CVE-2013-1317 in Publisher 2003
Summary
by MITRE
Integer overflow in Microsoft Publisher 2003 SP3 allows remote attackers to execute arbitrary code via a crafted Publisher file that triggers an improper allocation-size calculation, aka "Publisher Integer Overflow Vulnerability."
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Analysis
by VulDB Data Team • 05/11/2021
The CVE-2013-1317 vulnerability represents a critical integer overflow flaw in Microsoft Publisher 2003 Service Pack 3 that enables remote code execution through maliciously crafted Publisher files. This vulnerability falls under the CWE-190 category of Integer Overflow or Wraparound, where an application fails to properly handle integer arithmetic operations that exceed the maximum value representable by the data type. The flaw specifically manifests when Publisher processes malformed files that contain improper allocation-size calculations, creating conditions where memory allocation routines receive incorrect size parameters that can lead to buffer overflows and arbitrary code execution.
The technical exploitation of this vulnerability occurs when a remote attacker crafts a malicious Publisher file containing specially designed data structures that trigger integer overflow conditions during memory allocation processes. When the vulnerable application attempts to allocate memory based on incorrect calculated sizes derived from the malformed input, it can result in heap-based buffer overflows or other memory corruption conditions. The vulnerability is particularly dangerous because it can be triggered through remote attack vectors, allowing adversaries to execute malicious code with the privileges of the user running Publisher. This type of vulnerability aligns with ATT&CK technique T1203, where adversaries leverage software vulnerabilities to execute code remotely.
The operational impact of CVE-2013-1317 extends beyond immediate code execution capabilities to encompass significant security risks for organizations relying on Microsoft Publisher 2003. Given that Publisher 2003 SP3 was widely deployed in enterprise environments, this vulnerability created a substantial attack surface for threat actors seeking to compromise systems through social engineering or malicious file delivery campaigns. The vulnerability's remote exploitability means that simply opening a malicious Publisher file could result in complete system compromise without requiring additional user interaction or privileges. Organizations with outdated software deployments faced increased risk of persistent threats and data breaches when this vulnerability remained unpatched, as attackers could leverage the flaw to establish footholds for further lateral movement within networks.
Mitigation strategies for CVE-2013-1317 primarily focus on immediate patch deployment and software lifecycle management practices. Microsoft released security updates that addressed the integer overflow conditions in Publisher 2003 SP3, requiring organizations to apply these patches promptly to eliminate the vulnerability. Additional protective measures include implementing email filtering solutions to block suspicious Publisher files, disabling automatic opening of Office documents, and deploying application whitelisting policies that restrict execution of untrusted Publisher files. Network segmentation and monitoring solutions should be employed to detect potential exploitation attempts, while regular security assessments should verify that all Publisher installations have been updated to supported versions. The vulnerability also highlights the importance of maintaining current software versions and adhering to security best practices such as the principle of least privilege and regular vulnerability scanning to prevent similar issues from arising in other software components.