PSIRT Advisories

Monthly PSIRT Advisories

The following is a list of advisories for issues resolved in Fortinet products. The resolution of such issues is coordinated by the Fortinet Product Security Incident Response Team (PSIRT), a dedicated, global team that manages the receipt, investigation, and public reporting of information about security vulnerabilities and issues related to Fortinet products and services.  

For details of how to raise a PSIRT Issue with Fortinet, please see our PSIRT Policy here.

An URL redirection to untrusted site ('Open Redirect') [CWE-601] vulnerability in FortiWeb may allow an authenticated atta...

FortiWeb 6.4.1, 6.4.0, 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.15, 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.1, 6.3.0, 6.2.7, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0
Dec 07, 2021 Severity light-circle-logo light-circle-logo light-circle-logo light-circle-logo light-circle-logo Medium IR Number: FG-IR-21-168 CVE-2021-43064
Multiple relative path traversal vulnerabilities [CWE-23] in the API of FortiWeb may allow an authenticated attacker to re...

FortiWeb 6.4.1, 6.4.0, 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.15, 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.1, 6.3.0
Dec 07, 2021 Severity light-circle-logo light-circle-logo light-circle-logo light-circle-logo light-circle-logo High IR Number: FG-IR-21-156 CVE-2021-41026
An improper neutralization of input during web page generation vulnerability [CWE-79] in FortiWeb may allow an unauthentic...

FortiWeb 6.4.1, 6.4.0
Dec 07, 2021 Severity light-circle-logo light-circle-logo light-circle-logo light-circle-logo light-circle-logo Medium IR Number: FG-IR-21-139 CVE-2021-41015
Multiple improper neutralization of input during web page generation ('Cross-site Scripting') [CWE-79] in FortiWeb may all...

FortiWeb 6.4.1, 6.4.0, 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.15, 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.1, 6.3.0, 6.2.7, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0, 6.1.2, 6.1.1, 6.1.0, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0
Dec 07, 2021 Severity light-circle-logo light-circle-logo light-circle-logo light-circle-logo light-circle-logo Medium IR Number: FG-IR-21-118 CVE-2021-36188
An improper neutralization of input during web page generation vulnerability [CWE-79] in FortiWeb may allow an unauthentic...

FortiWeb 6.4.1, 6.4.0, 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.15, 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.1, 6.3.0, 6.2.7, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0
Dec 07, 2021 Severity light-circle-logo light-circle-logo light-circle-logo light-circle-logo light-circle-logo Medium IR Number: FG-IR-21-122 CVE-2021-43063
A stack-based buffer overflow vulnerability [CWE-121] in FortiWeb may allow an authenticated attacker to execute unauthori...

FortiWeb 6.4.1, 6.4.0
Dec 07, 2021 Severity light-circle-logo light-circle-logo light-circle-logo light-circle-logo light-circle-logo Medium IR Number: FG-IR-21-134 CVE-2021-41027
Multiple stack-based buffer overflows [CWE-121] in the API controllers of FortiWeb may allow an authenticated attacker to ...

FortiWeb 6.4.1, 6.4.0, 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.15, 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.1, 6.3.0
Dec 07, 2021 Severity light-circle-logo light-circle-logo light-circle-logo light-circle-logo light-circle-logo High IR Number: FG-IR-21-152 CVE-2021-36194
An improper access control vulnerability [CWE-284] in the Report Browse section of FortiWeb's Log & Report may allow an un...

FortiWeb 6.4.1, 6.4.0, 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.15, 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.1, 6.3.0
Dec 07, 2021 Severity light-circle-logo light-circle-logo light-circle-logo light-circle-logo light-circle-logo Medium IR Number: FG-IR-21-138 CVE-2021-41013
A heap-based buffer overflow [CWE-122] vulnerability in FortiWeb may allow an authenticated attacker to execute arbitrary ...

FortiWeb 6.4.1, 6.4.0, 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.16, 6.3.15, 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.1, 6.3.0, 6.2.7, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0
Dec 07, 2021 Severity light-circle-logo light-circle-logo light-circle-logo light-circle-logo light-circle-logo High IR Number: FG-IR-21-188 CVE-2021-43071
A stack-based buffer overflow [CWE-121] vulnerability in FortiWeb may allow an unauthenticated attacker to overwrite the c...

FortiWeb 6.4.0, 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.15, 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.1, 6.3.0, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0
Nov 02, 2021 Severity light-circle-logo light-circle-logo light-circle-logo light-circle-logo light-circle-logo High IR Number: FG-IR-21-119 CVE-2021-36186
An uncontrolled resource consumption vulnerability [CWE-400] in FortiWeb may allow an unauthenticated attacker to cause a ...

FortiWeb 6.4.0, 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.15, 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.1, 6.3.0, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0, 6.1.2, 6.1.1, 6.1.0, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0
Nov 02, 2021 Severity light-circle-logo light-circle-logo light-circle-logo light-circle-logo light-circle-logo Medium IR Number: FG-IR-21-039 CVE-2021-36187
Multiple stack-based buffer overflow vulnerabilities in FortiWeb CLI interface may allow an authenticated attacker to exec...

FortiWeb 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.1, 6.3.0, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0
Sep 07, 2021 Severity light-circle-logo light-circle-logo light-circle-logo light-circle-logo light-circle-logo High IR Number: FG-IR-20-206 CVE-2021-36179
Multiple improper neutralization of special elements vulnerabilities [CWE-89] used in a command in FortiWeb may allow an a...

FortiWeb 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.1, 6.3.0, 6.2.4
Sep 07, 2021 Severity light-circle-logo light-circle-logo light-circle-logo light-circle-logo light-circle-logo High IR Number: FG-IR-21-047 CVE-2021-36182
An OS command injection vulnerability in FortiWeb's management interface may allow a remote authenticated administrator to...

FortiWeb 6.4.1, 6.4.0, 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.15, 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.1, 6.3.0, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0
Aug 18, 2021 Severity light-circle-logo light-circle-logo light-circle-logo light-circle-logo light-circle-logo High IR Number: FG-IR-21-116 CVE-2021-22123
An OS command injection vulnerability in FortiWeb's management interface may allow a remote authenticated attacker to exec...

FortiWeb 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.1, 6.3.0, 6.2.3, 6.2.2, 6.2.1, 6.2.0
Jun 01, 2021 Severity light-circle-logo light-circle-logo light-circle-logo light-circle-logo light-circle-logo High IR Number: FG-IR-20-120 CVE-2021-22123