CVE-2020-11491
MEDIUMCVSS 4.9/10EPSS 7.87%
Last modified
CVE-2020-11491 is a medium-severity vulnerability rated 4.9/10 on the CVSS scale. Monitoring::Logs in Zen Load Balancer 3.10.1 allows remote authenticated admins to conduct absolute path traversal attacks, as demonstrated by a filelog=/etc/shadow request to index.cgi.. EPSS estimates a 7.87% chance of exploitation in the next 30 days.
Description
Monitoring::Logs in Zen Load Balancer 3.10.1 allows remote authenticated admins to conduct absolute path traversal attacks, as demonstrated by a filelog=/etc/shadow request to index.cgi.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Zevenet | Zen Load Balancer | 3.10.1 |
References
- http://code610.blogspot.com/2020/03/pentesting-zen-load-balancer-quick.htmlExploit, Third Party Advisory
- https://github.com/c610/tmp/blob/master/zenload4patreons.zipExploit, Third Party Advisory
- http://code610.blogspot.com/2020/03/pentesting-zen-load-balancer-quick.htmlExploit, Third Party Advisory
- https://github.com/c610/tmp/blob/master/zenload4patreons.zipExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-11491?
Monitoring::Logs in Zen Load Balancer 3.10.1 allows remote authenticated admins to conduct absolute path traversal attacks, as demonstrated by a filelog=/etc/shadow request to index.cgi.
How severe is CVE-2020-11491?
CVE-2020-11491 has a CVSS score of 4.9/10 (MEDIUM severity). The EPSS model estimates a 7.87% probability of exploitation in the next 30 days.
How do I fix CVE-2020-11491?
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.
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Are you affected by CVE-2020-11491?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST