JVN/CVE Demo: Jvninfos

JVN Info.

Id: 65030
Name: JVNDB-2017-001408
Title: Linux Kernel の arch/x86/kvm/vmx.c におけるサービス運用妨害 (DoS) の脆弱性
Summary: Linux Kernel の arch/x86/kvm/vmx.c の nested_vmx_check_vmptr 関数は、VMXON 命令を適切にエミュレートしないため、サービス運用妨害 (ホスト OS のメモリ消費) 状態にされる脆弱性が存在します。
Nvdinfo: CVE-2017-2596
Cvssv2: 4.9
Jvnurl: http://jvndb.jvn.jp/ja/contents/2017/JVNDB-2017-001408.html
Published Date: 2017-02-06
Registered Date: 2017-02-14
Last Updated Date: 2017-02-14

Actions

History
+
Request History
4 previous requests available
====
Session
+
Session
- 0(null)
====
Request
+
Request

Cake Params
- plugin(null)
- controllerjvninfos
- actionview
- named(empty)
- pass(array)
  065030
Post data

No post data.

Query string

No querystring data.

Cookie

To view Cookies, add CookieComponent to Controller

Current Route
- keys(array)
  0controller
  1action
- options(array)
  defaultRoute(true)
- defaults(array)
  plugin(null)
- template/:controller/:action/*
====
Sql Log
+

Sql Logs

default
No query logs.

====

Timer

Memory

Peak Memory Use 3.68 MB

Message	Memory use
Component initialization	1.38 MB
Controller action start	1.48 MB
Controller render start	2.31 MB
View render complete	2.66 MB

Timers

Total Request Time: 64 (ms)

Message	Time in ms	Graph
Core Processing (Derived from $_SERVER["REQUEST_TIME"])	2.66
Event: Controller.initialize	0.02
Event: Controller.startup	0.06
Controller action	51.43
Event: Controller.beforeRender	4.17
» Processing toolbar data	4.08
Rendering View	1.61
» Event: View.beforeRender	0.02
» Rendering APP/View/Jvninfos/view.ctp	0.71
» Event: View.afterRender	0.02
» Event: View.beforeLayout	0.02
» Rendering APP/View/Layouts/default.ctp	0.49
» » Rendering CORE/Cake/View/Elements/sql_dump.ctp	0.08
Event: View.afterLayout	0.00

====

Log
+

Logs

There were no log entries made this request

====
Variables
+
View Variables
- jvninfo(array)
  Jvninfo(array)
  id65030
  nameJVNDB-2017-001408
  titleLinux Kernel の arch/x86/kvm/vmx.c におけるサービス運用妨害 (DoS) の脆弱性
  summaryLinux Kernel の arch/x86/kvm/vmx.c の nested_vmx_check_vmptr 関数は、VMXON 命令を適切にエミュレートしないため、サービス運用妨害 (ホスト OS のメモリ消費) 状態にされる脆弱性が存在します。
  cveinfo_nameCVE-2017-2596
  cveinfo_id(null)
  nvdinfo_nameCVE-2017-2596
  nvdinfo_id81396
  cvssv24.9
  cvssv36.5
  jvnurlhttp://jvndb.jvn.jp/ja/contents/2017/JVNDB-2017-001408.html
  published_date2017-02-06
  registered_date2017-02-14
  last_updated_date2017-02-14
  deleted(null)
  created0000-00-00 00:00:00
  modified2017-03-01 11:14:04
  Cveinfo(array)
  id(null)
  name(null)
  status(null)
  description(null)
  phase(null)
  votes(null)
  comments(null)
  deleted(null)
  created(null)
  modified(null)
  Nvdinfo(array)
  id81396
  nameCVE-2017-2596
  descriptionThe nested_vmx_check_vmptr function in arch/x86/kvm/vmx.c in the Linux kernel through 4.9.8 improperly emulates the VMXON instruction, which allows KVM L1 guest OS users to cause a denial of service (host OS memory consumption) by leveraging the mishandling of page references.
  reject
  CVSS_version2
  CVSS_score4.9
  severityMedium
  CVSS_base_score4.9
  CVSS_impact_subscore6.9
  CVSS_exploit_subscore3.9
  nvd_xml_version
  CVSS_vector(AV:L/AC:L/Au:N/C:N/I:N/A:C)
  sourcecve
  pub_date2017-02-15
  published2017-02-06
  modified_date2017-02-07
  typeCVE
  seq2017-2596
  deleted0000-00-00 00:00:00
  created0000-00-00 00:00:00
  modified0000-00-00 00:00:00
  Nessuslog(empty)
- $request->data(empty)
- $this->validationErrors(array)
  Jvninfo(empty)
  Cveinfo(empty)
  Nvdinfo(empty)
  Nessuslog(empty)
- Loaded Helpers(array)
  0Number
  1SimpleGraph
  2DebugTimer
  3Toolbar
  4Html
  5Text
  6Session
  7HtmlToolbar
====

Environment

App Constants

No application environment available.

