CVE-2015-1340

LXD before version 0.19-0ubuntu5 doUidshiftIntoContainer() has an unsafe Chmod() call that races against the stat in the Filepath.Walk() function. A symbolic link created in that window could cause any file on the system to have any mode of the attacker's choice.

CVSS v3 7.0 HIGH
CVSS v2.0 6.8 MEDIUM

7.0^/10

CVSS v3 : HIGH

Vector : AV:P/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploitability : 0.4 / Impact : 6.0

Attack Vector PHYSICAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/lxc/lxd/commit/19c6961cc1012c8a529f20807328a9357f5034f4	Patch Third Party Advisory
https://github.com/lxc/lxd/commit/19c6961cc1012c8a529f20807328a9357f5034f4	Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:linuxcontainers:lxd:-:*:*:*:*:*:*:*

History

21 Nov 2024, 02:25

Type	Values Removed	Values Added
CVSS	v2 : ~~6.8~~ v3 : ~~8.1~~	v2 : 6.8 v3 : 7.0
References	~~() https://github.com/lxc/lxd/commit/19c6961cc1012c8a529f20807328a9357f5034f4 - Patch, Third Party Advisory~~	() https://github.com/lxc/lxd/commit/19c6961cc1012c8a529f20807328a9357f5034f4 - Patch, Third Party Advisory

Information

Published : 2019-04-22 16:29

Updated : 2024-11-21 02:25

NVD link : CVE-2015-1340

Mitre link : CVE-2015-1340

CVE.ORG link : CVE-2015-1340

JSON object : View

Products Affected

linuxcontainers

lxd

CWE

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

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