Обход многих IDS через Unicode (protection bypass)

Используя Unicode-кодирование во многих протоколах возможно обойти защиту IDS...

Cisco Secure IDS 2.0/3.0 / Snort 1.x / ISS RealSecure 5/6 / NFR 5.0 - Encoded IIS Detection Evasion

source: https://www.securityfocus.com/bid/3292/info The Microsoft IIS web server supports a non-standard method of encoding web requests. Because this method is non-standard, intrusion detection systems may not detect attacks encoded using this method. This vulnerability only affects intrusion...

CVE-2001-0709

Microsoft IIS 4.0 and before, when installed on a FAT partition, allows a remote attacker to obtain source code of ASP files via a URL encoded with Unicode...

CVE-2001-0709: Undefined Security Weakness

Microsoft IIS 4.0 and before, when installed on a FAT partition, allows a remote attacker to obtain source code of ASP files via a URL encoded with Unicode...

CVE-2001-0521

Aladdin eSafe Gateway versions 3.0 and earlier allows a remote attacker to circumvent HTML SCRIPT filtering via the UNICODE encoding of SCRIPT tags within the HTML document...

Обход Trend Micro AppletTrap (protection bypass)

Можно обойти защиту от Javascript Используя Unicode - кодировку...

CVE-2001-0521

CVE-2001-0521 affects Aladdin eSafe Gateway versions 3.0 and earlier. The issue allows a remote attacker to bypass the gateway’s HTML SCRIPT filtering by using Unicode-encoded SCRIPT tags within the HTML document. This describes a filtering bypass in the web gateway; the documents do not provide ...

CVE-2001-0521

Aladdin eSafe Gateway versions 3.0 and earlier allows a remote attacker to circumvent HTML SCRIPT filtering via the UNICODE encoding of SCRIPT tags within the HTML document...

CVE-2001-0521: Undefined Security Weakness

Aladdin eSafe Gateway versions 3.0 and earlier allows a remote attacker to circumvent HTML SCRIPT filtering via the UNICODE encoding of SCRIPT tags within the HTML document...

Aladdin Knowledge Systems eSafe Gateway 3.0 - Unicode Script-filtering Bypass

Aladdin Knowledge Systems eSafe Gateway 3.0 - Unicode Script-filtering Bypass source: https://www.securityfocus.com/bid/2801/info eSafe Gateway is a security utility used for filtering internet content. An html file may be crafted to bypass the script-filtering feature offered by eSafe Gateway...

Vulnerability discovered in SpearHead NetGap

Background --------------- SpearHead's NetGAP™ appliance physically disconnects a company's network from the Internet. The product consists of two separate computers, an Untrusted CPU and a Trusted CPU, that are never directly connected at any given time. NetGap™ includes a content checking engin...

Aladdin Knowledge Systems eSafe Gateway 3.0 - Unicode Script-filtering Bypass

source: https://www.securityfocus.com/bid/2801/info eSafe Gateway is a security utility used for filtering internet content. An html file may be crafted to bypass the script-filtering feature offered by eSafe Gateway. This is done by simply encoding the tag in Unicode format, such that the filter...

CVE-2000-0884

IIS 4.0 and 5.0 allows remote attackers to read documents outside of the web root, and possibly execute arbitrary commands, via malformed URLs that contain UNICODE encoded characters, aka the "Web Server Folder Traversal" vulnerability...