CVE-2014-2262 in Base SAS
Summary
by MITRE
Buffer overflow in the client application in Base SAS 9.2 TS2M3, SAS 9.3 TS1M1 and TS1M2, and SAS 9.4 TS1M0 allows user-assisted remote attackers to execute arbitrary code via a crafted SAS program.
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Analysis
by VulDB Data Team • 04/12/2025
The vulnerability identified as CVE-2014-2262 represents a critical buffer overflow flaw within the client-side components of several versions of SAS software including Base SAS 9.2 TS2M3, SAS 9.3 TS1M1 and TS1M2, and SAS 9.4 TS1M0. This issue stems from inadequate input validation mechanisms in the client application that processes SAS programs, creating an exploitable condition where maliciously crafted program code can trigger memory corruption. The vulnerability specifically affects the client-side execution environment rather than server components, making it particularly dangerous for users who process untrusted SAS program files from external sources or colleagues.
The technical implementation of this buffer overflow occurs when the client application fails to properly validate the size of input data structures within SAS program files. When processing a specially crafted SAS program, the application attempts to write data beyond the boundaries of allocated memory buffers, leading to potential memory corruption that can be leveraged by attackers. This type of vulnerability maps directly to CWE-121, which describes stack-based buffer overflow conditions, and CWE-122, which covers heap-based buffer overflow scenarios. The flaw essentially allows attackers to overwrite adjacent memory locations including return addresses, function pointers, or other critical control data structures that govern program execution flow.
The operational impact of this vulnerability extends beyond simple code execution capabilities, as it enables attackers to gain arbitrary code execution privileges within the context of the user running the vulnerable SAS client application. This creates a significant risk for organizations where analysts and data scientists frequently process external SAS program files, share code across departments, or collaborate with third-party vendors who may provide untrusted program content. The user-assisted nature of the attack means that exploitation typically requires social engineering or trust-based delivery mechanisms, but once executed, the consequences can be severe including complete system compromise, data exfiltration, and persistent backdoor establishment. Attackers leveraging this vulnerability could potentially execute malicious code with the privileges of the logged-in user, making it particularly dangerous in enterprise environments.
Organizations affected by this vulnerability should implement immediate mitigation strategies focusing on both operational and technical controls. The primary recommendation involves upgrading to patched versions of the affected SAS software releases, as vendors have released security updates specifically addressing this buffer overflow condition. Additionally, organizations should implement strict input validation policies for all SAS program files, particularly those received from external sources, and establish sandboxed execution environments for processing untrusted code. Network segmentation and access controls should be enforced to limit the potential impact of successful exploitation, while security monitoring systems should be configured to detect anomalous execution patterns or unusual memory access behaviors that may indicate exploitation attempts. The vulnerability demonstrates the importance of secure coding practices and input validation in client-side applications, aligning with ATT&CK technique T1059.007 for command and scripting interpreter and T1068 for exploit for privilege escalation, making it a critical concern for cybersecurity teams responsible for protecting analytical and data processing environments.