CSS::Sassv3.4.11: 3 vulnerabilities (highest severity is: 8.1)

[mend-bolt-for-github]

Vulnerable Library - CSS::Sassv3.4.11

Library home page: https://metacpan.org/pod/CSS::Sass

Vulnerable Source Files (1)

/node_modules/node-sass/src/libsass/src/utf8/checked.h

Vulnerabilities

CVE	Severity	CVSS	Dependency	Type	Fixed in	Remediation Available
CVE-2018-11697	High	8.1	CSS::Sassv3.4.11	Direct	libsass - 3.6.0	❌
CVE-2018-19839	Medium	6.5	CSS::Sassv3.4.11	Direct	libsass - 3.6.0	❌
WS-2019-0605	Medium	6.2	CSS::Sassv3.4.11	Direct	3.6.4	❌

Details

CVE-2018-11697

Vulnerable Library - CSS::Sassv3.4.11

Library home page: https://metacpan.org/pod/CSS::Sass

Found in base branch: devel

Vulnerable Source Files (0)

Vulnerability Details

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::exactly() which could be leveraged by an attacker to disclose information or manipulated to read from unmapped memory causing a denial of service.

Publish Date: 2018-06-04

URL: CVE-2018-11697

CVSS 3 Score Details (8.1)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: High
  • Integrity Impact: None
  • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://github.com/sass/libsass/releases/tag/3.6.0

Release Date: 2018-06-04

Fix Resolution: libsass - 3.6.0

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CVE-2018-19839

Vulnerable Library - CSS::Sassv3.4.11

Library home page: https://metacpan.org/pod/CSS::Sass

Found in base branch: devel

Vulnerable Source Files (1)

/node_modules/node-sass/src/libsass/src/utf8/checked.h

Vulnerability Details

In LibSass prior to 3.5.5, the function handle_error in sass_context.cpp allows attackers to cause a denial-of-service resulting from a heap-based buffer over-read via a crafted sass file.

Publish Date: 2018-12-04

URL: CVE-2018-19839

CVSS 3 Score Details (6.5)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://github.com/sass/libsass/releases/tag/3.6.0

Release Date: 2018-12-04

Fix Resolution: libsass - 3.6.0

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WS-2019-0605

Vulnerable Library - CSS::Sassv3.4.11

Library home page: https://metacpan.org/pod/CSS::Sass

Found in base branch: devel

Vulnerable Source Files (1)

/node_modules/node-sass/src/libsass/src/lexer.cpp

Vulnerability Details

In sass versions between 3.2.0 to 3.6.3 may read 1 byte outside an allocated buffer while parsing a specially crafted css rule.

Publish Date: 2019-07-16

URL: WS-2019-0605

CVSS 3 Score Details (6.2)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Local
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://osv.dev/vulnerability/OSV-2020-734

Release Date: 2019-07-16

Fix Resolution: 3.6.4

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