CVE-2009-4492
WEBrick Terminal Evasion & Code Injection Vulnerability
Description
WEBrick 1.3.1 in Ruby 1.8.6 through patchlevel 383, 1.8.7 through patchlevel 248, 1.8.8dev, 1.9.1 through patchlevel 376, and 1.9.2dev writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.
INFO
Published Date :
Jan. 13, 2010, 8:30 p.m.
Last Modified :
Aug. 1, 2023, 6:59 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
6.4
Exploitability Score :
10.0
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2009-4492.
| URL | Resource |
|---|---|
| http://secunia.com/advisories/37949 | Not Applicable Vendor Advisory |
| http://securitytracker.com/id?1023429 | Broken Link Exploit Third Party Advisory VDB Entry |
| http://www.redhat.com/support/errata/RHSA-2011-0908.html | Third Party Advisory |
| http://www.redhat.com/support/errata/RHSA-2011-0909.html | Third Party Advisory |
| http://www.ruby-lang.org/en/news/2010/01/10/webrick-escape-sequence-injection | Patch Vendor Advisory |
| http://www.securityfocus.com/archive/1/508830/100/0/threaded | Broken Link Third Party Advisory VDB Entry |
| http://www.securityfocus.com/bid/37710 | Broken Link Exploit Third Party Advisory VDB Entry |
| http://www.ush.it/team/ush/hack_httpd_escape/adv.txt | Broken Link Exploit |
| http://www.vupen.com/english/advisories/2010/0089 | Permissions Required |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2009-4492 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2009-4492 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Aug. 01, 2023
Action Type Old Value New Value Removed Evaluator Impact Per: http://www.ruby-lang.org/en/news/2010/01/10/webrick-escape-sequence-injection "Affected versions * Ruby 1.8.6 patchlevel 383 and all prior versions * Ruby 1.8.7 patchlevel 248 and all prior versions * Development versions of Ruby 1.8 (1.8.8dev) * Ruby 1.9.1 patchlevel 376 and all prior versions * Development versions of Ruby 1.9 (1.9.2dev)" Removed CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:N/A:N) Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P) Changed Reference Type http://secunia.com/advisories/37949 Vendor Advisory http://secunia.com/advisories/37949 Not Applicable, Vendor Advisory Changed Reference Type http://securitytracker.com/id?1023429 Exploit http://securitytracker.com/id?1023429 Broken Link, Exploit, Third Party Advisory, VDB Entry Changed Reference Type http://www.redhat.com/support/errata/RHSA-2011-0908.html No Types Assigned http://www.redhat.com/support/errata/RHSA-2011-0908.html Third Party Advisory Changed Reference Type http://www.redhat.com/support/errata/RHSA-2011-0909.html No Types Assigned http://www.redhat.com/support/errata/RHSA-2011-0909.html Third Party Advisory Changed Reference Type http://www.securityfocus.com/archive/1/508830/100/0/threaded No Types Assigned http://www.securityfocus.com/archive/1/508830/100/0/threaded Broken Link, Third Party Advisory, VDB Entry Changed Reference Type http://www.securityfocus.com/bid/37710 Exploit http://www.securityfocus.com/bid/37710 Broken Link, Exploit, Third Party Advisory, VDB Entry Changed Reference Type http://www.ush.it/team/ush/hack_httpd_escape/adv.txt Exploit http://www.ush.it/team/ush/hack_httpd_escape/adv.txt Broken Link, Exploit Changed Reference Type http://www.vupen.com/english/advisories/2010/0089 No Types Assigned http://www.vupen.com/english/advisories/2010/0089 Permissions Required Removed CWE NIST CWE-20 Added CWE NIST NVD-CWE-noinfo Removed CPE Configuration AND OR *cpe:2.3:a:webrick:webrick:1.3.1:*:*:*:*:*:*:* OR *cpe:2.3:a:ruby-lang:ruby:1.8.6:*:*:*:*:*:*:* *cpe:2.3:a:ruby-lang:ruby:1.8.7:*:*:*:*:*:*:* *cpe:2.3:a:ruby-lang:ruby:1.8.8:dev:*:*:*:*:*:* *cpe:2.3:a:ruby-lang:ruby:1.9.1:*:*:*:*:*:*:* *cpe:2.3:a:ruby-lang:ruby:1.9.2:dev:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:a:ruby-lang:webrick:1.3.1:*:*:*:*:ruby:*:* OR cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:* versions from (including) 1.8.6 up to (including) 1.8.6.383 cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:* versions from (including) 1.8.7 up to (including) 1.8.7.248 cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:* versions from (including) 1.9.1 up to (including) 1.9.1.376 -
CVE Modified by [email protected]
Oct. 10, 2018
Action Type Old Value New Value Removed Reference http://www.securityfocus.com/archive/1/archive/1/508830/100/0/threaded [Exploit] Added Reference http://www.securityfocus.com/archive/1/508830/100/0/threaded [No Types Assigned] -
Initial Analysis by [email protected]
Jan. 14, 2010
Action Type Old Value New Value
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2009-4492 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2009-4492
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
54.86 }} -7.26%
score
0.97734
percentile