Vulnerability · Published May 3, 2024 · Assigned by zdi
CVE-2023-38094Kofax Power PDF replacePages Stack-based Buffer Overflow Remote Code Execution Vulnerability
High 7.8
In plain English
A high-severity stack buffer overflow in Power PDF from Kofax. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 34% of all known vulnerabilities).
Official description
Kofax Power PDF replacePages Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Kofax Power PDF. 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 implementation of the replacePages method. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-20605.
Affected products (as reported)
Weakness: CWE-121 · Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References
- ZDI-23-968 x_research-advisory