CVE-2021-44015: Siemens JT2Go CGM File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
A vulnerability has been identified in JT2Go (All versions < V13.2.0.5), Teamcenter Visualization (All versions < V13.2.0.5). The VCRUNTIME140.dll is vulnerable to an out of bounds read past the end of an allocated buffer when parsing specially crafted CGM files. An attacker could leverage this vulnerability to leak information in the context of the current process. (ZDI-CAN-15109)
Other sources
This vulnerability allows remote attackers to disclose sensitive information on affected installations of Siemens JT2Go. 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 CGM files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the vulnerability ID for this Siemens JT2Go vulnerability?
The vulnerability ID for this Siemens JT2Go vulnerability is CVE-2021-44015.
What is the title of this vulnerability?
The title of this vulnerability is "Siemens JT2Go CGM File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability".
What is the severity of CVE-2021-44015?
The severity of CVE-2021-44015 is medium with a severity value of 5.5.
How does the vulnerability CVE-2021-44015 allow attackers to disclose sensitive information?
CVE-2021-44015 allows remote attackers to disclose sensitive information on affected installations of Siemens JT2Go through user interaction, such as visiting a malicious page or opening a malicious file.
Is user interaction required to exploit the vulnerability CVE-2021-44015?
Yes, user interaction is required to exploit the vulnerability CVE-2021-44015.
Which Siemens products are affected by the vulnerability CVE-2021-44015?
The Siemens products affected by the vulnerability CVE-2021-44015 are JT2Go and Siemens Teamcenter Visualization.
What is the Common Weakness Enumeration (CWE) ID associated with CVE-2021-44015?
The Common Weakness Enumeration (CWE) ID associated with CVE-2021-44015 is CWE-125.
How can I fix the vulnerability CVE-2021-44015?
To fix the vulnerability CVE-2021-44015, it is recommended to update to a version higher than 13.2.0.5 of Siemens JT2Go or Siemens Teamcenter Visualization.