Medium severity · published Jan 14, 2025
CVE-2024-54021
An Improper Neutralization of CRLF Sequences in HTTP Headers ('http response splitting') vulnerability [CWE-113] in Fortinet FortiOS 7.2.0 through 7.6.0, FortiProxy 7.2.0 through…
5.8
CVSS
0.8%
EPSS
No
On KEV
Description
An Improper Neutralization of CRLF Sequences in HTTP Headers ('http response splitting') vulnerability [CWE-113] in Fortinet FortiOS 7.2.0 through 7.6.0, FortiProxy 7.2.0 through 7.4.5 may allow a remote unauthenticated attacker to bypass the file filter via crafted HTTP headers.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 55% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FO
FortiOS · Fortinet
7.2.0 before 7.2.9; 7.4.0 before 7.4.5; 7.6.0 · source: NVD
FO
Fortiproxy · Fortinet
7.2.0 before 7.2.12; 7.4.0 before 7.4.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-54021
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-54021
Vendor Advisory
https://fortiguard.fortinet.com/psirt/FG-IR-24-282
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