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cveTalosCVE-2016-8733
HistoryDec 14, 2016 - 5:59 p.m.

CVE-2016-8733

2016-12-1417:59:00
CWE-190
talos
web.nvd.nist.gov
40
cve-2016-8733
exploitable
integer overflow
joyent smartos
file system
kernel panic
privilege escalation
nvd

CVSS2

7.2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS3

8.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

AI Score

8.3

Confidence

High

EPSS

0.001

Percentile

25.6%

An exploitable integer overflow exists in the Joyent SmartOS 20161110T013148Z Hyprlofs file system. The vulnerability is present in the Ioctl system call with the command HYPRLOFS_ADD_ENTRIES when dealing with native file systems. An attacker can craft an input that can cause a kernel panic and potentially be leveraged into a full privilege escalation vulnerability. This vulnerability is distinct from CVE-2016-9031.

Affected configurations

Nvd
Vulners
Node
joyentsmartosRange20161110t013148z
VendorProductVersionCPE
joyentsmartos*cpe:2.3:o:joyent:smartos:*:*:*:*:*:*:*:*

CNA Affected

[
  {
    "product": "SmartOS",
    "vendor": "Joyent",
    "versions": [
      {
        "status": "affected",
        "version": "OS 20161110T013148Z"
      }
    ]
  }
]

CVSS2

7.2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS3

8.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

AI Score

8.3

Confidence

High

EPSS

0.001

Percentile

25.6%

Related for CVE-2016-8733