An improper neutralization of input during web page generation [CWE-79] in the FortiWeb web interface 7.0.0 through 7.0.3, 6.3.0 through 6.3.21, 6.4 all versions, 6.2 all versions, 6.1 all versions and 6.0 all versions may allow an unauthenticated and remote attacker to perform a reflected cross site scripting attack (XSS) via injecting malicious payload in log entries used to build report.

An incomplete filtering of one or more instances of special elements vulnerability [CWE-792] in the command line interpreter of FortiWeb version 6.4.0 through 6.4.1, FortiWeb version 6.3.0 through 6.3.17, FortiWeb all versions 6.2, FortiWeb all versions 6.1, FortiWeb all versions 6.0, FortiRecorder version 6.4.0 through 6.4.3, FortiRecorder all versions 6.0, FortiRecorder all versions 2.7 may allow an authenticated user to read arbitrary files via specially crafted command arguments.

A stack-based buffer overflow in Fortinet FortiWeb 6.4 all versions, FortiWeb versions 6.3.17 and earlier, FortiWeb versions 6.2.6 and earlier, FortiWeb versions 6.1.2 and earlier, FortiWeb versions 6.0.7 and earlier, FortiWeb versions 5.9.1 and earlier, FortiWeb 5.8 all versions, FortiWeb 5.7 all versions, FortiWeb 5.6 all versions allows attacker to execute unauthorized code or commands via specially crafted command arguments.

A heap-based buffer overflow in Fortinet FortiWeb version 7.0.0 through 7.0.1, FortiWeb version 6.3.0 through 6.3.19, FortiWeb 6.4 all versions, FortiWeb 6.2 all versions, FortiWeb 6.1 all versions allows attacker to escalation of privilege via specifically crafted arguments to existing commands.

A path traversal vulnerability [CWE-23] in the API of FortiWeb 7.0.0 through 7.0.1, 6.3.0 through 6.3.19, 6.4 all versions, 6.2 all versions, 6.1 all versions, 6.0 all versions may allow an authenticated attacker to retrieve specific parts of files from the underlying file system via specially crafted web requests.

An improper verification of cryptographic signature vulnerability [CWE-347] in FortiWeb 6.4 all versions, 6.3.16 and below, 6.2 all versions, 6.1 all versions, 6.0 all versions; FortiOS 7.0.3 and below, 6.4.8 and below, 6.2 all versions, 6.0 all versions; FortiSwitch 7.0.3 and below, 6.4.10 and below, 6.2 all versions, 6.0 all versions; FortiProxy 7.0.1 and below, 2.0.7 and below, 1.2 all versions, 1.1 all versions, 1.0 all versions may allow an attacker to decrypt portions of the administrative session management cookie if able to intercept the latter.

A condition for session fixation vulnerability [CWE-384] in the session management of FortiWeb versions 6.4 all versions, 6.3.0 through 6.3.16, 6.2.0 through 6.2.6, 6.1.0 through 6.1.2, 6.0.0 through 6.0.7, 5.9.0 through 5.9.1 may allow a remote, unauthenticated attacker to infer the session identifier of other users and possibly usurp their session.

Multiple stack-based buffer overflow vulnerabilities [CWE-121] in the proxy daemon of FortiWeb 5.x all versions, 6.0.7 and below, 6.1.2 and below, 6.2.6 and below, 6.3.16 and below, 6.4 all versions may allow an unauthenticated remote attacker to achieve arbitrary code execution via specifically crafted HTTP requests.

Multiple stack-based buffer overflows in the command line interpreter of FortiWeb before 6.4.2 may allow an authenticated attacker to achieve arbitrary code execution via specially crafted commands.

A improper neutralization of special elements used in an os command ('os command injection') in Fortinet FortiWeb version 6.4.1 and 6.4.0, version 6.3.15 and below, version 6.2.6 and below allows attacker to execute unauthorized code or commands via crafted HTTP requests.

An improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability [CWE-22] in FortiWeb management interface 6.4.1 and below, 6.3.15 and below, 6.2.x, 6.1.x, 6.0.x, 5.9.x and 5.8.x may allow an authenticated attacker to perform an arbitrary file and directory deletion in the device filesystem.

Multiple vulnerabilities in the authentication mechanism of confd in FortiWeb versions 6.4.1, 6.4.0, 6.3.0 through 6.3.15, 6.2.0 through 6.2.6, 6.1.0 through 6.1.2, 6.0.0 thorugh 6.0.7, including an instance of concurrent execution using shared resource with improper synchronization and one of authentication bypass by capture-replay, may allow a remote unauthenticated attacker to circumvent the authentication process and authenticate as a legitimate cluster peer.

A improper neutralization of input during web page generation ('cross-site scripting') in Fortinet FortiWeb version 6.4.1 and below, 6.3.15 and below allows attacker to execute unauthorized code or commands via crafted GET parameters in requests to login and error handlers

A unintended proxy or intermediary ('confused deputy') in Fortinet FortiWeb version 6.4.1 and below, 6.3.15 and below allows an unauthenticated attacker to access protected hosts via crafted HTTP requests.

A uncontrolled resource consumption in Fortinet FortiWeb version 6.4.1 and below, 6.3.15 and below allows an unauthenticated attacker to make the httpsd daemon unresponsive via huge HTTP packets

A url redirection to untrusted site ('open redirect') in Fortinet FortiWeb version 6.4.1 and below, 6.3.15 and below allows attacker to use the device as proxy via crafted GET parameters in requests to error handlers

A missing cryptographic steps vulnerability in the function that encrypts users' LDAP and RADIUS credentials in FortiSandbox before 4.0.1, FortiWeb before 6.3.12, FortiADC before 6.2.1, FortiMail 7.0.1 and earlier may allow an attacker in possession of the password store to compromise the confidentiality of the encrypted secrets.

A buffer overflow [CWE-121] in the TFTP client library of FortiOS before 6.4.7 and FortiOS 7.0.0 through 7.0.2, may allow an authenticated local attacker to achieve arbitrary code execution via specially crafted command line arguments.

Multiple improper neutralization of special elements used in a command vulnerabilities [CWE-77] in FortiWeb management interface 6.4.1 and below, 6.3.15 and below, 6.2.5 and below may allow an authenticated attacker to execute unauthorized code or commands via crafted parameters of HTTP requests.

An improper neutralization of input vulnerability [CWE-79] in FortiWebManager versions 6.2.3 and below, 6.0.2 and below may allow a remote authenticated attacker to inject malicious script/tags via the name/description/comments parameter of various sections of the device.