CVE-2011-3348

Severity

43%

Complexity

86%

Confidentiality

48%

The mod_proxy_ajp module in the Apache HTTP Server before 2.2.21, when used with mod_proxy_balancer in certain configurations, allows remote attackers to cause a denial of service (temporary "error state" in the backend server) via a malformed HTTP request.

The mod_proxy_ajp module in the Apache HTTP Server before 2.2.21, when used with mod_proxy_balancer in certain configurations, allows remote attackers to cause a denial of service (temporary "error state" in the backend server) via a malformed HTTP request.

CVSS 2.0 Base Score 4.3. CVSS Attack Vector: network. CVSS Attack Complexity: medium. CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:N/A:P).

Overview

Type

Apache Software Foundation

First reported 13 years ago

2011-09-20 05:55:00

Last updated 7 years ago

2017-12-29 02:29:00

Affected Software

Apache Software Foundation Apache HTTP Server 0.8.11

0.8.11

Apache Software Foundation Apache HTTP Server 0.8.14

0.8.14

Apache Software Foundation Apache HTTP Server 1.0

1.0

Apache Software Foundation Apache HTTP Server 1.0.2

1.0.2

Apache Software Foundation Apache HTTP Server 1.0.3

1.0.3

Apache Software Foundation Apache HTTP Server 1.0.5

1.0.5

Apache Software Foundation Apache HTTP Server 1.1

1.1

Apache Software Foundation Apache HTTP Server 1.1.1

1.1.1

Apache Software Foundation Apache 1.2

1.2

Apache Software Foundation Apache HTTP Server 1.2.4

1.2.4

Apache Software Foundation Apache HTTP Server 1.2.5

1.2.5

Apache Software Foundation Apache HTTP Server 1.2.6

1.2.6

Apache Software Foundation Apache 1.29

1.2.9

Apache Software Foundation Apache HTTP Server 1.3

1.3

Apache Software Foundation Apache HTTP Server 1.3.0

1.3.0

Apache Software Foundation Apache HTTP Server 1.3.1

1.3.1

Apache Software Foundation Apache HTTP Server 1.3.1.1

1.3.1.1

Apache Software Foundation Apache HTTP Server 1.3.2

1.3.2

Apache Software Foundation Apache HTTP Server 1.3.3

1.3.3

Apache Software Foundation Apache HTTP Server 1.3.4

1.3.4

Apache Software Foundation Apache HTTP Server 1.3.5

1.3.5

Apache Software Foundation Apache HTTP Server 1.3.6

1.3.6

Apache Software Foundation Apache HTTP Server 1.3.7

1.3.7

Apache Software Foundation Apache HTTP Server 1.3.8

1.3.8

Apache Software Foundation Apache HTTP Server 1.3.9

1.3.9

Apache Software Foundation Apache 1.3.10

1.3.10

Apache Software Foundation Apache HTTP Server 1.3.11

1.3.11

Apache Software Foundation Apache HTTP Server 1.3.12

1.3.12

Apache Software Foundation Apache 1.3.13

1.3.13

Apache Software Foundation Apache HTTP Server 1.3.14

1.3.14

Apache Software Foundation Apache 1.3.15

1.3.15

Apache Software Foundation Apache 1.3.16

1.3.16

Apache Software Foundation Apache HTTP Server 1.3.17

1.3.17

Apache Software Foundation Apache HTTP Server 1.3.18

1.3.18

Apache Software Foundation Apache HTTP Server 1.3.19

1.3.19

Apache Software Foundation Apache HTTP Server 1.3.20

1.3.20

Apache Software Foundation Apache HTTP Server 1.3.22

1.3.22

Apache Software Foundation Apache HTTP Server 1.3.23

1.3.23

Apache Software Foundation Apache HTTP Server 1.3.24

1.3.24

Apache Software Foundation Apache HTTP Server 1.3.25

1.3.25

Apache Software Foundation Apache HTTP Server 1.3.26

1.3.26

Apache Software Foundation Apache HTTP Server 1.3.27

1.3.27

Apache Software Foundation Apache HTTP Server 1.3.28

1.3.28

Apache Software Foundation Apache HTTP Server 1.3.29

1.3.29

Apache Software Foundation Apache HTTP Server 1.3.30

1.3.30

Apache Software Foundation Apache HTTP Server 1.3.31

1.3.31

Apache Software Foundation Apache HTTP Server 1.3.32

1.3.32

Apache Software Foundation Apache HTTP Server 1.3.33

1.3.33

Apache Software Foundation Apache HTTP Server 1.3.34

1.3.34

Apache Software Foundation Apache HTTP Server 1.3.35

1.3.35

Apache Software Foundation Apache HTTP Server 1.3.36

1.3.36

Apache Software Foundation Apache HTTP Server 1.3.37

1.3.37

Apache Software Foundation Apache HTTP Server 1.3.38

1.3.38

Apache Software Foundation Apache HTTP Server 1.3.39

1.3.39

Apache Software Foundation Apache HTTP Server 1.3.41

1.3.41

Apache Software Foundation Apache HTTP Server 1.3.42

1.3.42

Apache Software Foundation Apache HTTP Server 1.3.65

1.3.65

Apache Software Foundation Apache HTTP Server 1.3.68

1.3.68

Apache Software Foundation Apache HTTP Server 1.4.0

1.4.0

Apache Software Foundation Apache HTTP Server 1.99

1.99

Apache Software Foundation Apache HTTP Server 2.0

2.0

Apache Software Foundation Apache HTTP Server 2.0.9a

2.0.9

Apache Software Foundation Apache HTTP Server 2.0.28

2.0.28

Apache Software Foundation Apache HTTP Server 2.0.28 Beta

