CVE-2014-7384 in Joe's Lawn Service
Summary
by MITRE
The Joe s Lawn Service (aka com.appexpress.joeslawnservice) application 1.5 for Android does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
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Analysis
by VulDB Data Team • 10/04/2024
The vulnerability identified as CVE-2014-7384 resides within the Joe s Lawn Service Android application version 1.5, specifically targeting the application s implementation of secure communication protocols. This flaw represents a critical security weakness in the application s cryptographic verification mechanisms, where the software fails to properly validate X.509 certificates presented by SSL servers during secure connections. The absence of certificate verification creates a significant attack surface that enables malicious actors to exploit the application s trust model and establish fraudulent communications with users. This vulnerability directly impacts the application s ability to maintain secure and authenticated connections, potentially exposing users to various forms of cyber attacks.
The technical root cause of this vulnerability stems from the application s failure to implement proper certificate pinning or validation procedures when establishing SSL connections. According to CWE-295, this represents a weakness in the validation of X.509 certificates, specifically lacking proper certificate verification mechanisms. The application essentially accepts any certificate presented by a server without performing the necessary checks to ensure the certificate s authenticity and validity. This includes not verifying the certificate s issuer, expiration date, or cryptographic integrity. Attackers can exploit this by presenting a maliciously crafted certificate that appears to be from a legitimate server, thereby bypassing the application s security controls and establishing a man-in-the-middle position in communications.
The operational impact of this vulnerability extends beyond simple data interception, as it enables comprehensive man-in-the-middle attacks that can compromise sensitive user information. Attackers can exploit this weakness to intercept and modify communications between the mobile application and backend servers, potentially accessing personal data, login credentials, payment information, or other confidential details. The vulnerability affects the fundamental security assurances that users expect from mobile applications, particularly those handling sensitive personal or financial data. From an ATT&CK framework perspective, this vulnerability maps to T1041, where adversaries use man-in-the-middle techniques to capture and manipulate communications, and T1566, representing social engineering through credential theft or data interception. The attack vector is particularly concerning given the mobile environment where users may be accessing sensitive information over public networks.
Mitigation strategies for this vulnerability require immediate implementation of proper certificate verification mechanisms within the application. The recommended approach involves implementing certificate pinning, where the application explicitly trusts specific certificate authorities or certificate fingerprints rather than accepting any valid certificate. This technique prevents attackers from using fraudulent certificates to impersonate legitimate servers. Additionally, the application should implement proper certificate validation routines that check certificate expiration dates, issuer authenticity, and cryptographic strength. Security updates should include mandatory certificate validation with appropriate error handling for failed verifications. Organizations should also consider implementing network security monitoring to detect potential man-in-the-middle activities. The vulnerability serves as a prime example of why mobile application developers must rigorously implement security controls from the initial development phase, as outlined in industry best practices such as the OWASP Mobile Security Project recommendations for secure coding practices and certificate management protocols.