Vulnerability in Fmt
CVE-2018-1000052
fmtlib version prior to version 4.1.0 (before commit 0555cea5fc0bf890afe0071a558e44625a34ba85) contains a Memory corruption (SIGSEGV), CWE-134 vulnerability in fmt::print() library function that can result in Denial of Service. This attack appear to be exploitable via Specifying an invalid format specifier in the fmt::print() function results in a SIGSEGV (memory corruption, invalid write). This vulnerability appears to have been fixed in after commit 8cf30aa2be256eba07bb1cefb998c52326e846e7.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.014 (70.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 70.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/fmtlib/fmt/commit/8cf30aa2be256eba07bb1cefb998c52326e846e7 (Patch)
- github.com/fmtlib/fmt/issues/642 (Exploit, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2018-1000052?
- CVE-2018-1000052 is a high-severity vulnerability in Fmt, classified under Use of Externally-Controlled Format String. CVSS score: 7.5/10. Published 2018-02-09.
- How severe is CVE-2018-1000052?
- High severity. CVSS v3 base score is 7.5 out of 10.