Buffer overflow in Gnu Gnulib
CVE-2018-17942
The convert_to_decimal function in vasnprintf.c in Gnulib before 2018-09-23 has a heap-based buffer overflow because memory is not allocated for a trailing '\0' character during %f processing.
Vulnerability class: Buffer Overflow
EPSS: 0.025 (83.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Gnu Gnulib
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Exploit, x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (Exploit, Mailing List, x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (vendor-advisory, x_refsource_FEDORA)
- cve@mitre.org (vendor-advisory, x_refsource_FEDORA)
Frequently asked questions
- What is CVE-2018-17942?
- CVE-2018-17942 is a high-severity vulnerability in Gnu Gnulib, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2018-10-03.
- How severe is CVE-2018-17942?
- High severity. CVSS v3 base score is 8.8 out of 10.