CVE-2018-17157

critical

Description

In FreeBSD before 11.2-STABLE(r340854) and 11.2-RELEASE-p5, an integer overflow error when handling opcodes can cause memory corruption by sending a specially crafted NFSv4 request. Unprivileged remote users with access to the NFS server may be able to execute arbitrary code.

References

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

https://secuniaresearch.flexerasoftware.com/secunia_research/2018-25/

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

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

Details

Source: Mitre, NVD

Published: 2018-12-04

Updated: 2019-01-24

Risk Information

CVSS v2

Base Score: 10

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

Severity: Critical

CVSS v3

Base Score: 9.8

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

Severity: Critical