CVE-2021-26109

An integer overflow or wraparound vulnerability in the memory allocator of SSLVPN in FortiOS before 7.0.1 may allow an unauthenticated attacker to corrupt control data on the heap via specifically crafted requests to SSLVPN, resulting in potentially arbitrary code execution.

CVE-2021-26103

An insufficient verification of data authenticity vulnerability (CWE-345) in the user interface of FortiProxy verison 2.0.3 and below, 1.2.11 and below and FortiGate verison 7.0.0, 6.4.6 and below, 6.2.9 and below of SSL VPN portal may allow a remote, unauthenticated attacker to conduct a cross-sit...

CVE-2021-42757

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.

CVE-2021-24018

A buffer underwrite vulnerability in the firmware verification routine of FortiOS before 7.0.1 may allow an attacker located in the adjacent network to potentially execute arbitrary code via a specifically crafted firmware image.

CVE-2021-36173

A heap-based buffer overflow in the firmware signature verification function of FortiOS versions 7.0.1, 7.0.0, 6.4.0 through 6.4.6, 6.2.0 through 6.2.9, and 6.0.0 through 6.0.13 may allow an attacker to execute arbitrary code via specially crafted installation images.

CVE-2021-32600

An exposure of sensitive information to an unauthorized actor vulnerability in FortiOS CLI 7.0.0, 6.4.0 through 6.4.6, 6.2.0 through 6.2.9, 6.0.x and 5.6.x may allow a local and authenticated user assigned to a specific VDOM to retrieve other VDOMs information such as the admin account list and the...

CVE-2021-26108

A use of hard-coded cryptographic key vulnerability in the SSLVPN of FortiOS before 7.0.1 may allow an attacker to retrieve the key by reverse engineering.

CVE-2019-17656

A Stack-based Buffer Overflow vulnerability in the HTTPD daemon of FortiOS 6.0.10 and below, 6.2.2 and below and FortiProxy 1.0.x, 1.1.x, 1.2.9 and below, 2.0.0 and below may allow an authenticated remote attacker to crash the service by sending a malformed PUT request to the server. Fortinet is no...

CVE-2021-36169

A Hidden Functionality in Fortinet FortiOS 7.x before 7.0.1, FortiOS 6.4.x before 6.4.7 allows attacker to Execute unauthorized code or commands via specific hex read/write operations.

CVE-2020-15938

When traffic other than HTTP/S (eg: SSH traffic, etc...) traverses the FortiGate in version below 6.2.5 and below 6.4.2 on port 80/443, it is not redirected to the transparent proxy policy for processing, as it doesn't have a valid HTTP header.

CVE-2021-41024

A relative path traversal [CWE-23] vulnerabiltiy in FortiOS versions 7.0.0 and 7.0.1 and FortiProxy verison 7.0.0 may allow an unauthenticated, unauthorized attacker to inject path traversal character sequences to disclose sensitive information of the server via the GET request of the login page.

CVE-2021-24012

An improper following of a certificate's chain of trust vulnerability in FortiGate versions 6.4.0 to 6.4.4 may allow an LDAP user to connect to SSLVPN with any certificate that is signed by a trusted Certificate Authority.

CVE-2021-41019

An improper validation of certificate with host mismatch [CWE-297] vulnerability in FortiOS versions 6.4.6 and below may allow the connection to a malicious LDAP server via options in GUI, leading to disclosure of sensitive information, such as AD credentials.

CVE-2020-15937

An improper neutralization of input vulnerability in FortiGate version 6.2.x below 6.2.5 and 6.4.x below 6.4.1 may allow a remote attacker to perform a stored cross site scripting attack (XSS) via the IPS and WAF logs dashboard.

CVE-2021-26110

An improper access control vulnerability [CWE-284] in FortiOS autod daemon 7.0.0, 6.4.6 and below, 6.2.9 and below, 6.0.12 and below and FortiProxy 2.0.1 and below, 1.2.9 and below may allow an authenticated low-privileged attacker to escalate their privileges to super_admin via a specific crafted ...