Vulnerability in Fortinet Fortianalyzer
CVE-2021-32598
An improper neutralization of CRLF sequences in HTTP headers ('HTTP Response Splitting') vulnerability In FortiManager and FortiAnalyzer GUI 7.0.0, 6.4.6 and below, 6.2.8 and below, 6.0.11 and below, 5.6.11 and below may allow an authenticated and remote attacker to perform an HTTP request splitting attack which gives attackers control of the remaining headers and body of the response.
Vulnerability class: HTTP Request Smuggling
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.008 (53.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 53.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- Fortinet Fortianalyzer
- Fortinet Fortimanager
- Fortinet Fortianalyzer, Fortimanager — versions FortiAnalyzer 7.0.0, 6.4.6 and below, 6.2.8 and below, 6.0.11 and below, 5.6.11 and below; FortiManager 7.0.0, 6.4.6 and below, 6.2.8 and below, 6.0.11 and below, 5.6.11 and below
Weakness classification (CWE)
References
- fortiguard.com/advisory/FG-IR-21-063 (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-32598?
- CVE-2021-32598 is a medium-severity vulnerability in Fortinet Fortianalyzer, classified under Inconsistent Interpretation of HTTP Requests (HTTP Request/Response Smuggling). CVSS score: 4.3/10. Published 2021-08-05.
- How severe is CVE-2021-32598?
- Medium severity. CVSS v3 base score is 4.3 out of 10.