CVE-2024-21623

Mehah Otclient vulnerability

9.8 CRITICALEPSS 1.24%

Published2 Jan 2024

Description

OTCLient is an alternative tibia client for otserv. Prior to commit db560de0b56476c87a2f967466407939196dd254, the /mehah/otclient "`Analysis - SonarCloud`" workflow is vulnerable to an expression injection in Actions, allowing an attacker to run commands remotely on the runner, leak secrets, and alter the repository using this workflow. Commit db560de0b56476c87a2f967466407939196dd254 contains a fix for this issue.

CVSS 3.1 breakdown

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Affected products

Mehah Otclient< 2023-12-30

Remediation

Fixed in

Mehah Otclient≥ 2023-12-30

Frequently asked

Is CVE-2024-21623 being actively exploited?

CVE-2024-21623 is not in the CISA KEV catalog. Its EPSS exploit probability is 1.24%.

How severe is CVE-2024-21623?

CVE-2024-21623 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 1.24% probability of exploitation.

Which products are affected by CVE-2024-21623?

Affected products include Mehah Otclient.

How do I fix CVE-2024-21623?

Upgrade affected software to a fixed version, for example Mehah Otclient 2023-12-30 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2024-21623 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.