2.0.28

Apache Software Foundation Apache HTTP Server 2.0.32

2.0.32

Apache Software Foundation Apache HTTP Server 2.0.32 Beta

2.0.32

Apache Software Foundation Apache HTTP Server 2.0.34 Beta

2.0.34

Apache Software Foundation Apache HTTP Server 2.0.35

2.0.35

Apache Software Foundation Apache HTTP Server 2.0.36

2.0.36

Apache Software Foundation Apache HTTP Server 2.0.37

2.0.37

Apache Software Foundation Apache HTTP Server 2.0.38

2.0.38

Apache Software Foundation Apache HTTP Server 2.0.39

2.0.39

Apache Software Foundation Apache HTTP Server 2.0.40

2.0.40

Apache Software Foundation Apache HTTP Server 2.0.41

2.0.41

Apache Software Foundation Apache HTTP Server 2.0.42

2.0.42

Apache Software Foundation Apache HTTP Server 2.0.43

2.0.43

Apache Software Foundation Apache HTTP Server 2.0.44

2.0.44

Apache Software Foundation Apache HTTP Server 2.0.45

2.0.45

Apache Software Foundation Apache HTTP Server 2.0.46

2.0.46

Apache Software Foundation Apache HTTP Server 2.0.47

2.0.47

Apache Software Foundation Apache HTTP Server 2.0.48

2.0.48

Apache Software Foundation Apache HTTP Server 2.0.49

2.0.49

Apache Software Foundation Apache HTTP Server 2.0.50

2.0.50

Apache Software Foundation Apache HTTP Server 2.0.51

2.0.51

Apache Software Foundation Apache HTTP Server 2.0.52

2.0.52

Apache Software Foundation Apache HTTP Server 2.0.53

2.0.53

Apache Software Foundation Apache HTTP Server 2.0.54

2.0.54

Apache Software Foundation Apache HTTP Server 2.0.55

2.0.55

Apache Software Foundation Apache HTTP Server 2.0.56

2.0.56

Apache Software Foundation Apache HTTP Server 2.0.57

2.0.57

Apache Software Foundation Apache HTTP Server 2.0.58

2.0.58

Apache Software Foundation HTTP Server 2.0.59

2.0.59

Apache Software Foundation Apache HTTP Server 2.0.60 dev

2.0.60

Apache Software Foundation HTTP Server 2.0.61

2.0.61

Apache Software Foundation Apache HTTP Server 2.0.63

2.0.63

Apache Software Foundation Apache HTTP Server 2.1

2.1

Apache Software Foundation Apache HTTP Server 2.1.1

2.1.1

Apache Software Foundation Apache HTTP Server 2.1.2

2.1.2

Apache Software Foundation Apache HTTP Server 2.1.3

2.1.3

Apache Software Foundation Apache HTTP Server 2.1.4

2.1.4

Apache Software Foundation Apache HTTP Server 2.1.5

2.1.5

Apache Software Foundation Apache HTTP Server 2.1.6

2.1.6

Apache Software Foundation Apache HTTP Server 2.1.7

2.1.7

Apache Software Foundation Apache HTTP Server 2.1.8

2.1.8

Apache Software Foundation Apache HTTP Server 2.1.9

2.1.9

Apache Software Foundation Apache HTTP Server 2.2

2.2

Apache Software Foundation Apache HTTP Server 2.2.0

2.2.0

Apache Software Foundation Apache HTTP Server 2.2.1

2.2.1

Apache Software Foundation Apache HTTP Server 2.2.2

2.2.2

Apache Software Foundation Apache HTTP Server 2.2.3

2.2.3

Apache Software Foundation Apache HTTP Server 2.2.4

2.2.4

Apache Software Foundation Apache HTTP Server 2.2.6

2.2.6

Apache Software Foundation Apache HTTP Server 2.2.8

2.2.8

Apache Software Foundation Apache HTTP Server 2.2.9

2.2.9

Apache Software Foundation Apache HTTP Server 2.2.10

2.2.10

Apache Software Foundation Apache HTTP Server 2.2.11

2.2.11

Apache Software Foundation Apache HTTP Server 2.2.12

2.2.12

Apache Software Foundation Apache HTTP Server 2.2.13

2.2.13

Apache Software Foundation Apache HTTP Server 2.2.14

2.2.14

Apache Software Foundation Apache HTTP Server 2.2.15

2.2.15

Apache Software Foundation Apache HTTP Server 2.2.16

2.2.16

Apache Software Foundation Apache HTTP Server 2.2.17

2.2.17

Apache Software Foundation Apache HTTP Server 2.2.18

2.2.18

Apache Software Foundation Apache HTTP Server

References

http://community.jboss.org/message/625307

http://httpd.apache.org/security/vulnerabilities_22.html#2.2.21

Vendor Advisory

APPLE-SA-2012-02-01-1

HPSBUX02707

SSRT100619

RHSA-2012:0542

RHSA-2012:0543

46013

Vendor Advisory

http://support.apple.com/kb/HT5130

http://www.apache.org/dist/httpd/Announcement2.2.html

MDVSA-2011:168

http://www.oracle.com/technetwork/topics/security/cpujuly2013-1899826.html

RHSA-2011:1391

49616

1026054

apache-modproxyajp-dos(69804)

[httpd-cvs] 20190815 svn commit: r1048743 [3/4] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html

[httpd-cvs] 20190815 svn commit: r1048742 [3/4] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html

[httpd-cvs] 20200401 svn commit: r1058586 [3/4] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html

[httpd-cvs] 20200401 svn commit: r1058587 [3/4] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html

oval:org.mitre.oval:def:14941

oval:org.mitre.oval:def:18154

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