Vulnerability Name:

CVE-2001-0061 (CCN-6106)

Assigned:2000-12-18
Published:2000-12-18
Updated:2017-10-10
Summary:procfs in FreeBSD and possibly other operating systems does not properly restrict access to per-process mem and ctl files, which allows local users to gain root privileges by forking a child process and executing a privileged process from the child, while the parent retains access to the child's address space.
CVSS v3 Severity:9.3 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:7.2 High (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
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
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 Type:CWE-Other
Vulnerability Consequences:Gain Privileges
References:Source: CCN
Type: FreeBSD Security Advisory FreeBSD-SA-00:77
Several vulnerabilities in procfs [REVISED]

Source: FREEBSD
Type: Patch, Vendor Advisory
FreeBSD-SA-00:77

Source: MITRE
Type: CNA
CVE-2001-0061

Source: CCN
Type: CIAC Information Bulletin L-036
FreeBSD procfs Vulnerabilities

Source: OSVDB
Type: UNKNOWN
1697

Source: CCN
Type: OSVDB ID: 1697
FreeBSD procfs jail() Access Control Bypass

Source: BID
Type: Patch, Vendor Advisory
2130

Source: CCN
Type: BID-2130
FreeBSD procfs Access Control Vulnerability

Source: XF
Type: UNKNOWN
procfs-elevate-privileges(6106)

Source: XF
Type: UNKNOWN
procfs-elevate-privileges(6106)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:freebsd:freebsd:3.5.1:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:4.1:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:4.1.1:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:4.2:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:freebsd:freebsd:4.1.1:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:4.1:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:3.5.1:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:4.2:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    freebsd freebsd 3.5.1
    freebsd freebsd 4.1
    freebsd freebsd 4.1.1
    freebsd freebsd 4.2
    freebsd freebsd 4.1.1
    freebsd freebsd 4.1
    freebsd freebsd 3.5.1
    freebsd freebsd 4.2