CVE-2020-11491

CVSS V2 Medium 4 CVSS V3 Medium 4.9

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.

Overview

CVE ID
CVE-2020-11491

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2020-04-02T14:15:15

Last Modified Date
2020-04-03T18:42:16

Weakness Enumerations

CWE	URL
CWE-22	http://cwe.mitre.org/data/definitions/22.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:zevenet:zen_load_balancer:3.10.1:::::::*	1	OR

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:L/Au:S/C:P/I:N/A:N

Access Vector
NETWORK

Access Compatibility
LOW

Authentication
SINGLE

Confidentiality Impact
PARTIAL

Integrity Impact
NONE

Availability Impact
NONE

Base Score
4

Severity
MEDIUM

Exploitability Score
8

Impact Score
2.9

CVSS Version 3

Version
3.1

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

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
HIGH

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
NONE

Base Score
4.9

Base Severity
MEDIUM

Exploitability Score
1.2

Impact Score
3.6

References

Reference URL	Reference Tags
http://code610.blogspot.com/2020/03/pentesting-zen-load-balancer-quick.html	Exploit Third Party Advisory
https://github.com/c610/tmp/blob/master/zenload4patreons.zip	Exploit Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2020-11491
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11491

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 16:45:29				Added to TrackCVE
2022-12-04 13:51:21	2020-04-02T14:15Z	2020-04-02T14:15:15	CVE Published Date	updated
2022-12-04 13:51:21		2020-04-03T18:42:16	CVE Modified Date	updated
2022-12-04 13:51:21		Analyzed	Vulnerability Status	updated