Summaryinfo

A vulnerability categorized as critical has been discovered in ticalc TiEmu 2.08. This vulnerability affects unknown code of the component Command-Line Argument Handler. Executing a manipulation can lead to out-of-bounds write. This vulnerability is tracked as CVE-2017-20225. The attack can be launched remotely. Moreover, an exploit is present.

Detailsinfo

A vulnerability has been found in ticalc TiEmu 2.08 and classified as critical. This vulnerability affects an unknown functionality of the component Command-Line Argument Handler. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

TiEmu 2.08 and prior contains a stack-based buffer overflow vulnerability that allows attackers to execute arbitrary code by exploiting inadequate boundary checks on user-supplied input. Attackers can trigger the overflow through command-line arguments passed to the application, leveraging ROP gadgets to bypass protections and execute shellcode in the application context.

The advisory is available at exploit-db.com. This vulnerability was named CVE-2017-20225 since 03/28/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 304210 (Linux Distros Unpatched Vulnerability : CVE-2017-20225), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Exploit-DB (42087), Tenable (304210) and EUVD (EUVD-2017-18943). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• ticalc

Name

• TiEmu

Version

• 2.08

CPE 2.3info

• 🔒

CPE 2.2info

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