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cve[email protected]CVE-2011-3188
HistoryMay 24, 2012 - 11:55 p.m.

CVE-2011-3188

2012-05-2423:55:02
web.nvd.nist.gov
870
linux kernel
cve-2011-3188
networking
hijack
session
denial of service
md4 algorithm
ipv4
ipv6
nvd

6.4 Medium

CVSS2

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

9.1 High

CVSS3

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

8.7 High

AI Score

Confidence

High

0.016 Low

EPSS

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.

Affected configurations

NVD
Node
linuxlinux_kernelRange<3.1
Node
redhatenterprise_linuxMatch4.0
Node
f5arxRange6.0.06.4.0
OR
f5big-ip_access_policy_managerRange10.1.010.2.4
OR
f5big-ip_access_policy_managerRange11.0.011.1.0
OR
f5big-ip_analyticsRange11.0.011.1.0
OR
f5big-ip_application_security_managerRange10.0.010.2.4
OR
f5big-ip_application_security_managerRange11.0.011.1.0
OR
f5big-ip_edge_gatewayRange10.1.010.2.4
OR
f5big-ip_edge_gatewayRange11.0.011.1.0
OR
f5big-ip_global_traffic_managerRange10.0.010.2.4
OR
f5big-ip_global_traffic_managerRange11.0.011.1.0
OR
f5big-ip_link_controllerRange10.0.010.2.4
OR
f5big-ip_link_controllerRange11.0.011.1.0
OR
f5big-ip_local_traffic_managerRange10.0.010.2.4
OR
f5big-ip_local_traffic_managerRange11.0.011.1.0
OR
f5big-ip_protocol_security_moduleRange10.0.010.2.4
OR
f5big-ip_protocol_security_moduleRange11.0.011.1.0
OR
f5big-ip_wan_optimization_managerRange10.0.010.2.4
OR
f5big-ip_wan_optimization_managerRange11.0.011.1.0
OR
f5big-ip_webacceleratorRange10.0.010.2.4
OR
f5big-ip_webacceleratorRange11.0.011.1.0
OR
f5enterprise_managerRange2.1.02.3.0
OR
f5enterprise_managerMatch3.0.0
OR
f5firepassRange6.0.06.1.0
OR
f5firepassMatch7.0.0

6.4 Medium

CVSS2

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

9.1 High

CVSS3

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

8.7 High

AI Score

Confidence

High

0.016 Low

EPSS

Percentile

87.3%