High severity · published Jun 4, 2019
CVE-2018-13381
A buffer overflow vulnerability in Fortinet FortiOS 6.0.0 through 6.0.4, 5.6.0 through 5.6.7, 5.4 and earlier versions and FortiProxy 2.0.0, 1.2.8 and earlier versions under SSL…
7.5
CVSS
1.8%
EPSS
No
On KEV
Description
A buffer overflow vulnerability in Fortinet FortiOS 6.0.0 through 6.0.4, 5.6.0 through 5.6.7, 5.4 and earlier versions and FortiProxy 2.0.0, 1.2.8 and earlier versions under SSL VPN web portal allows a non-authenticated attacker to perform a Denial-of-service attack via special craft message payloads.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.8% · higher than 78% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FO
FortiOS · Fortinet
through 5.2.14; 5.4.0 through 5.4.12; 5.6.0 through 5.6.10; 6.0.0 through 6.0.4 · source: NVD
FO
Fortiproxy · Fortinet
through 1.2.8; 2.0.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-13381
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-13381
Mitigation
https://fortiguard.com/advisory/FG-IR-18-387
Vendor Advisory
https://fortiguard.com/advisory/FG-IR-20-232
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