CVE Vulnerability

CVE-2018-17159

In FreeBSD before 11.2-STABLE(r340854) and 11.2-RELEASE-p5, the NFS server lacks a bounds check in the READDIRPLUS NFS request. Unprivileged remote users with access to the NFS server can cause a resource exhaustion by forcing the server to allocate an arbitrarily large memory allocation.

7.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://security.freebsd.org/advisories/FreeBSD-SA-18:13.nfs.asc Third Party Advisory
https://secuniaresearch.flexerasoftware.com/secunia_research/2018-24/ Third Party Advisory
http://www.securitytracker.com/id/1042164 Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/106192 Third Party Advisory VDB Entry
Configurations

Configuration 1

cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.2:p5:*:*:*:*:*:*
Information

Published : 2018-12-04 03:29

Updated : 2018-12-31 04:45

NVD link : CVE-2018-17159

Mitre link : CVE-2018-17159

Products Affected
No products.
CWE
CWE-400