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cve[email protected]CVE-2011-4096
HistoryNov 17, 2011 - 7:55 p.m.

CVE-2011-4096

2011-11-1719:55:01
CWE-399
web.nvd.nist.gov
118
squid
cve-2011-4096
idnsgrokreply
memory issue
denial of service
dns
daemon
nvd

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

8.1 High

AI Score

Confidence

High

0.935 High

EPSS

Percentile

99.1%

The idnsGrokReply function in Squid before 3.1.16 does not properly free memory, which allows remote attackers to cause a denial of service (daemon abort) via a DNS reply containing a CNAME record that references another CNAME record that contains an empty A record.

Affected configurations

NVD
Node
squid-cachesquidRange3.1.15
OR
squid-cachesquidMatch3.0
OR
squid-cachesquidMatch3.0pre1
OR
squid-cachesquidMatch3.0pre2
OR
squid-cachesquidMatch3.0pre3
OR
squid-cachesquidMatch3.0pre4
OR
squid-cachesquidMatch3.0pre5
OR
squid-cachesquidMatch3.0pre6
OR
squid-cachesquidMatch3.0pre7
OR
squid-cachesquidMatch3.0stable1
OR
squid-cachesquidMatch3.0stable10
OR
squid-cachesquidMatch3.0stable11
OR
squid-cachesquidMatch3.0stable12
OR
squid-cachesquidMatch3.0stable13
OR
squid-cachesquidMatch3.0stable14
OR
squid-cachesquidMatch3.0stable15
OR
squid-cachesquidMatch3.0stable2
OR
squid-cachesquidMatch3.0stable3
OR
squid-cachesquidMatch3.0stable4
OR
squid-cachesquidMatch3.0stable5
OR
squid-cachesquidMatch3.0stable6
OR
squid-cachesquidMatch3.0stable7
OR
squid-cachesquidMatch3.0stable8
OR
squid-cachesquidMatch3.0stable9
OR
squid-cachesquidMatch3.0rc1stable11
OR
squid-cachesquidMatch3.0rc4
OR
squid-cachesquidMatch3.0.stable1
OR
squid-cachesquidMatch3.0.stable2
OR
squid-cachesquidMatch3.0.stable3
OR
squid-cachesquidMatch3.0.stable4
OR
squid-cachesquidMatch3.0.stable5
OR
squid-cachesquidMatch3.0.stable6
OR
squid-cachesquidMatch3.0.stable7
OR
squid-cachesquidMatch3.0.stable8
OR
squid-cachesquidMatch3.0.stable9
OR
squid-cachesquidMatch3.0.stable10
OR
squid-cachesquidMatch3.0.stable11
OR
squid-cachesquidMatch3.0.stable11rc1
OR
squid-cachesquidMatch3.0.stable12
OR
squid-cachesquidMatch3.0.stable13
OR
squid-cachesquidMatch3.0.stable14
OR
squid-cachesquidMatch3.0.stable15
OR
squid-cachesquidMatch3.0.stable16
OR
squid-cachesquidMatch3.0.stable16rc1
OR
squid-cachesquidMatch3.0.stable17
OR
squid-cachesquidMatch3.0.stable18
OR
squid-cachesquidMatch3.0.stable19
OR
squid-cachesquidMatch3.0.stable20
OR
squid-cachesquidMatch3.0.stable21
OR
squid-cachesquidMatch3.0.stable22
OR
squid-cachesquidMatch3.0.stable23
OR
squid-cachesquidMatch3.0.stable24
OR
squid-cachesquidMatch3.0.stable25
OR
squid-cachesquidMatch3.1
OR
squid-cachesquidMatch3.1.0.1
OR
squid-cachesquidMatch3.1.0.2
OR
squid-cachesquidMatch3.1.0.3
OR
squid-cachesquidMatch3.1.0.4
OR
squid-cachesquidMatch3.1.0.5
OR
squid-cachesquidMatch3.1.0.6
OR
squid-cachesquidMatch3.1.0.7
OR
squid-cachesquidMatch3.1.0.8
OR
squid-cachesquidMatch3.1.0.9
OR
squid-cachesquidMatch3.1.0.10
OR
squid-cachesquidMatch3.1.0.11
OR
squid-cachesquidMatch3.1.0.12
OR
squid-cachesquidMatch3.1.0.13
OR
squid-cachesquidMatch3.1.0.14
OR
squid-cachesquidMatch3.1.0.15
OR
squid-cachesquidMatch3.1.0.16
OR
squid-cachesquidMatch3.1.0.17
OR
squid-cachesquidMatch3.1.0.18
OR
squid-cachesquidMatch3.1.1
OR
squid-cachesquidMatch3.1.2
OR
squid-cachesquidMatch3.1.3
OR
squid-cachesquidMatch3.1.4
OR
squid-cachesquidMatch3.1.5
OR
squid-cachesquidMatch3.1.5.1
OR
squid-cachesquidMatch3.1.6
OR
squid-cachesquidMatch3.1.7
OR
squid-cachesquidMatch3.1.8
OR
squid-cachesquidMatch3.1.9
OR
squid-cachesquidMatch3.1.10
OR
squid-cachesquidMatch3.1.11
OR
squid-cachesquidMatch3.1.12
OR
squid-cachesquidMatch3.1.13
OR
squid-cachesquidMatch3.1.14

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

8.1 High

AI Score

Confidence

High

0.935 High

EPSS

Percentile

99.1%