Vulnerability Name:

CCN-131812

Published:2017-09-11
Updated:2017-09-11
Summary:NetBSD is vulnerable to a denial of service, caused by a vnode reference leak in the kernel. By invoking a specially-crafted openat() system call, a local attacker could exploit this vulnerability to cause the system to crash.
CVSS v3 Severity:4.0 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
3.5 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/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): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:2.1 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Consequences:Denial of Service
References:Source: CCN
Type: NetBSD Security Advisory 2017-006
Vnode reference leak in the openat system call

Source: XF
Type: UNKNOWN
netbsd-openat-dos(131812)

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