Vulnerability Name:

CCN-131820

Published:2017-09-11
Updated:2017-09-11
Summary:NetBSD could allow a local attacker to gain elevated privileges on the system, caused by a race condition. An attacker could exploit this vulnerability to allow userland to panic an i386 kernel, and escalate privileges on amd64.
CVSS v3 Severity:8.4 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.3 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/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): High
Availibility (A): High
CVSS v2 Severity:7.2 High (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Consequences:Gain Privileges
References:Source: CCN
Type: NetBSD Security Advisory 2017-005
x86: vulnerabilities in context handling

Source: XF
Type: UNKNOWN
netbsd-userland-priv-esc(131820)

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/o:netbsd:netbsd:7.0:*:*:*:*:*:*:*
  • OR cpe:/o:netbsd:netbsd:6.0.5:*:*:*:*:*:*:*
  • OR cpe:/o:netbsd:netbsd:6.1.4:*:*:*:*:*:*:*
  • OR cpe:/o:netbsd:netbsd:7.0.2:*:*:*:*:*:*:*
  • OR cpe:/o:netbsd:netbsd:7.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    netbsd netbsd 7.0
    netbsd netbsd 6.0.5
    netbsd netbsd 6.1.4
    netbsd netbsd 7.0.2
    netbsd netbsd 7.1