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cve[email protected]CVE-2007-6043
HistoryOct 03, 2022 - 4:14 p.m.

CVE-2007-6043

2022-10-0316:14:28
CWE-200
web.nvd.nist.gov
27
cryptgenrandom
microsoft
windows 2000
predictable values
cryptographic mechanisms
rc4 cipher
cve-2007-6043
cve-2007-3898

7.1 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:C/I:N/A:N

6.5 Medium

AI Score

Confidence

High

0.963 High

EPSS

Percentile

99.6%

The CryptGenRandom function in Microsoft Windows 2000 generates predictable values, which makes it easier for context-dependent attackers to reduce the effectiveness of cryptographic mechanisms, as demonstrated by attacks on (1) forward security and (2) backward security, related to use of eight instances of the RC4 cipher, and possibly a related issue to CVE-2007-3898.

Affected configurations

NVD
Node
microsoftwindows_2000

7.1 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:C/I:N/A:N

6.5 Medium

AI Score

Confidence

High

0.963 High

EPSS

Percentile

99.6%