CVE-2024-25545 in Weave
Summary
by MITRE • 04/12/2024
An issue in Weave Weave Desktop v.7.78.10 allows a local attacker to execute arbitrary code via a crafted script to the nwjs framework component.
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Analysis
by VulDB Data Team • 04/12/2024
The vulnerability identified as CVE-2024-25545 affects Weave Desktop version 7.78.10 and represents a critical local privilege escalation flaw within the nwjs framework component. This issue stems from insufficient input validation and sanitization mechanisms that fail to properly handle malicious script inputs. The nwjs framework, which is built on node.js and html5 technologies, serves as the underlying runtime environment for Weave Desktop applications, making it a prime target for exploitation. Attackers can craft specially designed scripts that exploit the framework's handling of user-provided input, potentially allowing them to execute arbitrary code with the privileges of the affected application.
The technical nature of this vulnerability aligns with CWE-74 and CWE-94, which address injection flaws and code execution vulnerabilities respectively. These weaknesses enable attackers to bypass normal security restrictions and execute malicious payloads within the application context. The flaw specifically manifests when the nwjs framework processes untrusted script content without adequate validation, creating a pathway for code injection attacks. The local nature of this vulnerability means that exploitation requires physical access to the target system or the ability to execute code in the context of a legitimate user session, but once exploited, the attacker can gain elevated privileges and potentially compromise the entire system.
The operational impact of CVE-2024-25545 extends beyond simple code execution, as it can lead to complete system compromise and persistent access. An attacker who successfully exploits this vulnerability can escalate privileges, install backdoors, modify system files, and potentially establish a foothold for further lateral movement within a network. The attack surface is particularly concerning given that Weave Desktop is designed for desktop environments where users typically have elevated privileges, and the nwjs framework's integration with node.js components creates multiple potential attack vectors. This vulnerability can be particularly dangerous in enterprise environments where desktop applications are widely deployed and may run with administrative privileges.
Mitigation strategies for CVE-2024-25545 should prioritize immediate patching of the affected Weave Desktop version to the latest available release that addresses the nwjs framework vulnerability. Organizations should implement strict input validation measures and sanitize all user-provided content before processing. System administrators should also consider implementing privilege separation techniques and monitoring for unusual script execution patterns. The ATT&CK framework categorizes this type of vulnerability under T1059.007 for scripting and T1548.002 for abuse of group policies, highlighting the need for comprehensive endpoint detection and response measures. Additionally, network segmentation and access controls should be reviewed to limit potential lateral movement if exploitation occurs, while regular security assessments should be conducted to identify similar vulnerabilities in other desktop applications and frameworks.