CVE-2020-3521
Last modified
CVE-2020-3521 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A vulnerability in a specific REST API of Cisco Data Center Network Manager (DCNM) Software could allow an authenticated, remote attacker to conduct directory traversal attacks on an affected device. The vulnerability is due to insufficient validation of user-supplied input to the API. EPSS estimates a 1.79% chance of exploitation in the next 30 days.
Description
A vulnerability in a specific REST API of Cisco Data Center Network Manager (DCNM) Software could allow an authenticated, remote attacker to conduct directory traversal attacks on an affected device. The vulnerability is due to insufficient validation of user-supplied input to the API. An attacker with a low-privileged account could exploit this vulnerability by sending a crafted request to the API. A successful exploit could allow the attacker to read arbitrary files on the affected system.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Data Center Network Manager | < 11.4\(1\) |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-3521?
How severe is CVE-2020-3521?
How do I fix CVE-2020-3521?
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 2020
- CVE-2020-35204Reflected XSS in Quest Policy Authority version 8.1.2.200 al…6.1
- CVE-2020-35205Server Side Request Forgery (SSRF) in Web Compliance Manager…9.8
- CVE-2020-35206Reflected XSS in Web Compliance Manager in Quest Policy Auth…6.1
- CVE-2020-35207An issue was discovered in the LogMein LastPass Password Man…5.7
- CVE-2020-35208An issue was discovered in the LogMein LastPass Password Man…5.7
- CVE-2020-35209An issue in Atomix v3.1.5 allows unauthorized Atomix nodes t…7.5
- CVE-2020-35210A vulnerability in Atomix v3.1.5 allows attackers to cause a…6.5
- CVE-2020-35211An issue in Atomix v3.1.5 allows unauthorized Atomix nodes t…7.5
- CVE-2020-35213An issue in Atomix v3.1.5 allows attackers to cause a denial…8.1
- CVE-2020-35214An issue in Atomix v3.1.5 allows a malicious Atomix node to …8.1
- CVE-2020-35215An issue in Atomix v3.1.5 allows attackers to access sensiti…6.5
- CVE-2020-35216An issue in Atomix v3.1.5 allows attackers to cause a denial…5.9
Are you affected by CVE-2020-3521?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST