CVE-2012-0841

Severity

50%

Complexity

99%

Confidentiality

48%

libxml2 before 2.8.0 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted XML data.

libxml2 before 2.8.0 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted XML data.

CVSS 2.0 Base Score 5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P).

Overview

First reported 12 years ago

2012-12-21 05:46:00

Last updated 11 years ago

2014-01-28 04:42:00

Affected Software

XMLSoft Libxml2 1.7.0

1.7.0

XMLSoft Libxml2 1.7.1

1.7.1

XMLSoft Libxml2 1.7.2

1.7.2

XMLSoft Libxml2 1.7.3

1.7.3

XMLSoft Libxml2 1.7.4

1.7.4

XMLSoft Libxml2 1.8.0

1.8.0

XMLSoft Libxml2 1.8.1

1.8.1

XMLSoft Libxml2 1.8.2

1.8.2

XMLSoft Libxml2 1.8.3

1.8.3

XMLSoft Libxml2 1.8.4

1.8.4

XMLSoft Libxml2 1.8.5

1.8.5

XMLSoft Libxml2 1.8.6

1.8.6

XMLSoft Libxml2 1.8.7

1.8.7

XMLSoft Libxml2 1.8.9

1.8.9

XMLSoft Libxml2 1.8.10

1.8.10

XMLSoft Libxml2 1.8.13

1.8.13

XMLSoft Libxml2 1.8.14

1.8.14

XMLSoft Libxml2 1.8.16

1.8.16

XMLSoft Libxml2 2.0.0

2.0.0

XMLSoft Libxml2 2.1.0

2.1.0

XMLSoft Libxml2 2.1.1

2.1.1

XMLSoft Libxml2 2.2.0

2.2.0

XMLSoft Libxml2 2.2.0 beta

2.2.0

XMLSoft Libxml2 2.2.1

2.2.1

XMLSoft Libxml2 2.2.2

2.2.2

XMLSoft Libxml2 2.2.3

2.2.3

XMLSoft Libxml2 2.2.4

2.2.4

XMLSoft Libxml2 2.2.5

2.2.5

XMLSoft Libxml2 2.2.6

2.2.6

XMLSoft Libxml2 2.2.7

2.2.7

XMLSoft Libxml2 2.2.8

2.2.8

XMLSoft Libxml2 2.2.9

2.2.9

XMLSoft Libxml2 2.2.10

2.2.10

XMLSoft Libxml2 2.2.11

2.2.11

XMLSoft Libxml2 2.3.0

2.3.0

XMLSoft Libxml2 2.3.1

2.3.1

XMLSoft Libxml2 2.3.2

2.3.2

XMLSoft Libxml2 2.3.3

2.3.3

XMLSoft Libxml2 2.3.4

2.3.4

XMLSoft Libxml2 2.3.5

2.3.5

XMLSoft Libxml2 2.3.6

2.3.6

XMLSoft Libxml2 2.3.7

2.3.7

XMLSoft Libxml2 2.3.8

2.3.8

XMLSoft Libxml2 2.3.9

2.3.9

XMLSoft Libxml2 2.3.10

2.3.10

XMLSoft Libxml2 2.3.11

2.3.11

XMLSoft Libxml2 2.3.12

2.3.12

XMLSoft Libxml2 2.3.13

2.3.13

XMLSoft Libxml2 2.3.14

2.3.14

XMLSoft Libxml2 2.4.1

2.4.1

XMLSoft Libxml2 2.4.2

2.4.2

XMLSoft Libxml2 2.4.3

2.4.3

XMLSoft Libxml2 2.4.4

2.4.4

XMLSoft Libxml2 2.4.5

2.4.5

XMLSoft Libxml2 2.4.6

2.4.6

XMLSoft Libxml2 2.4.7

2.4.7

XMLSoft Libxml2 2.4.8

2.4.8

XMLSoft Libxml2 2.4.9

2.4.9

XMLSoft Libxml2 2.4.10

2.4.10

XMLSoft Libxml2 2.4.11

2.4.11

XMLSoft Libxml2 2.4.12

2.4.12

XMLSoft Libxml2 2.4.13

2.4.13

XMLSoft Libxml2 2.4.14

2.4.14

XMLSoft Libxml2 2.4.15

2.4.15

XMLSoft Libxml2 2.4.16

2.4.16

XMLSoft Libxml2 2.4.17

2.4.17

XMLSoft Libxml2 2.4.18

2.4.18

XMLSoft Libxml2 2.4.19

2.4.19

XMLSoft Libxml2 2.4.20

2.4.20

XMLSoft Libxml2 2.4.21

2.4.21

XMLSoft Libxml2 2.4.22

2.4.22

XMLSoft Libxml2 2.4.23

2.4.23

XMLSoft Libxml2 2.4.24

2.4.24

XMLSoft Libxml2 2.4.25

2.4.25

XMLSoft Libxml2 2.4.26

2.4.26

XMLSoft Libxml2 2.4.27

2.4.27

XMLSoft Libxml2 2.4.28

2.4.28

XMLSoft Libxml2 2.4.29

2.4.29

XMLSoft Libxml2 2.4.30

2.4.30

XMLSoft Libxml2 2.5.0

2.5.0

XMLSoft Libxml2 2.5.4

2.5.4

XMLSoft Libxml2 2.5.7

2.5.7

XMLSoft Libxml2 2.5.8

2.5.8

Xmlsoft Libxml2 2.5.10

2.5.10

XMLSoft Libxml2 2.5.11

2.5.11

XMLSoft Libxml2 2.6.0

2.6.0

XMLSoft Libxml2 2.6.1

2.6.1

XMLSoft Libxml2 2.6.2

2.6.2

XMLSoft Libxml2 2.6.3

2.6.3

XMLSoft Libxml2 2.6.4

2.6.4

XMLSoft Libxml2 2.6.5

2.6.5

XMLSoft Libxml2 2.6.6

2.6.6

XMLSoft Libxml2 2.6.7

2.6.7

XMLSoft Libxml2 2.6.8

