External risk intelligence

Caterease Drop Encryption Level Vulnerability

CVE advisorySeverity: CRITICAL (CVSS 9.1)

CVE-2024-38883

Caterease is catering and event management software. While often deployed as an internal business application or within a private enterprise network to manage administrative and operational data, it may be exposed to the internet in some specific deployment configurations to support remote access or client-facing portals, though widespread public-internet-facing exposure is not the default design.

Horizoncloud Caterease

16.0.1.1663 to 24.0.1.2405

Halo Surface Signal: 3 out of 5 — possibly public-facing.

External exposure likelihood

Horizon Alert

Summary of the vulnerability and why it matters

This advisory addresses a critical security vulnerability in Caterease software, impacting how data is protected by allowing a remote attacker to bypass encryption. The issue stems from the software's use of a weaker encryption algorithm during communication. The main concern is to confirm if this specific software is used and whether it is exposed in a way that could be exploited.

Data protection weakened through encryption bypass.
Leadership should remember for critical data protection.
Confirm relevance and potential exposure.

Attack Path

How an attacker could exploit the issue

An attacker can remotely target the Caterease software by exploiting a weakness in how it negotiates encryption algorithms. This allows them to select a less secure method, potentially enabling them to drop the encryption level and gain unauthorized access to sensitive information.

No authentication required for attack.
Attack triggers via algorithm negotiation.
Risk is high data confidentiality and integrity loss.

Live Threat

Current exploitation, exposure, and threat context

When supported by the advisory, a remote attacker could potentially bypass encryption levels in Caterease software, impacting the confidentiality and integrity of data.

System data could be affected.
An attacker could exploit a negotiation weakness.
Confidentiality and integrity of data could be impacted.

Operational Fix

Recommended remediation, mitigation, and detection steps

Caterease is catering and event management software that could be exposed externally if configured for remote access or client portals. The first practical move is for the application owner to identify all Caterease instances, confirm their reachability and business criticality, and then plan remediation based on risk.

Application owners should manage the issue.
Verify external reachability and business impact.
Plan remediation during maintenance windows.

Supplementary metadata

CVSS vector

Validate whether this threat affects your internet-facing exposure.

Halo Threat Intelligence helps prioritize remediation with Halo Surface Signal and H/A/L/O context. Start exposure validation with a free external attack surface trial.

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Frequently asked questions

What is Caterease?

Caterease is software designed for the catering and event management industry. It is used to handle administrative tasks, organize event logistics, and manage operational data. Depending on how it is deployed, organizations may use it to coordinate schedules, track client details, and manage the day-to-day business functions of event planning.

What does CVE-2024-38883 mean by a Drop Encryption Level attack?

This vulnerability, classified as CWE-757, involves a weakness in how the software negotiates security protocols. Instead of enforcing strong encryption, the system can be manipulated to accept a much weaker, less-secure algorithm. By forcing the software to use this inferior protection during a communication session, an attacker can bypass standard security controls to access or modify sensitive data that should have remained encrypted.

How does an attacker trigger this encryption bypass?

An attacker triggers this by intervening during the initial negotiation phase of a connection to the Caterease software. Because the application fails to properly restrict algorithm selection, the attacker can dictate the use of a weaker method. This attack does not require any prior authentication or special user privileges; it relies solely on the software's willingness to accept a degraded, insecure connection state when requested.

Is my Caterease installation at risk?

Risk depends on your specific network setup. According to Halo Surface Signal, Caterease is typically used for internal business operations and is not designed to be public. However, if your instance has been configured to support remote access or client-facing portals, it may be reachable from the internet. You should determine if your deployment is accessible beyond your private enterprise network to assess your level of exposure.

What should I do if I run Caterease?

First, perform an inventory to locate all instances of Caterease within your environment. Identify which systems are reachable from outside your internal network and evaluate their business criticality. Once you have a clear map of your setup, coordinate with your application owners to plan remediation during your next available maintenance window, prioritizing instances that have network exposure.

References

vuldb.com/?id.273367

Written by Nicholas Merritt

Nicholas Merritt is VP of Security Solutions at Halo Security. With more than 25 years across application security, vulnerability prioritization, and offensive security, he helps teams translate threat data into practical exposure validation and remediation focus. He authors Halo Threat Intelligence CVE advisories using Halo Surface Signal and H/A/L/O context to prioritize internet-facing risk.