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…

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.

Scores

EPSS (exploitation in 30 days)

2.2% · top 17% of all CVEs (6 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.

Weakness

• n/a

Affected products

• n/a

  • affected n/a

References (5)

• https://sourceforge.net/p/mingw-w64/bugs/709/?limit=25#1d38/fefc/39aa (opens in a new tab)x_refsource_MISCx_transferred
• https://sourceforge.net/p/mingw-w64/mingw-w64/ci/v5.x/tree/mingw-w64-crt/stdio/snprintf.c#l15 (opens in a new tab)x_refsource_MISCx_transferred
• https://sourceforge.net/p/mingw-w64/mingw-w64/ci/v5.x/tree/mingw-w64-crt/stdio/vsnprintf.c#l12 (opens in a new tab)x_refsource_MISCx_transferred
• https://raw.githubusercontent.com/distributedweaknessfiling/cvelist/master/2018/1000xxx/CVE-2018-1000101.json (opens in a new tab)x_refsource_MISCx_transferred
• https://sourceforge.net/p/mingw-w64/bugs/709/ (opens in a new tab)x_refsource_MISCx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2018-1000101](https://trackcve.app/badge/CVE-2018-1000101.svg)](https://trackcve.app/cve/CVE-2018-1000101)

Record last updated 5 Aug 2024, 12:33 UTC.