Lucene search

CanonicalCVE-2015-1340

HistoryApr 22, 2019 - 4:29 p.m.

CVE-2015-1340

2019-04-2216:29:00

CWE-362

canonical

web.nvd.nist.gov

lxd

cve-2015-1340

symbolic link

race condition

security vulnerability

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

7.8

Confidence

High

EPSS

0.002

Percentile

60.6%

JSON

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.

Affected configurations

Nvd

Node

linuxcontainerslxdMatch-

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

Vendor	Product	Version	CPE
linuxcontainers	lxd	-	cpe:2.3:a:linuxcontainers:lxd:-:::::::*

CNA Affected

[
  {
    "product": "LXD",
    "vendor": "Ubuntu",
    "versions": [
      {
        "lessThan": "0.19-0ubuntu5",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

github.com/lxc/lxd/commit/19c6961cc1012c8a529f20807328a9357f5034f4

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

7.8

Confidence

High

EPSS

0.002

Percentile

60.6%

JSON

Related for CVE-2015-1340