Vulnerability Name:

CCN-113600

Published:2016-05-31
Updated:2016-05-31
Summary:FreeBSD could allow a local attacker to obtain sensitive information, caused by the failure to clear the output struct prior to copying it out to userland by the TIOCGSERIAL ioctl(2) of the Linux Compatibility Layer component. An attacker could exploit this vulnerability to obtain sensitive information from system memory.
CVSS v3 Severity:6.2 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
5.4 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:4.9 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): None
Availibility (A): None
Vulnerability Consequences:Obtain Information
References:Source: XF
Type: UNKNOWN
freebsd-tiocgserial-info-disc(113600)

Source: CCN
Type: FreeBSD Security Advisory FreeBSD-SA-16:20.linux
Kernel stack disclosure in Linux compatibility layer

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/o:freebsd:freebsd:*:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    freebsd freebsd *