Medium severity · published Feb 8, 2021
CVE-2021-22122
An improper neutralization of input during web page generation in FortiWeb GUI interface 6.3.0 through 6.3.7 and version before 6.2.4 may allow an unauthenticated, remote attacker…
6.1
CVSS
10.5%
EPSS
No
On KEV
Description
An improper neutralization of input during web page generation in FortiWeb GUI interface 6.3.0 through 6.3.7 and version before 6.2.4 may allow an unauthenticated, remote attacker to perform a reflected cross site scripting attack (XSS) by injecting malicious payload in different vulnerable API end-points.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)10.5% · higher than 96% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FO
Fortiweb · Fortinet
through 6.2.3; 6.3.0 through 6.3.7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-22122
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-22122
Vendor Advisory
https://fortiguard.com/advisory/FG-IR-20-122
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