Critical severity · published Dec 8, 2021
CVE-2021-41030
An authentication bypass by capture-replay vulnerability [CWE-294] in FortiClient EMS versions 7.0.1 and below and 6.4.4 and below may allow an unauthenticated attacker to…
9.1
CVSS
1%
EPSS
No
On KEV
Description
An authentication bypass by capture-replay vulnerability [CWE-294] in FortiClient EMS versions 7.0.1 and below and 6.4.4 and below may allow an unauthenticated attacker to impersonate an existing user by intercepting and re-using valid SAML authentication messages.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 62% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FE
Forticlient Enterprise Management Server · Fortinet
6.2.0 through 6.2.9; 6.4.0 through 6.4.4; 7.0.0; 7.0.1 · source: NVD
Affected product
FE
Forticlient Enterprise Management Server
Fortinet
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-41030
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-41030
Patch
https://fortiguard.com/advisory/FG-IR-21-192
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