CVE-2018-0690 in Music Center for PC
Summary
by MITRE
An unvalidated software update vulnerability in Music Center for PC version 1.0.02 and earlier could allow a man-in-the-middle attacker to tamper with an update file and inject executable files.
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Analysis
by VulDB Data Team • 04/13/2020
The vulnerability identified as CVE-2018-0690 represents a critical security flaw in Sony's Music Center for PC software version 1.0.02 and earlier. This issue stems from insufficient validation mechanisms during the software update process, creating a pathway for malicious actors to compromise the integrity of the update mechanism. The vulnerability specifically affects the authentication and verification procedures that should normally ensure that update files originate from legitimate sources and have not been modified during transit. Attackers exploiting this weakness could potentially intercept update communications and substitute legitimate update files with malicious payloads containing executable code.
The technical implementation of this vulnerability resides in the software's update validation logic which fails to properly verify the digital signatures or checksums of update packages before installation. This weakness creates a man-in-the-middle attack vector where an attacker positioned between the user's system and Sony's update servers can replace the intended update file with a compromised version. The flaw operates at the application layer of the network stack, specifically within the update client component that handles automatic software upgrades. According to CWE classification, this vulnerability maps to CWE-502 which describes "Deserialization of Untrusted Data" and more specifically CWE-347 which addresses "Improper Verification of Cryptographic Signature." The vulnerability essentially allows for code injection through a trusted update mechanism, bypassing normal security controls that would otherwise prevent unauthorized code execution.
The operational impact of CVE-2018-0690 extends beyond simple software compromise, as it provides attackers with a persistent foothold within affected systems. Once a malicious update is successfully installed, the attacker gains the ability to execute arbitrary code with the privileges of the Music Center application, potentially leading to full system compromise. This vulnerability particularly affects enterprise environments where multiple users may be running the vulnerable software, creating a scalable attack surface. The threat landscape for this vulnerability aligns with ATT&CK technique T1070.004 which covers "Indicator Removal on Host: File Deletion" and T1059.001 which addresses "Command and Scripting Interpreter: Visual Basic." The attack chain typically involves initial compromise through update interception followed by privilege escalation and persistent access establishment.
Mitigation strategies for CVE-2018-0690 require immediate action including updating to Sony's patched versions of Music Center for PC, implementing network monitoring to detect unusual update traffic patterns, and deploying network segmentation to limit the attack surface. Organizations should also consider implementing application whitelisting policies to prevent unauthorized code execution, as well as conducting regular security assessments of their update mechanisms. The vulnerability highlights the importance of secure update practices and proper cryptographic verification in software distribution channels. Security teams should monitor for indicators of compromise related to this vulnerability, including unusual file modifications or network connections to known malicious domains. Additionally, implementing network-based intrusion detection systems can help identify man-in-the-middle attack attempts targeting update mechanisms, while regular patch management programs should be enforced to maintain current security postures against similar vulnerabilities.