CVE-2021-43076
Last modified
CVE-2021-43076 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. An improper privilege management vulnerability [CWE-269] in FortiADC versions 6.2.1 and below, 6.1.5 and below, 6.0.4 and below, 5.4.5 and below and 5.3.7 and below may allow a remote authenticated attacker with restricted user profile to modify the system files using the shell access.. EPSS estimates a 0.44% chance of exploitation in the next 30 days.
Description
An improper privilege management vulnerability [CWE-269] in FortiADC versions 6.2.1 and below, 6.1.5 and below, 6.0.4 and below, 5.4.5 and below and 5.3.7 and below may allow a remote authenticated attacker with restricted user profile to modify the system files using the shell access.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Fortinet | Fortiadc | >= 5.3.0, <= 5.3.7 |
| Fortinet | Fortiadc | >= 5.4.0, <= 5.4.5 |
| Fortinet | Fortiadc | >= 6.0.0, <= 6.0.4 |
| Fortinet | Fortiadc | >= 6.1.0, <= 6.1.5 |
| Fortinet | Fortiadc | 6.2.0 |
| Fortinet | Fortiadc | 6.2.1 |
References
- https://fortiguard.com/psirt/FG-IR-21-215Vendor Advisory
- https://fortiguard.com/psirt/FG-IR-21-215Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-43076?
How severe is CVE-2021-43076?
How do I fix CVE-2021-43076?
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-2021-43070Multiple relative path traversal vulnerabilities [CWE-23] in…6.5
- CVE-2021-43071A heap-based buffer overflow in Fortinet FortiWeb version 6.…8.8
- CVE-2021-43072A buffer copy without checking size of input ('classic buffe…6.7
- CVE-2021-43073A improper neutralization of special elements used in an os …8.8
- CVE-2021-43074An improper verification of cryptographic signature vulnerab…4.3
- CVE-2021-43075A improper neutralization of special elements used in an os …8.8
- CVE-2021-43077A improper neutralization of special elements used in an sql…8.8
- CVE-2021-43078Rejected reason: Not used
- CVE-2021-43079Rejected reason: Not used
- CVE-2021-4308A vulnerability was found in WebPA up to 3.1.1. It has been …9.8
- CVE-2021-43080An improper neutralization of input during web page generati…5.4
- CVE-2021-43081An improper neutralization of input during web page generati…6.1
Are you affected by CVE-2021-43076?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST