Vulnerability Name:

CCN-9800

Published:1996-12-10
Updated:1996-12-10
Summary:FreeBSD is vulnerable to a buffer overflow in the modstat program, which is used for displaying the status of loaded kernel modules. A local attacker could overflow a buffer in modstat to gain kmem privileges on the system.
CVSS v3 Severity:5.9 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/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): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Consequences:Gain Privileges
References:Source: CCN
Type: FreeBSD Security Advisory FreeBSD-SA-96:19
Buffer overflow in modstat

Source: CCN
Type: FreeBSD Web site
The FreeBSD Project

Source: XF
Type: UNKNOWN
freebsd-modstat-bo(9800)

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/o:freebsd:freebsd:2.1.0:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:2.1.5:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:2.0.5:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:2.0:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:2.1.6:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:2.1.6.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    freebsd freebsd 2.1.0
    freebsd freebsd 2.1.5
    freebsd freebsd 2.0.5
    freebsd freebsd 2.0
    freebsd freebsd 2.1.6
    freebsd freebsd 2.1.6.1