Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Network
0

CVE-2015-5252

Disclosure Date: December 29, 2015
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

vfs.c in smbd in Samba 3.x and 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3, when share names with certain substring relationships exist, allows remote attackers to bypass intended file-access restrictions via a symlink that points outside of a share.

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CVSS V3 Severity and Metrics
Base Score:
7.2 High
Impact Score:
2.7
Exploitability Score:
3.9
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Changed
Confidentiality (C):
Low
Integrity (I):
Low
Availability (A):
None

General Information

Vendors

  • canonical,
  • debian,
  • samba

Products

  • debian linux 7.0,
  • debian linux 8.0,
  • samba,
  • ubuntu linux 12.04,
  • ubuntu linux 14.04,
  • ubuntu linux 15.04,
  • ubuntu linux 15.10

References

Advisory

Additional Info

Technical Analysis