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CVE-2022-3980: n/a in Sophos Sophos Mobile managed on-premises

Critical
VulnerabilityCVE-2022-3980cvecve-2022-3980
Published: Wed Nov 16 2022 (11/16/2022, 00:00:00 UTC)
Source: CVE
Vendor/Project: Sophos
Product: Sophos Mobile managed on-premises

Description

An XML External Entity (XEE) vulnerability allows server-side request forgery (SSRF) and potential code execution in Sophos Mobile managed on-premises between versions 5.0.0 and 9.7.4.

AI-Powered Analysis

AILast updated: 06/24/2025, 23:49:43 UTC

Technical Analysis

CVE-2022-3980 is a critical vulnerability identified in Sophos Mobile managed on-premises versions 5.0.0 through 9.7.4. The flaw is classified as an XML External Entity (XXE) vulnerability (CWE-611), which allows an attacker to exploit the way the application processes XML input. Specifically, this vulnerability enables server-side request forgery (SSRF) and potentially remote code execution (RCE) without requiring any authentication or user interaction. The vulnerability arises because the XML parser in Sophos Mobile improperly handles external entity references, allowing maliciously crafted XML payloads to cause the server to make unauthorized requests to internal or external systems or execute arbitrary code. The CVSS v3.1 base score of 9.8 reflects the high severity, with attack vector being network-based (AV:N), no privileges required (PR:N), no user interaction (UI:N), and full impact on confidentiality, integrity, and availability (C:H/I:H/A:H). Although no public exploits have been reported in the wild yet, the potential for exploitation is significant given the criticality and ease of attack. Sophos Mobile managed on-premises is a widely used enterprise mobile device management (MDM) solution, often deployed in corporate environments to manage and secure mobile endpoints. The vulnerability affects the core management server, which is a high-value target for attackers aiming to compromise enterprise infrastructure or gain lateral movement capabilities within a network.

Potential Impact

For European organizations, the impact of CVE-2022-3980 could be severe. Successful exploitation could lead to unauthorized access to sensitive corporate data, disruption of mobile device management services, and potential full compromise of the management server. This could result in widespread device mismanagement, data leakage, and the deployment of malicious configurations or malware to managed endpoints. Given the critical nature of MDM systems in enforcing security policies and compliance, an attacker exploiting this vulnerability could undermine an organization's security posture significantly. Industries with stringent regulatory requirements, such as finance, healthcare, and government sectors, would be particularly at risk due to potential data breaches and operational disruptions. Additionally, the ability to perform SSRF attacks could allow attackers to pivot into internal networks, bypassing perimeter defenses and escalating privileges. The lack of required authentication and user interaction further increases the risk, as attackers can remotely exploit the vulnerability without prior access or user involvement.

Mitigation Recommendations

To mitigate CVE-2022-3980, European organizations using Sophos Mobile managed on-premises should prioritize the following actions: 1) Immediate application of any available patches or updates from Sophos once released, as no patch links are currently provided. 2) In the interim, restrict network access to the Sophos Mobile management server by implementing strict firewall rules that limit inbound traffic to trusted administrative IPs only. 3) Disable or restrict XML external entity processing in the application configuration if possible, or employ XML parsing libraries that are hardened against XXE attacks. 4) Monitor network traffic for unusual outbound requests originating from the management server that could indicate SSRF attempts. 5) Conduct thorough security audits and penetration testing focused on the MDM infrastructure to detect potential exploitation. 6) Employ network segmentation to isolate the MDM server from critical internal systems, minimizing lateral movement risks. 7) Enhance logging and alerting on the management server to detect anomalous activities promptly. 8) Educate IT and security teams about the vulnerability specifics to ensure rapid response and remediation.

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Technical Details

Data Version
5.1
Assigner Short Name
Sophos
Date Reserved
2022-11-14T00:00:00.000Z
Cisa Enriched
true
Cvss Version
3.1
State
PUBLISHED

Threat ID: 682d983cc4522896dcbeef03

Added to database: 5/21/2025, 9:09:16 AM

Last enriched: 6/24/2025, 11:49:43 PM

Last updated: 7/28/2025, 4:21:26 PM

Views: 13

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