A relative path traversal vulnerability (CWE-23) in FortiWAN version 4.5.7 and below, 4.4 all versions may allow a remote non-authenticated attacker to delete files on the system by sending a crafted POST request. In particular, deleting specific configuration files will reset the Admin password to its default value.

An OS command injection (CWE-78) vulnerability in FortiWAN version 4.5.7 and below Command Line Interface may allow a local, authenticated and unprivileged attacker to escalate their privileges to root via executing a specially-crafted command.An OS command injection (CWE-78) vulnerability in FortiWAN Command Line Interface may allow a local, authenticated and unprivileged attacker to escalate their privileges to root via executing a specially-crafted command.

UNSUPPORTED WHEN ASSIGNED An improper authentication vulnerability [CWE-287] in Fortinet FortiWAN version 5.2.0 through 5.2.1 and version 5.1.1 through 5.1.2 may allow an authenticated attacker to escalate his privileges via HTTP or HTTPs requests with crafted JWT token values.

UNSUPPORTED WHEN ASSIGNED A improper limitation of a pathname to a restricted directory ('path traversal') vulnerability [CWE-22] in Fortinet FortiWAN version 5.2.0 through 5.2.1 and version 5.1.1. through 5.1.2 may allow an authenticated attacker to read and delete arbitrary file of the system via crafted HTTP or HTTPs requests.

An improper neutralization of special elements used in an OS command vulnerability [CWE-78] in the management interface of FortiWAN 4.0.0 through 4.5.9 may allow an authenticated attacker to execute unauthorized commands via specifically crafted arguments to existing commands.

A use of a one-way hash with a predictable salt vulnerability [CWE-760] in FortiWAN before 4.5.9 may allow an attacker who has previously come in possession of the password file to potentially guess passwords therein stored.

An improper neutralization of input during web page generation vulnerability [CWE-79] in FortiWAN before 4.5.9 may allow an attacker to perform a stored cross-site scripting attack via specifically crafted HTTP requests.

A use of a broken or risky cryptographic algorithm vulnerability [CWE-327] in the Dynamic Tunnel Protocol of FortiWAN before 4.5.9 may allow an unauthenticated remote attacker to decrypt and forge protocol communication messages.

Multiple improper neutralization of special elements used in an OS command vulnerabilities (CWE-78) in the Web GUI of FortiWAN before 4.5.9 may allow an authenticated attacker to execute arbitrary commands on the underlying system's shell via specifically crafted HTTP requests.

Multiple improper neutralization of special elements used in an SQL command vulnerabilities in FortiWAN before 4.5.9 may allow an unauthenticated attacker to execute unauthorized code or commands via specifically crafted HTTP requests.

Multiple stack-based buffer overflow vulnerabilities [CWE-121] both in network daemons and in the command line interpreter of FortiWAN before 4.5.9 may allow an unauthenticated attacker to potentially corrupt control data in memory and execute arbitrary code via specifically crafted requests.

Cross-site scripting (XSS) vulnerability in Fortinet FortiWan (formerly AscernLink) before 4.2.5 allows remote attackers to inject arbitrary web script or HTML via the IP parameter to script/statistics/getconn.php.

Fortinet FortiWan (formerly AscernLink) before 4.2.5 allows remote authenticated users to obtain sensitive information from (1) a backup of the device configuration via script/cfgshow.php or (2) PCAP files via script/system/tcpdump.php.

Fortinet FortiWan (formerly AscernLink) before 4.2.5 allows remote authenticated users with access to the nslookup functionality to execute arbitrary commands with root privileges via the graph parameter to diagnosiscontrol.php.

The diagnosiscontrol.php page in Fortinet FortiWan (formerly AscernLink) before 4.2.5 allows remote authenticated users to download PCAP files via vectors related to the UserName GET parameter.

The linkreport/tmp/adminglobal page in Fortinet FortiWan (formerly AscernLink) before 4.2.5 allows remote authenticated users to discover administrator cookies via a GET request.