CVE-2019-6822: Schneider Electric Zelio Soft 2 ZM2 File Parsing Use-After-Free Remote Code Execution Vulnerability
A Use After Free: CWE-416 vulnerability exists in Zelio Soft 2, V5.2 and earlier, which could cause remote code execution when opening a specially crafted Zelio Soft 2 project file.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Schneider Electric ZelioSoft 2. 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 ZM2 files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is CVE-2019-6822?
CVE-2019-6822 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Schneider Electric ZelioSoft 2.
What is the severity of CVE-2019-6822?
The severity of CVE-2019-6822 is high with a severity value of 7.8.
How does CVE-2019-6822 work?
CVE-2019-6822 works by exploiting a use-after-free vulnerability in the file parsing functionality of Schneider Electric ZelioSoft 2.
Which software versions are affected by CVE-2019-6822?
Affected installations include Schneider Electric ZelioSoft 2 up to version 5.2.
How can CVE-2019-6822 be mitigated?
To mitigate CVE-2019-6822, it is recommended to update Schneider Electric ZelioSoft 2 to a version that has the vulnerability patched.