A vulnerability, which was classified as critical, was found in Zen Load Balancer 3.10.1. This affects the function Manage::Certificates of the file index.cgi. The manipulation of the argument ert_issuer/cert_division/cert_organization/cert_locality/cert_state/cert_country/cert_email as part of a Shell Metacharacter leads to a os command injection vulnerability. CWE is classifying the issue as CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Manage::Certificates in Zen Load Balancer 3.10.1 allows remote authenticated admins to execute arbitrary OS commands via shell metacharacters in the index.cgi cert_issuer, cert_division, cert_organization, cert_locality, cert_state, cert_country, or cert_email parameter.

The weakness was published 04/02/2020. This vulnerability is uniquely identified as CVE-2020-11490 since 04/02/2020. It is possible to initiate the attack remotely. A authentication is necessary for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Similar entry is available at VDB-152716. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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• Zen

Name

• Load Balancer

Version

• 3.10.1

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CPE 2.2info

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• 🔍

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