CVE-2010-1686 in Urgent Backup
Summary
by MITRE
Stack-based buffer overflow in (1) Urgent Backup 3.20, and (2) ABC Backup Pro 5.20 and ABC Backup 5.50, allows user-assisted remote attackers to execute arbitrary code via a crafted ZIP archive.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 12/30/2017
The vulnerability identified as CVE-2010-1686 represents a critical stack-based buffer overflow affecting multiple backup software applications including Urgent Backup 3.20 and ABC Backup Pro 5.20 along with ABC Backup 5.50. This flaw resides in the handling of ZIP archive files within these backup utilities, creating a pathway for remote code execution when maliciously crafted archives are processed. The vulnerability operates through a classic buffer overflow mechanism where insufficient input validation allows an attacker to write beyond allocated memory boundaries, potentially corrupting adjacent memory locations and enabling arbitrary code execution. The stack-based nature of this overflow means that the attacker can manipulate the program's execution flow by overwriting return addresses and function pointers stored on the call stack, which aligns with CWE-121 classification for stack-based buffer overflow conditions.
The operational impact of this vulnerability extends beyond simple code execution as it provides attackers with a user-assisted remote attack vector that can be leveraged without requiring local system access. Attackers can craft malicious ZIP archives that, when processed by the vulnerable backup software, trigger the buffer overflow condition and allow for privilege escalation or complete system compromise. This vulnerability affects organizations that rely on these specific backup solutions, particularly those where backup operations might be automated or where users have the ability to upload or process external backup files. The remote aspect of the attack means that exploitation can occur from outside the local network perimeter, making it particularly dangerous for enterprise environments where backup systems might be accessible via network shares or web interfaces. The vulnerability demonstrates a failure in input validation and memory management practices that should be addressed through proper bounds checking and secure coding practices.
Security professionals should consider this vulnerability in the context of the broader ATT&CK framework, particularly under the techniques related to privilege escalation and code execution. The vulnerability enables an attacker to gain unauthorized access to systems through the backup software, potentially bypassing traditional security controls that protect against direct system access. Organizations using affected software versions should implement immediate mitigations including patching to the latest available versions, network segmentation to limit access to backup systems, and monitoring for suspicious backup file processing activities. The vulnerability also highlights the importance of secure software development practices and proper input validation, as it represents a failure in defensive programming that could have been prevented through adherence to secure coding standards and thorough code review processes. Additionally, this vulnerability underscores the risks associated with third-party backup software and the need for regular security assessments of all backup infrastructure components to prevent similar exploitation vectors from being leveraged against organizational systems.