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ubuntucveUbuntu.comUB:CVE-2011-3188
HistoryAug 25, 2011 - 12:00 a.m.

CVE-2011-3188

2011-08-2500:00:00
ubuntu.com
ubuntu.com
19

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:P/A:P

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

EPSS

0.016

Percentile

87.3%

The (1) IPv4 and (2) IPv6 implementations in the Linux kernel before 3.1
use a modified MD4 algorithm to generate sequence numbers and Fragment
Identification values, which makes it easier for remote attackers to cause
a denial of service (disrupted networking) or hijack network sessions by
predicting these values and sending crafted packets.

Bugs

Notes

Author Note
jdstrand http://git.kernel.org/linus/bc0b96b54a21246e377122d54569eef71cec535f http://git.kernel.org/linus/6e5714eaf77d79ae1c8b47e3e040ff5411b717ec

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:P/A:P

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

EPSS

0.016

Percentile

87.3%