CVE-2018-17158

high

Description

In FreeBSD before 11.2-STABLE(r340854) and 11.2-RELEASE-p5, an integer overflow error can occur when handling the client address length field in an NFSv4 request. Unprivileged remote users with access to the NFS server can crash the system by sending a specially crafted NFSv4 request.

References

https://security.freebsd.org/advisories/FreeBSD-SA-18:13.nfs.asc

https://secuniaresearch.flexerasoftware.com/secunia_research/2018-24/

http://www.securitytracker.com/id/1042164

http://www.securityfocus.com/bid/106192

Details

Source: Mitre, NVD

Published: 2018-12-04

Updated: 2018-12-31

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High