CVE-2021-32598: fortinet fortianalyzer HTTP Request/Response Smuggling
Vulnerability summary
CVE-2021-32598 is a medium (CVSS 4.3) HTTP Request/Response Smuggling vulnerability in fortinet fortianalyzer. EPSS estimates a 0.77% chance of exploitation in the next 30 days, higher than 54.9% of scored vulnerabilities.
Timeline
- 05-08-2021PublishedVulnerability first disclosed.
- 25-10-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
3 scores · 2 sources · 2 versions- NVDNIST4.3MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
EPSS trend
Probability
0.77%
Chance of exploitation in the next 30 days
Percentile
55%
Versus all other CVEs
30-day change
0.00 pp
From 0.77% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Fortinet3 products
- fortianalyzer≥ 5.6.0, < 7.0.1
- fortimanager≥ 5.6.0, < 7.0.1
- fortinet fortianalyzer, fortimanagerFortiAnalyzer 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
1 vendor · 3 products