Vulnerability Name:

CVE-2006-2655 (CCN-26792)

Assigned:2006-05-31
Published:2006-05-31
Updated:2017-07-20
Summary:The build process for ypserv in FreeBSD 5.3 up to 6.1 accidentally disables access restrictions when using the /var/yp/securenets file, which allows remote attackers to bypass intended access restrictions.
CVSS v3 Severity:6.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:6.4 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
6.4 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-Other
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2006-2655

Source: CCN
Type: SA20389
FreeBSD ypserv Inoperative Access Controls Security Issue

Source: SECUNIA
Type: Patch, Vendor Advisory
20389

Source: CCN
Type: FreeBSD Security Advisory FreeBSD-SA-06:15.ypserv
Inoperative access controls in ypserv(8)

Source: FREEBSD
Type: Patch, Vendor Advisory
FreeBSD-SA-06:15

Source: CCN
Type: SECTRACK ID: 1016193
FreeBSD ypserv Does Not Properly Enforce `securenets` Access Controls

Source: SECTRACK
Type: UNKNOWN
1016193

Source: OSVDB
Type: UNKNOWN
25852

Source: CCN
Type: OSVDB ID: 25852
FreeBSD ypserv securenets Access Control Failure

Source: BID
Type: Patch
18204

Source: CCN
Type: BID-18204
FreeBSD YPServ Inoperative Access Control Vulnerability

Source: XF
Type: UNKNOWN
freebsd-ypserv-security-bypass(26792)

Source: XF
Type: UNKNOWN
freebsd-ypserv-security-bypass(26792)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:freebsd:freebsd:5.3:-:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:5.3:release:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:5.3:releng:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:5.3:stable:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:5.4:-:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:5.4:pre-release:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:5.4:release:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:5.4:releng:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:5.4:stable:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:6.0:-:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:6.0:release:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:6.0:stable:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:6.1:-:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:6.1:release:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:6.1:stable:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:freebsd:freebsd:5.3:-:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:5.4:-:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:6.0:-:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:5.5:-:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:6.1:-:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    freebsd freebsd 5.3
    freebsd freebsd 5.3 release
    freebsd freebsd 5.3 releng
    freebsd freebsd 5.3 stable
    freebsd freebsd 5.4
    freebsd freebsd 5.4 pre-release
    freebsd freebsd 5.4 release
    freebsd freebsd 5.4 releng
    freebsd freebsd 5.4 stable
    freebsd freebsd 6.0
    freebsd freebsd 6.0 release
    freebsd freebsd 6.0 stable
    freebsd freebsd 6.1
    freebsd freebsd 6.1 release
    freebsd freebsd 6.1 stable
    freebsd freebsd 5.3 -
    freebsd freebsd 5.4 -
    freebsd freebsd 6.0 -
    freebsd freebsd 5.5 -
    freebsd freebsd 6.1 -