CVE-2020-3405
Last modified
CVE-2020-3405 is a high-severity vulnerability rated 7.3/10 on the CVSS scale. A vulnerability in the web UI of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to gain read and write access to information that is stored on an affected system. The vulnerability is due to improper handling of XML External Entity (XXE) entries when parsing certain XML files. EPSS estimates a 1.28% chance of exploitation in the next 30 days.
Description
A vulnerability in the web UI of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to gain read and write access to information that is stored on an affected system. The vulnerability is due to improper handling of XML External Entity (XXE) entries when parsing certain XML files. An attacker could exploit this vulnerability by persuading a user to import a crafted XML file with malicious entries. A successful exploit could allow the attacker to read and write files within the affected application.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Sd-Wan Firmware | <= 19.2.2 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-3405?
How severe is CVE-2020-3405?
How do I fix CVE-2020-3405?
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-2020-3399A vulnerability in the Control and Provisioning of Wireless …8.6
- CVE-2020-3400A vulnerability in the web UI feature of Cisco IOS XE Softwa…8.8
- CVE-2020-3401A vulnerability in the web-based management interface of Cis…6.5
- CVE-2020-3402A vulnerability in the Java Remote Method Invocation (RMI) i…7.5
- CVE-2020-3403A vulnerability in the CLI of Cisco IOS XE Software could al…7.8
- CVE-2020-3404A vulnerability in the persistent Telnet/Secure Shell (SSH) …7.8
- CVE-2020-3406A vulnerability in the web-based management interface of the…5.4
- CVE-2020-3407A vulnerability in the RESTCONF and NETCONF-YANG access cont…8.6
- CVE-2020-3408A vulnerability in the Split DNS feature of Cisco IOS Softwa…8.6
- CVE-2020-3409A vulnerability in the PROFINET feature of Cisco IOS Softwar…7.4
- CVE-2020-3410A vulnerability in the Common Access Card (CAC) authenticati…8.1
- CVE-2020-3411A vulnerability in Cisco DNA Center software could allow an …7.5
Are you affected by CVE-2020-3405?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST