CVE-2015-7560 - Improper Access Control

Severity

40%

Complexity

80%

Confidentiality

48%

The SMB1 implementation in smbd in Samba 3.x and 4.x before 4.1.23, 4.2.x before 4.2.9, 4.3.x before 4.3.6, and 4.4.x before 4.4.0rc4 allows remote authenticated users to modify arbitrary ACLs by using a UNIX SMB1 call to create a symlink, and then using a non-UNIX SMB1 call to write to the ACL content.

The SMB1 implementation in smbd in Samba 3.x and 4.x before 4.1.23, 4.2.x before 4.2.9, 4.3.x before 4.3.6, and 4.4.x before 4.4.0rc4 allows remote authenticated users to modify arbitrary ACLs by using a UNIX SMB1 call to create a symlink, and then using a non-UNIX SMB1 call to write to the ACL content.

CVSS 3.0 Base Score 6.5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N).

CVSS 2.0 Base Score 4. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:S/C:N/I:P/A:N).

Overview

Type

Samba

First reported 9 years ago

2016-03-13 22:59:00

Last updated 8 years ago

2016-12-03 03:13:00

Affected Software

Samba 3.0.0

3.0.0

Samba 3.0.1

3.0.1

Samba 3.0.2

3.0.2

Samba 3.0.2a

3.0.2

Samba 3.0.2a

3.0.2a

Samba 3.0.3

3.0.3

Samba 3.0.4

3.0.4

Samba 3.0.4 release candidate 1

3.0.4

Samba 3.0.5

3.0.5

Samba 3.0.6

3.0.6

Samba 3.0.7

3.0.7

Samba 3.0.8

3.0.8

Samba 3.0.9

3.0.9

Samba 3.0.10

3.0.10

Samba 3.0.11

3.0.11

Samba 3.0.12

3.0.12

Samba 3.0.13

3.0.13

Samba 3.0.14

3.0.14

Samba 3.0.14a

3.0.14

Samba 3.0.14a

3.0.14a

Samba 3.0.15

3.0.15

Samba 3.0.16

3.0.16

Samba 3.0.17

3.0.17

Samba 3.0.18

3.0.18

Samba 3.0.19

3.0.19

Samba 3.0.20

3.0.20

Samba 3.0.20a

3.0.20

Samba 3.0.20b

3.0.20

Samba 3.0.20a

3.0.20a

Samba 3.0.20b

3.0.20b

Samba 3.0.21

3.0.21

Samba 3.0.21a

3.0.21

Samba 3.0.21b

3.0.21

Samba 3.0.21c

3.0.21

Samba 3.0.21a

3.0.21a

Samba 3.0.21b

3.0.21b

Samba 3.0.21c

3.0.21c

Samba 3.0.22

3.0.22

Samba 3.0.23

3.0.23

Samba 3.0.23a

3.0.23

Samba 3.0.23b

3.0.23

Samba 3.0.23c

3.0.23

Samba 3.0.23d

3.0.23

Samba 3.0.23a

3.0.23a

Samba 3.0.23b

3.0.23b

Samba 3.0.23c

3.0.23c

Samba 3.0.23d

3.0.23d

Samba 3.0.24

3.0.24

Samba 3.0.25

3.0.25

Samba 3.0.25a

3.0.25

Samba 3.0.25b

3.0.25

Samba 3.0.25c

3.0.25

Samba 3.0.25 pre1

3.0.25

Samba 3.0.25 pre2

3.0.25

Samba 3.0.25 release candidate 1

3.0.25

Samba 3.0.25 release candiate 2

3.0.25

