CVE-2018-17158

CVSS V2 High 7.8 CVSS V3 High 7.5
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.
Overview
  • CVE ID
  • CVE-2018-17158
  • Assigner
  • secteam@freebsd.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2018-12-04T15:29:00
  • Last Modified Date
  • 2018-12-31T16:44:59
Weakness Enumerations
CWE URL
CWE-190 http://cwe.mitre.org/data/definitions/190.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:* 1 OR 11.2
cpe:2.3:o:freebsd:freebsd:11.2:p5:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 7.8
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 6.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
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
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-17158
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-17158
History
Created Old Value New Value Data Type Notes
2022-05-10 17:48:55 Added to TrackCVE
2022-12-03 14:57:58 2018-12-04T15:29Z 2018-12-04T15:29:00 CVE Published Date updated
2022-12-03 14:57:58 2018-12-31T16:44:59 CVE Modified Date updated
2022-12-03 14:57:58 Analyzed Vulnerability Status updated