ThinPrint TPView JPEG2000 Parsing Heap-based Buffer Overflow Privilege Escalation Vulnerability
Vulnerability Details
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of ThinPrint. 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 JPEG2000 parsing. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code under the context of the host OS.
Additional Details
ThinPrint has issued an update to correct this vulnerability. More details can be found at:
https://www.vmware.com/security/advisories/VMSA-2017-0008.html
Disclosure Timeline
- 2016-11-30 - Vulnerability reported to vendor
- 2017-04-19 - Coordinated public release of advisory
Credit
Ke Liu of Tencent's Xuanwu LAB
