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HistoryJul 12, 2000 - 4:00 a.m.
CVE-2000-0461
bsd
semconfig
denial of service
cve-2000-0461
semaphore system
nvd
vulnerable system call
2.1 Low
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:N/I:N/A:P
6.6 Medium
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
5.1%
The undocumented semconfig system call in BSD freezes the state of semaphores, which allows local users to cause a denial of service of the semaphore system by using the semconfig call.
Affected configurations
Node
freebsdfreebsdMatch1.1.5.1
ORfreebsdfreebsdMatch2.0
ORfreebsdfreebsdMatch2.0.5
ORfreebsdfreebsdMatch2.1.0
ORfreebsdfreebsdMatch2.1.5
ORfreebsdfreebsdMatch2.1.6
ORfreebsdfreebsdMatch2.1.6.1
ORfreebsdfreebsdMatch2.1.7.1
ORfreebsdfreebsdMatch2.2
ORfreebsdfreebsdMatch2.2.2
ORfreebsdfreebsdMatch2.2.3
ORfreebsdfreebsdMatch2.2.4
ORfreebsdfreebsdMatch2.2.5
ORfreebsdfreebsdMatch2.2.6
ORfreebsdfreebsdMatch2.2.8
ORfreebsdfreebsdMatch3.0
ORfreebsdfreebsdMatch3.1
ORfreebsdfreebsdMatch3.2
ORfreebsdfreebsdMatch3.3
ORfreebsdfreebsdMatch3.4
ORfreebsdfreebsdMatch4.0
ORfreebsdfreebsdMatch4.0alpha
ORfreebsdfreebsdMatch5.0
ORfreebsdfreebsdMatch5.0alpha
ORnetbsdnetbsdMatch1.4.1alpha
ORnetbsdnetbsdMatch1.4.1arm32
ORnetbsdnetbsdMatch1.4.1sparc
ORnetbsdnetbsdMatch1.4.2alpha
ORnetbsdnetbsdMatch1.4.2arm32
ORnetbsdnetbsdMatch1.4.2sparc
ORnetbsdnetbsdMatch1.4.2x86
2.1 Low
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:N/I:N/A:P
6.6 Medium
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
5.1%
Related for CVE-2000-0461