JVN/CVE Demo: Jvninfos

JVN Info.

Id: 43688
Name: JVNDB-2009-004695
Title: Linux kernel の tun サブシステムにおける権限を取得される脆弱性
Summary: Linux kernel の tun サブシステムの drivers/net/tun.c の tun_chr_poll 関数は、-fno-delete-null-pointer-checks gcc オプションが省略されている際、NULL ポインタデリファレンスおよび /dev/net/tun の mmap を実行されることにより、権限を取得される脆弱性が存在します。
Nvdinfo: CVE-2009-1897
Cvssv2: 6.9
Jvnurl: http://jvndb.jvn.jp/ja/contents/2009/JVNDB-2009-004695.html
Published Date: 2009-07-05
Registered Date: 2012-09-25
Last Updated Date: 2012-09-25

Actions

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

Cake Params
- plugin(null)
- controllerjvninfos
- actionview
- named(empty)
- pass(array)
  043688
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/*
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Sql Log
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Sql Logs

default
No query logs.

====

Timer

Memory

Peak Memory Use 3.69 MB

Message	Memory use
Component initialization	1.38 MB
Controller action start	1.48 MB
Controller render start	2.32 MB
View render complete	2.67 MB

Timers

Total Request Time: 78 (ms)

Message	Time in ms	Graph
Core Processing (Derived from $_SERVER["REQUEST_TIME"])	2.64
Event: Controller.initialize	0.02
Event: Controller.startup	0.06
Controller action	65.26
Event: Controller.beforeRender	4.22
» Processing toolbar data	4.13
Rendering View	1.69
» Event: View.beforeRender	0.02
» Rendering APP/View/Jvninfos/view.ctp	0.79
» Event: View.afterRender	0.02
» Event: View.beforeLayout	0.02
» Rendering APP/View/Layouts/default.ctp	0.50
» » Rendering CORE/Cake/View/Elements/sql_dump.ctp	0.08
Event: View.afterLayout	0.00

====

Log
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Logs

There were no log entries made this request

====
Variables
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View Variables
- jvninfo(array)
  Jvninfo(array)
  id43688
  nameJVNDB-2009-004695
  titleLinux kernel の tun サブシステムにおける権限を取得される脆弱性
  summaryLinux kernel の tun サブシステムの drivers/net/tun.c の tun_chr_poll 関数は、-fno-delete-null-pointer-checks gcc オプションが省略されている際、NULL ポインタデリファレンスおよび /dev/net/tun の mmap を実行されることにより、権限を取得される脆弱性が存在します。
  cveinfo_nameCVE-2009-1897
  cveinfo_id39328
  nvdinfo_nameCVE-2009-1897
  nvdinfo_id49162
  cvssv26.9
  cvssv3(null)
  jvnurlhttp://jvndb.jvn.jp/ja/contents/2009/JVNDB-2009-004695.html
  published_date2009-07-05
  registered_date2012-09-25
  last_updated_date2012-09-25
  deleted(null)
  created0000-00-00 00:00:00
  modified(null)
  Cveinfo(array)
  id39328
  nameCVE-2009-1893
  statusCandidate
  descriptionThe configtest function in the Red Hat dhcpd init script for DHCP 3.0.1 in Red Hat Enterprise Linux (RHEL) 3 allows local users to overwrite arbitrary files via a symlink attack on an unspecified temporary file, related to the "dhcpd -t" command.
  phaseAssigned (20090602)
  votesNone (candidate not yet proposed)
  comments(null)
  deleted(null)
  created0000-00-00 00:00:00
  modified0000-00-00 00:00:00
  Nvdinfo(array)
  id49162
  nameCVE-2009-1897
  descriptionThe tun_chr_poll function in drivers/net/tun.c in the tun subsystem in the Linux kernel 2.6.30 and 2.6.30.1, when the -fno-delete-null-pointer-checks gcc option is omitted, allows local users to gain privileges via vectors involving a NULL pointer dereference and an mmap of /dev/net/tun, a different vulnerability than CVE-2009-1894.
  reject(null)
  CVSS_version2
  CVSS_score6.9
  severityMedium
  CVSS_base_score6.9
  CVSS_impact_subscore10
  CVSS_exploit_subscore3.4
  nvd_xml_version(null)
  CVSS_vector(AV:L/AC:M/Au:N/C:C/I:C/A:C)
  sourcecve
  pub_date2017-01-07
  published2009-07-20
  modified_date2012-03-19
  typeCVE
  seq2009-1897
  deleted(null)
  created(null)
  modified(null)
  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/43688
Query String
Request Method	GET
Server Protocol	HTTP/1.1
Gateway Interface	CGI/1.1
Redirect Url	/jvn/app/webroot/jvninfos/view/43688
Remote Port	47232
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	18.220.96.228
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	18.220.96.228
Mm Country Code	US
Mmdb Info	result found
Mmdb Addr	18.220.96.228
Unique Id	aBaIqzEIDZAOl390K9JhxgAAAT0
Redirect Status	200
Redirect Gem Home	/usr/local/rvm/gems/ruby-2.3.0
Redirect X Dostranslated Ip	18.220.96.228
Redirect Mm Country Code	US
Redirect Mmdb Info	result found
Redirect Mmdb Addr	18.220.96.228
Redirect Unique Id	aBaIqzEIDZAOl390K9JhxgAAAT0
Redirect Redirect Status	200
Redirect Redirect Gem Home	/usr/local/rvm/gems/ruby-2.3.0
Redirect Redirect X Dostranslated Ip	18.220.96.228
Redirect Redirect Mm Country Code	US
Redirect Redirect Mmdb Info	result found
Redirect Redirect Mmdb Addr	18.220.96.228
Redirect Redirect Unique Id	aBaIqzEIDZAOl390K9JhxgAAAT0
Fcgi Role	RESPONDER
Php Self	/jvn/app/webroot/index.php
Request Time Float	1746307243.2365
Request Time	1746307243

====

Include
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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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  0APP/webroot/index.php
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  10DebugKit/Lib/Panel/IncludePanel.php
  11DebugKit/Lib/DebugTimer.php
  Log(array)
  0DebugKit/Lib/Log/Engine/DebugKitLog.php
====

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