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[email protected]CVE-2016-2337

HistoryJan 06, 2017 - 9:59 p.m.

CVE-2016-2337

2017-01-0621:59:00

[email protected]

web.nvd.nist.gov

cve-2016-2337

type confusion

ruby

tcltkip

arbitrary code execution

nvd

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.7 High

AI Score

Confidence

High

0.08 Low

EPSS

Percentile

94.3%

JSON

Type confusion exists in _cancel_eval Ruby’s TclTkIp class method. Attacker passing different type of object than String as “retval” argument can cause arbitrary code execution.

Affected configurations

NVD

Node

ruby-langrubyMatch2.2.2

ruby-langrubyMatch2.3.0

CPENameOperatorVersion
ruby-lang:rubyruby-lang rubyeq2.2.2
ruby-lang:rubyruby-lang rubyeq2.3.0

CPE	Name	Operator	Version
ruby-lang:ruby	ruby-lang ruby	eq	2.2.2
ruby-lang:ruby	ruby-lang ruby	eq	2.3.0

CNA Affected

[
  {
    "product": "Ruby",
    "vendor": "Ruby",
    "versions": [
      {
        "status": "affected",
        "version": "2.3.0 dev"
      },
      {
        "status": "affected",
        "version": "2.2.2"
      }
    ]
  },
  {
    "product": "Tcl/Tk",
    "vendor": "Tcl",
    "versions": [
      {
        "status": "affected",
        "version": "8.6 or later"
      }
    ]
  }
]