CVE-2021-25678: Siemens Solid Edge Viewer PAR File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
A vulnerability has been identified in Solid Edge SE2020 (All versions < SE2020MP13), Solid Edge SE2020 (All versions < SE2020MP14), Solid Edge SE2021 (All Versions < SE2021MP4). Affected applications lack proper validation of user-supplied data when parsing PAR files. This could result in an out of bounds write past the end of an allocated structure. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-12529)
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Siemens Solid Edge Viewer. 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 PAR 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.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2021-25678?
CVE-2021-25678 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Siemens Solid Edge Viewer.
How does CVE-2021-25678 work?
CVE-2021-25678 can be exploited when a user visits a malicious page or opens a malicious file, enabling remote attackers to execute arbitrary code.
What is the severity level of CVE-2021-25678?
CVE-2021-25678 has a severity level of 7.8 (high).
Which versions of Siemens Solid Edge Viewer are affected by CVE-2021-25678?
Siemens Solid Edge Viewer versions up to and including se2021mp4 and se2020mp14 are affected by CVE-2021-25678.
How can I fix CVE-2021-25678?
To mitigate CVE-2021-25678, it is recommended to update Siemens Solid Edge Viewer to a version beyond se2021mp4 or se2020mp14.