CVEvulnerability
CVE-2021-26088
9.6 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2021-07-12
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.1 HIGH — CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
- CVSS 3.1 ([email protected])
- 9.6 CRITICAL — CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 5.8 MEDIUM — AV:A/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-287
Description
An improper authentication vulnerability in FSSO Collector version 5.0.295 and below may allow an unauthenticated user to bypass a FSSO firewall policy and access the protected network via sending specifically crafted UDP login notification packets.
Affected configurations
• fortinet fortinet single sign-on (< 6.4.6)
• fortinet fortinet single sign-on (>= 7.0.0 < 7.0.1)
Related
Weakness · CWE (1)
- CWE-287 Improper Authentication weakness
References
- https://fortiguard.com/advisory/FG-IR-20-191 Vendor Advisory
- https://fortiguard.com/advisory/FG-IR-20-191 Vendor Advisory