2.6.8

XMLSoft Libxml2 2.6.9

2.6.9

XMLSoft Libxml2 2.6.11

2.6.11

XMLSoft Libxml2 2.6.12

2.6.12

XMLSoft Libxml2 2.6.13

2.6.13

XMLSoft Libxml2 2.6.14

2.6.14

Xmlsoft Libxml2 2.6.16

2.6.16

XMLSoft Libxml2 2.6.17

2.6.17

XMLSoft Libxml2 2.6.18

2.6.18

XMLSoft Libxml2 2.6.20

2.6.20

XMLSoft Libxml2 2.6.21

2.6.21

XMLSoft Libxml2 2.6.22

2.6.22

XMLSoft Libxml2 2.6.23

2.6.23

XMLSoft Libxml2 2.6.24

2.6.24

XMLSoft Libxml2 2.6.25

2.6.25

XMLSoft Libxml2 2.6.26

2.6.26

XMLSoft Libxml2 2.6.27

2.6.27

XMLSoft Libxml2 2.6.28

2.6.28

XMLSoft Libxml2 2.6.29

2.6.29

XMLSoft Libxml2 2.6.30

2.6.30

XMLSoft Libxml2 2.6.31

2.6.31

XMLSoft Libxml2 2.6.32

2.6.32

XMLSoft Libxml2 2.7.0

2.7.0

XMLSoft Libxml2 2.7.1

2.7.1

XMLSoft Libxml2 2.7.2

2.7.2

XMLSoft Libxml2 2.7.3

2.7.3

XMLSoft Libxml2 2.7.4

2.7.4

XMLSoft Libxml2 2.7.5

2.7.5

XMLSoft Libxml2 2.7.6

2.7.6

XMLSoft Libxml2 2.7.7

2.7.7

XMLSoft Libxml2

Apple iPhone OS 1.0.0

1.0.0

Apple iPhone OS 1.0.1

1.0.1

Apple iPhone OS 1.0.2

1.0.2

Apple iPhone OS 1.1.0

1.1.0

Apple iPhone OS 1.1.1

1.1.1

Apple iPhone OS 1.1.2

1.1.2

Apple iPhone OS 1.1.3

1.1.3

Apple iPhone OS 1.1.4

1.1.4

Apple iPhone OS 1.1.5

1.1.5

Apple iPhone OS 2.0

2.0

Apple iPhone OS 2.0.0

2.0.0

Apple iPhone OS 2.0.1

2.0.1

Apple iPhone OS 2.0.2

2.0.2

Apple iPhone OS 2.1

2.1

Apple iPhone OS 2.1.1

2.1.1

Apple iPhone OS 2.2

2.2

Apple iPhone OS 2.2.1

2.2.1

Apple iPhone OS 3.0

3.0

Apple iPhone OS 3.0.1

3.0.1

Apple iPhone OS 3.1

3.1

Apple iPhone OS 3.1.2

3.1.2

Apple iPhone OS 3.1.3

3.1.3

Apple iPhone OS 3.2

3.2

Apple iPhone OS 3.2.1

3.2.1

Apple iPhone OS 3.2.2

3.2.2

Apple iPhone OS 4.0

4.0

Apple iPhone OS 4.0.1

4.0.1

Apple iPhone OS 4.0.2

4.0.2

Apple iPhone OS 4.1

4.1

Apple iPhone OS 4.2.1

4.2.1

Apple iPhone OS 4.2.5

4.2.5

Apple iPhone OS 4.2.8

4.2.8

Apple iPhone OS 4.3.0

4.3.0

Apple iPhone OS 4.3.1

4.3.1

Apple iPhone OS 4.3.2

4.3.2

Apple iPhone OS 4.3.3

4.3.3

Apple iPhone OS 4.3.5

4.3.5

Apple iPhone OS 5.0

5.0

Apple iPhone OS 5.0.1

5.0.1

Apple iPhone OS 5.1

5.1

Apple iPhone OS 5.1.1

5.1.1

Apple iPhone OS 6.0

6.0

Apple iPhone OS 6.0.1

6.0.1

Apple iPhone OS 6.0.2

6.0.2

Apple iPhone OS 6.1

6.1

Apple iPhone OS 6.1.2

6.1.2

Apple iPhone OS 6.1.3

6.1.3

References

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=660846

http://git.gnome.org/browse/libxml2/commit/?id=8973d58b7498fa5100a876815476b81fd1a2412a

APPLE-SA-2013-10-22-8

APPLE-SA-2013-09-18-2

SUSE-SU-2013:1627

RHSA-2012:0324

RHSA-2013:0217

54886

55568

1026723

http://support.apple.com/kb/HT5934

http://support.apple.com/kb/HT6001

DSA-2417

MDVSA-2013:150

[oss-security] 20120222 libxml2: hash table collisions CPU usage DoS

http://www.oracle.com/technetwork/topics/security/cpuapr2013-1899555.html

52107

Patch

http://www.xerox.com/download/security/security-bulletin/16287-4d6b7b0c81f7b/cert_XRX13-003_v1.0.pdf

http://xmlsoft.org/news.html

https://blogs.oracle.com/sunsecurity/entry/cve_2012_0841_denial_of

Stay updated

ExploitPedia is constantly evolving. Sign up to receive a notification when we release additional functionality.

Get in touch

If you'd like to report a bug or have any suggestions for improvements then please do get in touch with us using this form. We will get back to you as soon as we can.