Samba 3.0.25 release candidate 3

3.0.25

Samba 3.0.25a

3.0.25a

Samba 3.0.25b

3.0.25b

Samba 3.0.25c

3.0.25c

Samba 3.0.26

3.0.26

Samba 3.0.26a

3.0.26

Samba 3.0.26a

3.0.26a

Samba 3.0.27

3.0.27

Samba 3.0.27a

3.0.27

Samba 3.0.28

3.0.28

Samba 3.0.28a

3.0.28

Samba 3.0.29

3.0.29

Samba 3.0.30

3.0.30

Samba 3.0.31

3.0.31

Samba 3.0.32

3.0.32

Samba 3.0.33

3.0.33

Samba 3.0.34

3.0.34

Samba 3.0.35

3.0.35

Samba 3.0.36

3.0.36

Samba 3.0.37

3.0.37

Samba 3.1.0

3.1.0

Samba 3.2.0

3.2.0

Samba 3.2.1

3.2.1

Samba 3.2.2

3.2.2

Samba 3.2.3

3.2.3

Samba 3.2.4

3.2.4

Samba 3.2.5

3.2.5

Samba 3.2.6

3.2.6

Samba 3.2.7

3.2.7

Samba 3.2.8

3.2.8

Samba 3.2.9

3.2.9

Samba 3.2.10

3.2.10

Samba 3.2.11

3.2.11

Samba 3.2.12

3.2.12

Samba 3.2.13

3.2.13

Samba 3.2.14

3.2.14

Samba 3.2.15

3.2.15

Samba 3.3.0

3.3.0

Samba 3.3.1

3.3.1

Samba 3.3.2

3.3.2

Samba 3.3.3

3.3.3

Samba 3.3.4

3.3.4

Samba 3.3.5

3.3.5

Samba 3.3.6

3.3.6

Samba 3.3.7

3.3.7

Samba 3.3.8

3.3.8

Samba 3.3.9

3.3.9

Samba 3.3.10

3.3.10

Samba 3.3.11

3.3.11

Samba 3.3.12

3.3.12

Samba 3.3.13

3.3.13

Samba 3.3.14

3.3.14

Samba 3.3.15

3.3.15

Samba 3.3.16

3.3.16

Samba 3.4.0

3.4.0

Samba 3.4.1

3.4.1

Samba 3.4.2

3.4.2

Samba 3.4.3

3.4.3

Samba 3.4.4

3.4.4

Samba 3.4.5

3.4.5

Samba 3.4.6

3.4.6

Samba 3.4.7

3.4.7

Samba 3.4.8

3.4.8

Samba 3.4.9

3.4.9

Samba 3.4.10

3.4.10

Samba 3.4.11

3.4.11

Samba 3.4.12

3.4.12

Samba 3.4.13

3.4.13

Samba 3.4.14

3.4.14

Samba 3.4.15

3.4.15

Samba 3.4.16

3.4.16

Samba 3.4.17

3.4.17

Samba 3.5.0

3.5.0

Samba 3.5.1

3.5.1

Samba 3.5.2

3.5.2

Samba 3.5.3

3.5.3

Samba 3.5.4

3.5.4

Samba 3.5.5

3.5.5

Samba 3.5.6

3.5.6

Samba 3.5.7

3.5.7

Samba 3.5.8

3.5.8

Samba 3.5.9

3.5.9

Samba 3.5.10

3.5.10

Samba 3.5.11

3.5.11

Samba 3.5.12

3.5.12

Samba 3.5.13

3.5.13

Samba 3.5.14

3.5.14

Samba 3.5.15

3.5.15

Samba 3.5.16

3.5.16

Samba 3.5.17

3.5.17

Samba 3.5.18

3.5.18

Samba 3.5.19

3.5.19

Samba 3.5.20

3.5.20

Samba 3.5.21

3.5.21

Samba 3.5.22

3.5.22

Samba 3.6.0

3.6.0

Samba 3.6.1

3.6.1

Samba 3.6.2

3.6.2

Samba 3.6.3

3.6.3

Samba 3.6.4

3.6.4

Samba 3.6.5

3.6.5

Samba 3.6.6

3.6.6

Samba 3.6.7

3.6.7

Samba 3.6.8

3.6.8

Samba 3.6.9

3.6.9

Samba 3.6.10

3.6.10

Samba 3.6.11

3.6.11

Samba 3.6.12

3.6.12

Samba 3.6.13

3.6.13

Samba 3.6.14

3.6.14

