CVE-2018-1000101

Name: CVE-2018-1000101
Creator: NVD / NIST
Published: 2018-03-06T17:29:00.26+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.38%

Last modified Jun 17, 2026

CVE-2018-1000101 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 2.38% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

2.38%

81.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Mingw-W64	Mingw-W64	<= 5.0.3

References

https://raw.githubusercontent.com/distributedweaknessfiling/cvelist/master/2018/1000xxx/CVE-2018-1000101.json
https://sourceforge.net/p/mingw-w64/bugs/709/
https://sourceforge.net/p/mingw-w64/bugs/709/?limit=25#1d38/fefc/39aaThird Party Advisory
https://sourceforge.net/p/mingw-w64/mingw-w64/ci/v5.x/tree/mingw-w64-crt/stdio/snprintf.c#l15Patch, Third Party Advisory
https://sourceforge.net/p/mingw-w64/mingw-w64/ci/v5.x/tree/mingw-w64-crt/stdio/vsnprintf.c#l12Patch, Third Party Advisory
https://raw.githubusercontent.com/distributedweaknessfiling/cvelist/master/2018/1000xxx/CVE-2018-1000101.json
https://sourceforge.net/p/mingw-w64/bugs/709/
https://sourceforge.net/p/mingw-w64/bugs/709/?limit=25#1d38/fefc/39aaThird Party Advisory
https://sourceforge.net/p/mingw-w64/mingw-w64/ci/v5.x/tree/mingw-w64-crt/stdio/snprintf.c#l15Patch, Third Party Advisory
https://sourceforge.net/p/mingw-w64/mingw-w64/ci/v5.x/tree/mingw-w64-crt/stdio/vsnprintf.c#l12Patch, Third Party Advisory

Timeline

Published: Mar 6, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-1000101?

How severe is CVE-2018-1000101?

Severity scoring for CVE-2018-1000101 is pending analysis. The EPSS model estimates a 2.38% probability of exploitation in the next 30 days.

How do I fix CVE-2018-1000101?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-1000101?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST