ZDI-26-614: (0Day) pdfforge PDF Architect PDF File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of pdfforge PDF Architect. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of PDF files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of pdfforge PDF Architect. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.8.
— ZDI
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch ZDI-26-614 - Compensating control
Mitigate CVE-style remote code execution risk by preventing unsolicited PDF file/PDF page access that could trigger the user-interaction requirement (for example, block or filter untrusted PDF content delivered via web/email, and restrict opening PDFs from untrusted sources).
Event History
Frequently Asked Questions
What must an attacker do to exploit this issue?
The attacker must induce the target to visit a malicious page or open a malicious PDF file. Successful exploitation can result in arbitrary code execution on the affected installation.
Is user interaction required?
Yes. The target must visit a malicious page or open a malicious file for exploitation to occur.