vulntracker.iovulntracker.io
© 2026 vulntracker.io

CVE-2009-4492

N/A
Published: January 13, 2010 at 08:00 PM UTC
Updated: June 16, 2026 at 11:13 PM UTC
2 products affected across 1 vendorWEBrickRuby

Using N/A by N/A?

Get instant alerts when new vulnerabilities affect N/A - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Start FreeSign In
Severity
N/A
Exploit prediction
EPSS 16%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

WEBrick· Ruby Langrubygems
95%
1.3.1
ruby-lang-ruby (environment)
Ruby· Ruby Langrubygemsdevice
80%
All versions

References (9)

Third Party Advisoryx_refsource_SECUNIANot ApplicableVendor Advisory
Source: [email protected]
http://secunia.com/advisories/37949
VDB Entryx_refsource_SECTRACKBroken LinkExploitThird Party Advisory
Source: [email protected]
http://securitytracker.com/id?1023429
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
http://www.redhat.com/support/errata/RHSA-2011-0908.html
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
http://www.redhat.com/support/errata/RHSA-2011-0909.html
x_refsource_CONFIRMPatchVendor Advisory
Source: [email protected]
http://www.ruby-lang.org/en/news/2010/01/10/webrick-escape-sequence-injection
Mailing Listx_refsource_BUGTRAQBroken LinkThird Party AdvisoryVDB Entry
Source: [email protected]
http://www.securityfocus.com/archive/1/508830/100/0/threaded
VDB Entryx_refsource_BIDBroken LinkExploitThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/37710
x_refsource_MISCBroken LinkExploit
Source: [email protected]
http://www.ush.it/team/ush/hack_httpd_escape/adv.txt

CVSS

7.5HIGH[email protected]
Confidentiality
PARTIAL
Integrity
PARTIAL
Availability
PARTIAL
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create accountSign in
Free plan, no card