Upstream information
Description
Mingw-w64 version 5.0.3 and earlier, 5.0.4, 6.0.0 and 7.0.0 contains an Improper Null Termination (CWE-170) vulnerability in mingw-w64-crt (libc)->(v)snprintf that can result in The bug may be used to corrupt subsequent string functions. This attack appear to be exploitable via Depending on the usage, worst case: network.SUSE information
Overall state of this security issue: Does not affect SUSE products
This issue is currently rated as having important severity.
| CVSS detail | National Vulnerability Database | 
|---|---|
| Base Score | 7.5 | 
| Vector | AV:N/AC:L/Au:N/C:P/I:P/A:P | 
| Access Vector | Network | 
| Access Complexity | Low | 
| Authentication | None | 
| Confidentiality Impact | Partial | 
| Integrity Impact | Partial | 
| Availability Impact | Partial | 
| CVSS detail | National Vulnerability Database | 
|---|---|
| Base Score | 9.8 | 
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | 
| Attack Vector | Network | 
| Attack Complexity | Low | 
| Privileges Required | None | 
| User Interaction | None | 
| Scope | Unchanged | 
| Confidentiality Impact | High | 
| Integrity Impact | High | 
| Availability Impact | High | 
| CVSSv3 Version | 3 | 
SUSE Timeline for this CVE
CVE page created: Mon Feb 26 05:45:10 2018CVE page last modified: Mon Oct 6 19:19:13 2025