CVE-2021-36176
MEDIUMCVSS 6.1/10EPSS 0.56%
Last modified
CVE-2021-36176 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Multiple uncontrolled resource consumption vulnerabilities in the web interface of FortiPortal before 6.0.6 may allow a single low-privileged user to induce a denial of service via multiple HTTP requests.. EPSS estimates a 0.56% chance of exploitation in the next 30 days.
Description
Multiple uncontrolled resource consumption vulnerabilities in the web interface of FortiPortal before 6.0.6 may allow a single low-privileged user to induce a denial of service via multiple HTTP requests.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Fortinet | Fortiportal | >= 4.0.0, < 6.0.6 |
References
- https://fortiguard.com/advisory/FG-IR-21-100Vendor Advisory
- https://fortiguard.com/advisory/FG-IR-21-100Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-36176?
Multiple uncontrolled resource consumption vulnerabilities in the web interface of FortiPortal before 6.0.6 may allow a single low-privileged user to induce a denial of service via multiple HTTP requests.
How severe is CVE-2021-36176?
CVE-2021-36176 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.56% probability of exploitation in the next 30 days.
How do I fix CVE-2021-36176?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-36170An information disclosure vulnerability [CWE-200] in FortiAn…3.2
- CVE-2021-36171The use of a cryptographically weak pseudo-random number gen…8.1
- CVE-2021-36172An improper restriction of XML external entity reference vul…8.1
- CVE-2021-36173A heap-based buffer overflow in the firmware signature verif…8.8
- CVE-2021-36174A memory allocation with excessive size value vulnerability …7.5
- CVE-2021-36175An improper neutralization of input vulnerability [CWE-79] i…5.4
- CVE-2021-36177An improper access control vulnerability [CWE-284] in FortiA…4.3
- CVE-2021-36178A insufficiently protected credentials in Fortinet FortiSDNC…6.5
- CVE-2021-36179A stack-based buffer overflow in Fortinet FortiWeb version 6…8.8
- CVE-2021-3618ALPACA is an application layer protocol content confusion at…7.4
- CVE-2021-36180Multiple improper neutralization of special elements used in…8.8
- CVE-2021-36181A concurrent execution using shared resource with improper S…3.1
Are you affected by CVE-2021-36176?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST