CVE-2023-48967 in Solon
Summary
by MITRE • 12/04/2023
Ssolon <= 2.6.0 and <=2.5.12 is vulnerable to Deserialization of Untrusted Data.
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Analysis
by VulDB Data Team • 12/10/2025
The vulnerability in Ssolon versions prior to 2.6.0 and 2.5.12 represents a critical deserialization flaw that falls under CWE-502, specifically targeting the deserialization of untrusted data. This issue occurs when the application processes serialized data without proper validation or sanitization, creating an attack surface where malicious actors can inject crafted payloads that execute arbitrary code upon deserialization. The vulnerability stems from insufficient input validation mechanisms within the deserialization process, allowing attackers to manipulate serialized objects in ways that bypass normal security controls.
When an attacker exploits this vulnerability, they can construct malicious serialized objects that contain executable code or references to harmful operations within the target system. The deserialization process, which typically converts serialized data back into objects for processing, becomes a vector for remote code execution when the application fails to verify the integrity and origin of the serialized input. This flaw operates at the core of object-oriented programming practices where serialized representations are commonly used for data persistence, network communication, and inter-process communication within applications.
The operational impact of this vulnerability extends beyond simple code execution to encompass complete system compromise, as attackers can leverage the deserialization flaw to gain unauthorized access to sensitive data, escalate privileges, or establish persistent backdoors within affected systems. The attack surface is particularly concerning given that many applications rely heavily on serialization for various functionalities, making this vulnerability potentially widespread across different software implementations. Organizations using these vulnerable versions face significant risks including data breaches, service disruption, and compliance violations, especially in environments where strict security controls are mandated.
Mitigation strategies for this vulnerability require immediate patching to the latest stable versions of Ssolon where the deserialization flaws have been addressed through proper input validation and secure serialization practices. Security teams should implement comprehensive monitoring for suspicious deserialization activities and establish strict validation policies for all incoming serialized data. Additional defensive measures include disabling unnecessary deserialization capabilities, implementing secure coding practices that avoid direct deserialization of untrusted input, and conducting thorough security assessments to identify other potential vectors within the application stack. Organizations should also consider implementing network segmentation and access controls to limit the potential impact of successful exploitation attempts. The vulnerability aligns with ATT&CK technique T1059.007 for command and script interpretation, as attackers can leverage deserialization flaws to execute malicious commands within the target environment through crafted serialized payloads.