National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-18594 Detail

Current 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.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 7.5 HIGH
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00073.html
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00075.html
https://github.com/AMatchandaHaystack/Research/blob/master/Nmap%26libsshDF Third Party Advisory
https://github.com/nmap/nmap/commit/350bbe0597d37ad67abe5fef8fba984707b4e9ad Patch Third Party Advisory
https://github.com/nmap/nmap/issues/1077 Patch Third Party Advisory
https://github.com/nmap/nmap/issues/1227 Exploit Third Party Advisory
https://seclists.org/nmap-announce/2019/0 Mailing List Third Party Advisory
https://seclists.org/nmap-dev/2018/q2/45 Mailing List Third Party Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-415 Double Free NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:nmap:nmap:7.70:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-18594
NVD Published Date:
08/28/2019
NVD Last Modified:
09/26/2019