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Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTZtcTItMzdqNS13NnI2

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.

Permalink: https://github.com/advisories/GHSA-6mq2-37j5-w6r6
JSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTZtcTItMzdqNS13NnI2
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Moderate
Classification: General
Published: over 6 years ago
Updated: 5 months ago


Identifiers: GHSA-6mq2-37j5-w6r6, CVE-2009-4492
References:

Affected Packages

rubygems:webrick
Dependent packages: 368
Dependent repositories: 46,333
Downloads: 212,091,834 total
Affected Version Ranges: <= 1.3.1
Fixed in: 1.4.0
All affected versions: 1.3.1
All unaffected versions: 1.4.0, 1.4.1, 1.4.2, 1.4.3, 1.4.4, 1.5.0, 1.5.1, 1.6.0, 1.6.1, 1.7.0, 1.8.0, 1.8.1