Vulnerability CVE-1999-1476
Published: 1999-12-31   Modified: 2012-02-12

Description:
A bug in Intel Pentium processor (MMX and Overdrive) allows local users to cause a denial of service (hang) in Intel-based operating systems such as Windows NT and Windows 95, via an invalid instruction, aka the "Invalid Operand with Locked CMPXCHG8B Instruction" problem.

CVSS2 => (AV:L/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
2.1/10
2.9/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Intel -> Pentium 
Intel -> Pentuim 

 References:
http://support.microsoft.com/support/kb/articles/q163/8/52.asp
https://exchange.xforce.ibmcloud.com/vulnerabilities/704
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