CVE-2018-1000101 — Mingw-w64 version 5
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 vi
Published
2018-03-06T17:00:00.000Z
Last modified
2024-08-05T12:33:49.308Z
01What is this vulnerability?
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.
02Affected products
| Vendor | Product | Versions |
|---|
| n | a / n/a | n/a |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2018-03-06T17:00:00.000Z
- Last modified: 2024-08-05T12:33:49.308Z
09References
- sourceforge.net — https://sourceforge.net/p/mingw-w64/bugs/709/?limit=25#1d38/fefc/39aa
- sourceforge.net — https://sourceforge.net/p/mingw-w64/mingw-w64/ci/v5.x/tree/mingw-w64-crt/stdio/s…
- sourceforge.net — https://sourceforge.net/p/mingw-w64/mingw-w64/ci/v5.x/tree/mingw-w64-crt/stdio/v…
- raw.githubusercontent.com — https://raw.githubusercontent.com/distributedweaknessfiling/cvelist/master/2018/…
- sourceforge.net — https://sourceforge.net/p/mingw-w64/bugs/709/
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