CVE-2017-18594
HIGH7.5EPSS 1.2%Published: 8/29/2019Modified: 4/28/2026
Description
nse_libssh2.cc in Nmap 7.70 is subject to a denial of service condition due to a double free when an SSH connection fails, as demonstrated by a leading \n character to ssh-brute.nse or ssh-auth-methods.nse.
Affected packages (2)
- Alpine/nmapfrom 0, < 7.70-r4
- Debian/nmapfrom 0, < 7.80+dfsg1-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |