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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2011-2393
HistoryOct 03, 2022 - 4:15 p.m.

CVE-2011-2393

2022-10-0316:15:15
Debian Security Bug Tracker
security-tracker.debian.org
11
neighbor discovery
ipv6 stack
freebsd
netbsd
denial of service

7.8 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.041 Low

EPSS

Percentile

92.2%

The Neighbor Discovery (ND) protocol implementation in the IPv6 stack in FreeBSD, NetBSD, and possibly other BSD-based operating systems allows remote attackers to cause a denial of service (CPU consumption and device hang) by sending many Router Advertisement (RA) messages with different source addresses, a similar vulnerability to CVE-2010-4670.

OSVersionArchitecturePackageVersionFilename
Debian10allkfreebsd-10<= 10.3~svn300087-5kfreebsd-10_10.3~svn300087-5_all.deb

7.8 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.041 Low

EPSS

Percentile

92.2%

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