Samba 3.6.15

3.6.15

Samba 3.6.16

3.6.16

Samba 3.6.17

3.6.17

Samba 3.6.18

3.6.18

Samba 3.6.19

3.6.19

Samba 3.6.20

3.6.20

Samba 3.6.21

3.6.21

Samba 3.6.22

3.6.22

Samba 3.6.23

3.6.23

Samba 3.6.24

3.6.24

Samba 4.0.0

4.0.0

Samba 4.0.1

4.0.1

Samba 4.0.2

4.0.2

Samba 4.0.3

4.0.3

Samba 4.0.4

4.0.4

Samba 4.0.5

4.0.5

Samba 4.0.6

4.0.6

Samba 4.0.7

4.0.7

Samba 4.0.8

4.0.8

Samba 4.0.9

4.0.9

Samba 4.0.10

4.0.10

Samba 4.0.11

4.0.11

Samba 4.0.12

4.0.12

Samba 4.0.13

4.0.13

Samba 4.0.14

4.0.14

Samba 4.0.15

4.0.15

Samba 4.0.16

4.0.16

Samba 4.0.17

4.0.17

Samba 4.0.18

4.0.18

Samba 4.0.19

4.0.19

Samba 4.0.20

4.0.20

Samba 4.0.21

4.0.21

Samba 4.0.22

4.0.22

Samba 4.0.23

4.0.23

Samba 4.0.24

4.0.24

Samba 4.1.0

4.1.0

Samba 4.1.1

4.1.1

Samba 4.1.2

4.1.2

Samba 4.1.3

4.1.3

Samba 4.1.4

4.1.4

Samba 4.1.5

4.1.5

Samba 4.1.6

4.1.6

Samba 4.1.7

4.1.7

Samba 4.1.8

4.1.8

Samba 4.1.9

4.1.9

Samba 4.1.10

4.1.10

Samba 4.1.11

4.1.11

Samba 4.1.12

4.1.12

Samba 4.1.13

4.1.13

Samba 4.1.14

4.1.14

Samba 4.1.15

4.1.15

Samba 4.1.16

4.1.16

Samba 4.1.17

4.1.17

Samba 4.1.18

4.1.18

Samba 4.1.19

4.1.19

Samba 4.1.20

4.1.20

Samba 4.1.21

4.1.21

Samba 4.1.22

4.1.22

Samba 4.2.0 release candidate 1

4.2.0

Samba 4.2.0 release candidate 2

4.2.0

Samba 4.2.0 release candidate 3

4.2.0

Samba 4.2.0 release candidate 4

4.2.0

Samba 4.2.1

4.2.1

Samba 4.2.2

4.2.2

Samba 4.2.3

4.2.3

Samba 4.2.4

4.2.4

Samba 4.2.5

4.2.5

Samba 4.2.6

4.2.6

Samba 4.2.7

4.2.7

Samba 4.2.8

4.2.8

Samba 4.3.0

4.3.0

Samba 4.3.1

4.3.1

Samba 4.3.2

4.3.2

Samba 4.3.3

4.3.3

Samba 4.3.4

4.3.4

Samba 4.3.5

4.3.5

Samba 4.4.0 Release Candidate 1

4.4.0

Samba 4.4.0 Release Candidate 2

4.4.0

Samba 4.4.0 Release Candidate 3

4.4.0

References

FEDORA-2016-ed1587f6ba

FEDORA-2016-cad77a4576

FEDORA-2016-4b55f00d00

openSUSE-SU-2016:0813

SUSE-SU-2016:0814

SUSE-SU-2016:0816

SUSE-SU-2016:0837

openSUSE-SU-2016:0877

SUSE-SU-2016:0905

openSUSE-SU-2016:1064

openSUSE-SU-2016:1106

openSUSE-SU-2016:1107

DSA-3514

84267

1035220

USN-2922-1

https://bugzilla.samba.org/show_bug.cgi?id=11648

https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05121842

https://www.samba.org/samba/security/CVE-2015-7560.html

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