Improper Input Validation Affecting ruby package, versions [1.8.6,1.9.2]


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Proof of concept
EPSS
56.8% (98th percentile)

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  • Snyk IDSNYK-UNMANAGED-RUBY-2370218
  • published26 Jan 2022
  • disclosed13 Jan 2010
  • creditUnknown

Introduced: 13 Jan 2010

CVE-2009-4492  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

There is no fixed version for ruby.

Overview

Affected versions of this package are vulnerable to Improper Input Validation. 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.

References

CVSS Scores

version 3.1