CVE-2011-1739

CVSS V2 Medium 4.3 CVSS V3 None
Description
The makemask function in mountd.c in mountd in FreeBSD 7.4 through 8.2 does not properly handle a -network field specifying a CIDR block with a prefix length that is not an integer multiple of 8, which allows remote attackers to bypass intended access restrictions in opportunistic circumstances via an NFS mount request.
Overview
  • CVE ID
  • CVE-2011-1739
  • Assigner
  • secteam@freebsd.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2011-05-03T20:55:12
  • Last Modified Date
  • 2017-08-17T01:34:21
Weakness Enumerations
CWE URL
CWE-20 http://cwe.mitre.org/data/definitions/20.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:freebsd:freebsd:7.4:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:freebsd:freebsd:8.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:freebsd:freebsd:8.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:freebsd:freebsd:8.2:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:N/I:P/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
References
Reference URL Reference Tags
http://secunia.com/advisories/44307 Vendor Advisory
http://securitytracker.com/id?1025425
http://security.FreeBSD.org/advisories/FreeBSD-SA-11:01.mountd.asc
http://www.vupen.com/english/advisories/2011/1076 Vendor Advisory
http://www.securityfocus.com/bid/47517
https://exchange.xforce.ibmcloud.com/vulnerabilities/66981
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2011-1739
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1739
History
Created Old Value New Value Data Type Notes
2022-05-10 08:54:37 Added to TrackCVE