Vulnerability Name:

CCN-94739

Published:2014-05-13
Updated:2014-05-13
Summary:FreeBSD could allow a remote attacker to bypass security restrictions, caused by the failure to validate signatures when installing packages by the pkg bootstrap tool utility. An attacker could exploit this vulnerability using man-in-the-middle techniques to install packages.
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/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): None
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:4.3 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N)
3.2 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Consequences:Bypass Security
References:Source: CCN
Type: FreeBSD-EN-14:03.pkg
pkg bootstrapping, configuration and public keys

Source: CCN
Type: OSVDB ID: 107005
FreeBSD pkg Bootstrap Tool Missing Signature Validation MitM Weakness

Source: CCN
Type: BID-67405
FreeBSD pkg Utility Signature Verification Security Bypass Vulnerability

Source: XF
Type: UNKNOWN
freebsd-pkg-utility-sec-bypass(94739)

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/o:freebsd:freebsd:8.0:-:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:9.0:-:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:9.1:-:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:9.2:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    freebsd freebsd 8.0 -
    freebsd freebsd 9.0 -
    freebsd freebsd 9.1 -
    freebsd freebsd 9.2