CVE-2009-4492 – webrick

Package

Manager: gem
Name: webrick
Vulnerable Version: >=0 <1.4.0

Severity

Level: Medium

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

EPSS: 0.1865 pctl0.95022

Details

WEBrick Improper Input Validation vulnerability 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.

Metadata

Created: 2017-10-24T18:33:38Z
Modified: 2025-05-22T16:55:39Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2017/10/GHSA-6mq2-37j5-w6r6/GHSA-6mq2-37j5-w6r6.json
CWE IDs: ["CWE-20"]
Alternative ID: GHSA-6mq2-37j5-w6r6
Finding: F184
Auto approve: 1