Vulnerabilities > Fortinet > Fortios > 5.6.9

DATE CVE VULNERABILITY TITLE RISK
2024-12-19 CVE-2020-12820 Out-of-bounds Write vulnerability in Fortinet Fortios
Under non-default configuration, a stack-based buffer overflow in FortiOS version 6.0.10 and below, version 5.6.12 and below may allow a remote attacker authenticated to the SSL VPN to crash the FortiClient NAC daemon (fcnacd) and potentially execute arbitrary code via requesting a large FortiClient file name.
network
low complexity
fortinet CWE-787
8.8
2024-12-19 CVE-2020-12819 Out-of-bounds Write vulnerability in Fortinet Fortios
A heap-based buffer overflow vulnerability in the processing of Link Control Protocol messages in FortiGate versions 5.6.12, 6.0.10, 6.2.4 and 6.4.1 and earlier may allow a remote attacker with valid SSL VPN credentials to crash the SSL VPN daemon by sending a large LCP packet, when tunnel mode is enabled.
network
high complexity
fortinet CWE-787
7.5
2024-05-14 CVE-2023-45583 Unspecified vulnerability in Fortinet products
A use of externally-controlled format string in Fortinet FortiProxy versions 7.2.0 through 7.2.5, 7.0.0 through 7.0.11, 2.0.0 through 2.0.13, 1.2.0 through 1.2.13, 1.1.0 through 1.1.6 FortiPAM versions 1.1.0, 1.0.0 through 1.0.3 FortiOS versions 7.4.0, 7.2.0 through 7.2.5, 7.0.0 through 7.0.13, 6.4.0 through 6.4.14, 6.2.0 through 6.2.15 FortiSwitchManager versions 7.2.0 through 7.2.2, 7.0.0 through 7.0.2 allows attacker to execute unauthorized code or commands via specially crafted cli commands and http requests.
network
low complexity
fortinet
7.2
2023-06-13 CVE-2023-33305 Infinite Loop vulnerability in Fortinet Fortios and Fortiproxy
A loop with unreachable exit condition ('infinite loop') in Fortinet FortiOS version 7.2.0 through 7.2.4, FortiOS version 7.0.0 through 7.0.10, FortiOS 6.4 all versions, FortiOS 6.2 all versions, FortiOS 6.0 all versions, FortiProxy version 7.2.0 through 7.2.3, FortiProxy version 7.0.0 through 7.0.9, FortiProxy 2.0 all versions, FortiProxy 1.2 all versions, FortiProxy 1.1 all versions, FortiProxy 1.0 all versions, FortiWeb version 7.2.0 through 7.2.1, FortiWeb version 7.0.0 through 7.0.6, FortiWeb 6.4 all versions, FortiWeb 6.3 all versions allows attacker to perform a denial of service via specially crafted HTTP requests.
network
low complexity
fortinet CWE-835
6.5
2023-01-02 CVE-2022-42475 Out-of-bounds Write vulnerability in Fortinet Fortios
A heap-based buffer overflow vulnerability [CWE-122] in FortiOS SSL-VPN 7.2.0 through 7.2.2, 7.0.0 through 7.0.8, 6.4.0 through 6.4.10, 6.2.0 through 6.2.11, 6.0.15 and earlier and FortiProxy SSL-VPN 7.2.0 through 7.2.1, 7.0.7 and earlier may allow a remote unauthenticated attacker to execute arbitrary code or commands via specifically crafted requests.
network
low complexity
fortinet CWE-787
critical
9.8
2022-08-05 CVE-2022-22299 Use of Externally-Controlled Format String vulnerability in Fortinet products
A format string vulnerability [CWE-134] in the command line interpreter of FortiADC version 6.0.0 through 6.0.4, FortiADC version 6.1.0 through 6.1.5, FortiADC version 6.2.0 through 6.2.1, FortiProxy version 1.0.0 through 1.0.7, FortiProxy version 1.1.0 through 1.1.6, FortiProxy version 1.2.0 through 1.2.13, FortiProxy version 2.0.0 through 2.0.7, FortiProxy version 7.0.0 through 7.0.1, FortiOS version 6.0.0 through 6.0.14, FortiOS version 6.2.0 through 6.2.10, FortiOS version 6.4.0 through 6.4.8, FortiOS version 7.0.0 through 7.0.2, FortiMail version 6.4.0 through 6.4.5, FortiMail version 7.0.0 through 7.0.2 may allow an authenticated user to execute unauthorized code or commands via specially crafted command arguments.
local
low complexity
fortinet CWE-134
7.8
2022-07-18 CVE-2022-23438 Cross-site Scripting vulnerability in Fortinet Fortios
An improper neutralization of input during web page generation ('Cross-site Scripting') [CWE-79] vulnerability in FortiOS version 7.0.5 and prior and 6.4.9 and prior may allow an unauthenticated remote attacker to perform a reflected cross site scripting (XSS) attack in the captive portal authentication replacement page.
network
low complexity
fortinet CWE-79
6.1
2022-07-18 CVE-2021-42755 Integer Overflow or Wraparound vulnerability in Fortinet products
An integer overflow / wraparound vulnerability [CWE-190] in FortiSwitch 7.0.2 and below, 6.4.9 and below, 6.2.x, 6.0.x; FortiRecorder 6.4.2 and below, 6.0.10 and below; FortiOS 7.0.2 and below, 6.4.8 and below, 6.2.10 and below, 6.0.x; FortiProxy 7.0.0, 2.0.6 and below, 1.2.x, 1.1.x, 1.0.x; FortiVoiceEnterprise 6.4.3 and below, 6.0.10 and below dhcpd daemon may allow an unauthenticated and network adjacent attacker to crash the dhcpd deamon, resulting in potential denial of service.
low complexity
fortinet CWE-190
4.3
2022-05-04 CVE-2021-43206 Information Exposure Through an Error Message vulnerability in Fortinet Fortios and Fortiproxy
A server-generated error message containing sensitive information in Fortinet FortiOS 7.0.0 through 7.0.3, 6.4.0 through 6.4.8, 6.2.x, 6.0.x and FortiProxy 7.0.0 through 7.0.1, 2.0.x allows malicious webservers to retrieve a web proxy's client username and IP via same origin HTTP requests triggering proxy-generated HTTP status codes pages.
network
low complexity
fortinet CWE-209
4.3
2022-03-01 CVE-2020-15936 Improper Input Validation vulnerability in Fortinet Fortios
A improper input validation in Fortinet FortiGate version 6.4.3 and below, version 6.2.5 and below, version 6.0.11 and below, version 5.6.13 and below allows attacker to disclose sensitive information via SNI Client Hello TLS packets.
low complexity
fortinet CWE-20
4.5