Vulnerability Name:

CVE-2000-0456 (CCN-4562)

Assigned:2000-05-28
Published:2000-05-28
Updated:2008-09-10
Summary:NetBSD 1.4.2 and earlier allows local users to cause a denial of service by repeatedly running certain system calls in the kernel which do not yield the CPU, aka "cpu-hog".
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)
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 (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
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
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 Type:CWE-Other
Vulnerability Consequences:Denial of Service
References:Source: CCN
Type: NetBSD Security Advisory 2000-005
Local "cpu-hog" denial of service

Source: NETBSD
Type: UNKNOWN
NetBSD-SA2000-005

Source: MITRE
Type: CNA
CVE-2000-0456

Source: OSVDB
Type: UNKNOWN
1365

Source: CCN
Type: OSVDB ID: 1365
NetBSD cpu-hog Local System Call DoS

Source: BID
Type: UNKNOWN
1272

Source: CCN
Type: BID-1272
NetBSD "cpu-hog" Denial of Service Vulnerability

Source: XF
Type: UNKNOWN
bsd-syscall-cpu-do(4562)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:netbsd:netbsd:1.4.1:*:alpha:*:*:*:*:*
  • OR cpe:/o:netbsd:netbsd:1.4.1:*:arm32:*:*:*:*:*
  • OR cpe:/o:netbsd:netbsd:1.4.1:*:sparc:*:*:*:*:*
  • OR cpe:/o:netbsd:netbsd:1.4.1:*:x86:*:*:*:*:*
  • OR cpe:/o:netbsd:netbsd:1.4.2:*:alpha:*:*:*:*:*
  • OR cpe:/o:netbsd:netbsd:1.4.2:*:arm32:*:*:*:*:*
  • OR cpe:/o:netbsd:netbsd:1.4.2:*:sparc:*:*:*:*:*
  • OR cpe:/o:netbsd:netbsd:1.4.2:*:x86:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:netbsd:netbsd:1.4.1:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    netbsd netbsd 1.4.1
    netbsd netbsd 1.4.1
    netbsd netbsd 1.4.1
    netbsd netbsd 1.4.1
    netbsd netbsd 1.4.2
    netbsd netbsd 1.4.2
    netbsd netbsd 1.4.2
    netbsd netbsd 1.4.2
    netbsd netbsd 1.4.1