CakePHP Constants

Constant	Value
APP	/virtual/inogo77/public_html/jvn/app/
APP_DIR	app
APPLIBS	/virtual/inogo77/public_html/jvn/app/Lib/
CACHE	/virtual/inogo77/public_html/jvn/app/tmp/cache/
CAKE	/virtual/inogo77/public_html/jvn/lib/Cake/
CAKE_CORE_INCLUDE_PATH	/virtual/inogo77/public_html/jvn/lib
CORE_PATH	/virtual/inogo77/public_html/jvn/lib/
CAKE_VERSION	2.6.0
CSS	/virtual/inogo77/public_html/jvn/app/webroot/css/
CSS_URL	css/
DS	/
FULL_BASE_URL	http://inogo77.s500.xrea.com
IMAGES	/virtual/inogo77/public_html/jvn/app/webroot/img/
IMAGES_URL	img/
JS	/virtual/inogo77/public_html/jvn/app/webroot/js/
JS_URL	js/
LOGS	/virtual/inogo77/public_html/jvn/app/tmp/logs/
ROOT	/virtual/inogo77/public_html/jvn
TESTS	/virtual/inogo77/public_html/jvn/app/Test/
TMP	/virtual/inogo77/public_html/jvn/app/tmp/
VENDORS	/virtual/inogo77/public_html/jvn/vendors/
WEBROOT_DIR	webroot
WWW_ROOT	/virtual/inogo77/public_html/jvn/app/webroot/

PHP Environment

Environment Variable	Value
Php Version	5.6.40
Phprc	php56.ini
Php Fcgi Children	1
Pwd	/virtual/inogo77/public_html/.fast-cgi-bin
Php Fcgi Max Requests	10000
Shlvl	0
Path	/usr/local/bin:/usr/bin:/bin
Http Connection	close
Script Name	/jvn/app/webroot/index.php
Request Uri	/jvn/jvninfos/view/65030
Query String
Request Method	GET
Server Protocol	HTTP/1.1
Gateway Interface	CGI/1.1
Redirect Url	/jvn/app/webroot/jvninfos/view/65030
Remote Port	61062
Script Filename	/virtual/inogo77/public_html/jvn/app/webroot/index.php
Server Admin	[no address given]
Context Document Root	/virtual/inogo77/public_html
Context Prefix
Request Scheme	http
Document Root	/virtual/inogo77/public_html
Remote Addr	3.22.42.14
Server Port	80
Server Addr	160.251.151.205
Server Name	inogo77.s500.xrea.com
Server Software	Apache
Server Signature
Http Host	inogo77.s500.xrea.com
Http Accept Encoding	gzip, br, zstd, deflate
Http User Agent	Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
Http Accept	/
Gem Home	/usr/local/rvm/gems/ruby-2.3.0
X Dostranslated Ip	3.22.42.14
Mm Country Code	US
Mmdb Info	result found
Mmdb Addr	3.22.42.14
Unique Id	aA4uulBubywXsqVEpYp_2wAAAhQ
Redirect Status	200
Redirect Gem Home	/usr/local/rvm/gems/ruby-2.3.0
Redirect X Dostranslated Ip	3.22.42.14
Redirect Mm Country Code	US
Redirect Mmdb Info	result found
Redirect Mmdb Addr	3.22.42.14
Redirect Unique Id	aA4uulBubywXsqVEpYp_2wAAAhQ
Redirect Redirect Status	200
Redirect Redirect Gem Home	/usr/local/rvm/gems/ruby-2.3.0
Redirect Redirect X Dostranslated Ip	3.22.42.14
Redirect Redirect Mm Country Code	US
Redirect Redirect Mmdb Info	result found
Redirect Redirect Mmdb Addr	3.22.42.14
Redirect Redirect Unique Id	aA4uulBubywXsqVEpYp_2wAAAhQ
Fcgi Role	RESPONDER
Php Self	/jvn/app/webroot/index.php
Request Time Float	1745759930.3076
Request Time	1745759930

====

Include
+
Included Files

Include Paths
- 0/virtual/inogo77/public_html/jvn/lib
- 2/opt/remi/php56/root/usr/share/pear
- 3/opt/remi/php56/root/usr/share/php
- 4/usr/share/pear
- 5/usr/share/php
- 6-> /virtual/inogo77/public_html/jvn/lib/Cake/
Included Files
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  1CORE/Cache/Engine/FileEngine.php
  2CORE/Cache/CacheEngine.php
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  2CORE/Model/Datasource/DboSource.php
  3CORE/Model/Datasource/DataSource.php
  Error(array)
  0CORE/Error/exceptions.php
  1CORE/Error/ErrorHandler.php
  I18n(array)
  0CORE/I18n/I18n.php
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  Log(array)
  0CORE/Log/CakeLog.php
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  6CORE/Event/CakeEvent.php
  7CORE/Event/CakeEventManager.php
  8CORE/Core/Object.php
  Routing(array)
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  1CORE/Routing/Filter/AssetDispatcher.php
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  5CORE/Utility/ClassRegistry.php
  View(array)
  0CORE/View/HelperCollection.php
- app(array)
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  0APP/Controller/Component/CommonComponent.php
  Config(array)
  0APP/Config/core.php
  1APP/Config/bootstrap.php
  2APP/Config/routes.php
  3APP/Config/database.php
  Controller(array)
  0APP/Controller/JvninfosController.php
  1APP/Controller/AppController.php
  Model(array)
  0APP/Model/Jvninfo.php
  1APP/Model/AppModel.php
  2APP/Model/Cveinfo.php
  3APP/Model/Nvdinfo.php
  4APP/Model/Nessuslog.php
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  0APP/webroot/index.php
- plugins(array)
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  4DebugKit/Lib/Panel/RequestPanel.php
  5DebugKit/Lib/Panel/SqlLogPanel.php
  6DebugKit/Lib/Panel/TimerPanel.php
  7DebugKit/Lib/Panel/LogPanel.php
  8DebugKit/Lib/Panel/VariablesPanel.php
  9DebugKit/Lib/Panel/EnvironmentPanel.php
  10DebugKit/Lib/Panel/IncludePanel.php
  11DebugKit/Lib/DebugTimer.php
  Log(array)
  0DebugKit/Lib/Log/Engine/DebugKitLog.php
====

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