Buffer overflow in Fortinet Fortios And Fortiproxy
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 VPN web portal allows a non-authenticated attacker to perform a Denial-of-service attack via special craft message payloads.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.018 (77.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
- Fortinet Fortios And Fortiproxy — versions FortiOS 6.0.0 through 6.0.4, 5.6.0 through 5.6.7, 5.4 and earlier and FortiProxy 2.0.0, 1.2.8 and earlier.
- Fortinet Fortios
- Fortinet Fortiproxy — versions 2.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- fortiguard.com/advisory/FG-IR-18-387 (Mitigation, Vendor Advisory)
- fortiguard.com/advisory/FG-IR-20-232 (Vendor Advisory)
Frequently asked questions
- What is CVE-2018-13381?
- CVE-2018-13381 is a medium-severity vulnerability in Fortinet Fortios And Fortiproxy, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.3/10. Published 2019-06-04.
- How severe is CVE-2018-13381?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2018-13381 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.