CVE-2018-1000101
highpriority · track · 40EPSS 0.022 · 83 %ileEUUSEPSS · scored 2026-10-27
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.8
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
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references (15)
External citations — patches, advisories, analysis.
- https://raw.githubusercontent.com/distributedweaknessfiling/cvelist/master/2018/1000xxx/CVE-2018-1000101.jsoncnnvd
- https://sourceforge.net/p/mingw-w64/bugs/709/cnnvd
- https://sourceforge.net/p/mingw-w64/bugs/709/?limit=25#1d38/fefc/39aacnnvd
- https://sourceforge.net/p/mingw-w64/mingw-w64/ci/v5.x/tree/mingw-w64-crt/stdio/snprintf.c#l15cnnvd
- https://sourceforge.net/p/mingw-w64/mingw-w64/ci/v5.x/tree/mingw-w64-crt/stdio/vsnprintf.c#l12cnnvd
- https://raw.githubusercontent.com/distributedweaknessfiling/cvelist/master/2018/1000xxx/CVE-2018-1000101.jsonenisa_euvd
- https://sourceforge.net/p/mingw-w64/bugs/709/enisa_euvd
- https://sourceforge.net/p/mingw-w64/bugs/709/?limit=25#1d38/fefc/39aaenisa_euvd
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