CVE-2011-1897

Microsoft Forefront Unified Access Gateway: five vulnerabilities

Synthesis of the vulnerability

An attacker can use several vulnerabilities of Microsoft Forefront Unified Access Gateway, in order to create a Cross Site Scripting, to execute code, or to create a denial of service.
Severity: 3/4.
Number of vulnerabilities in this bulletin: 5.
Creation date: 12/10/2011.
Identifiers: 2544641, BID-49972, BID-49974, BID-49979, BID-49980, BID-49983, CVE-2011-1895, CVE-2011-1896, CVE-2011-1897, CVE-2011-1969, CVE-2011-2012, MS11-079, SA-20111012-0, VIGILANCE-VUL-11053.
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Description of the vulnerability

The Microsoft Forefront Unified Access Gateway product provides remote access features. It is impacted by five vulnerabilities.

An attacker can use a special HTTP query, which is split in two. Its second part can contain JavaScript code which is interpreted in the context of another web site. [severity:2/4; BID-49979, CVE-2011-1895]

An attacker can generate a Cross Site Scripting, in order to execute JavaScript code in the context of another web site. [severity:2/4; BID-49972, CVE-2011-1896]

An attacker can generate a Cross Site Scripting, in order to execute JavaScript code in the context of another web site. [severity:2/4; BID-49974, CVE-2011-1897]

The Forefront Unified Access Gateway server installs a Java applet on the computer of VPN clients. However, this applet contains a vulnerability which leads to code execution on the victim's computer. [severity:3/4; BID-49983, CVE-2011-1969, SA-20111012-0]

An attacker can use a special session cookie, in order to create a NULL pointer dereference error, which stops IIS. [severity:2/4; BID-49980, CVE-2011-2012]
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