Denial of Service (DoS) Affecting screen package, versions [,4.0.3)


Severity

Recommended
0.0
low
0
10

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

Threat Intelligence

EPSS
2.02% (89th percentile)

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  • Snyk IDSNYK-UNMANAGED-SCREEN-2319401
  • published14 Dec 2021
  • disclosed24 Oct 2006
  • creditUnknown

Introduced: 24 Oct 2006

CVE-2006-4573  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade screen to version 4.0.3 or higher.

Overview

Affected versions of this package are vulnerable to Denial of Service (DoS). Multiple unspecified vulnerabilities in the "utf8 combining characters handling" (utf8_handle_comb function in encoding.c) in screen before 4.0.3 allows user-assisted attackers to cause a denial of service (crash or hang) via certain UTF8 sequences.

CVSS Base Scores

version 3.1