Out-of-bounds Read Affecting sass/libsass package, versions [,3.5.5)


Severity

Recommended
0.0
high
0
10

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

Threat Intelligence

EPSS
0.3% (70th percentile)

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  • Snyk IDSNYK-UNMANAGED-SASSLIBSASS-2364473
  • published26 Jan 2022
  • disclosed4 Jun 2018
  • creditUnknown

Introduced: 4 Jun 2018

CVE-2018-11693  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade sass/libsass to version 3.5.5 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-bounds Read. An issue was discovered in LibSass through 3.5.4. An out-of-bounds read of a memory region was found in the function Sass::Prelexer::skip_over_scopes which could be leveraged by an attacker to disclose information or manipulated to read from unmapped memory causing a denial of service.

References

CVSS Base Scores

version 3.1