CVE-2020-11491 — MEDIUM (4.9)

Vulnerability 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.

CVSS Score

4.9

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Zevenet	Zen Load Balancer	3.10.1

Related Weaknesses (CWE)

CWE-22

References

http://code610.blogspot.com/2020/03/pentesting-zen-load-balancer-quick.htmlExploitThird Party Advisory
https://github.com/c610/tmp/blob/master/zenload4patreons.zipExploitThird Party Advisory
http://code610.blogspot.com/2020/03/pentesting-zen-load-balancer-quick.htmlExploitThird Party Advisory
https://github.com/c610/tmp/blob/master/zenload4patreons.zipExploitThird Party Advisory

FAQ

What is CVE-2020-11491?

CVE-2020-11491 is a vulnerability with a CVSS score of 4.9 (MEDIUM). 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 been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-11491?

Check the references section above for vendor advisories and patch information. Affected products include: Zevenet Zen Load Balancer.