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CVE-2018-19837 (Medium) detected in node-sass-v4.10.0 #20

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mend-bolt-for-github bot opened this issue Jul 18, 2019 · 0 comments
Open

CVE-2018-19837 (Medium) detected in node-sass-v4.10.0 #20

mend-bolt-for-github bot opened this issue Jul 18, 2019 · 0 comments
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security vulnerability Security vulnerability detected by WhiteSource

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CVE-2018-19837 - Medium Severity Vulnerability

Vulnerable Library - node-sassv4.10.0

🌈 Node.js bindings to libsass

Library home page: https://github.com/sass/node-sass.git

Found in HEAD commit: c13b34b6040a32c70f5b59b7a67043b230c92ebb

Library Source Files (75)

* The source files were matched to this source library based on a best effort match. Source libraries are selected from a list of probable public libraries.

  • /IoTc/node_modules/node-sass/src/libsass/src/expand.hpp
  • /IoTc/node_modules/node-sass/src/libsass/src/expand.cpp
  • /IoTc/node_modules/node-sass/src/binding.cpp
  • /IoTc/node_modules/node-sass/src/sass_types/factory.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/parser.cpp
  • /IoTc/node_modules/node-sass/src/sass_types/boolean.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/util.hpp
  • /IoTc/node_modules/node-sass/src/sass_types/value.h
  • /IoTc/node_modules/node-sass/src/libsass/src/emitter.hpp
  • /IoTc/node_modules/node-sass/src/libsass/src/lexer.cpp
  • /IoTc/node_modules/node-sass/src/libsass/include/sass/context.h
  • /IoTc/node_modules/node-sass/src/libsass/src/file.hpp
  • /IoTc/node_modules/node-sass/src/callback_bridge.h
  • /IoTc/node_modules/node-sass/src/libsass/src/sass.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/operation.hpp
  • /IoTc/node_modules/node-sass/src/libsass/src/operators.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/operators.hpp
  • /IoTc/node_modules/node-sass/src/libsass/src/constants.hpp
  • /IoTc/node_modules/node-sass/src/libsass/src/error_handling.hpp
  • /IoTc/node_modules/node-sass/src/libsass/src/ast_fwd_decl.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/inspect.cpp
  • /IoTc/node_modules/node-sass/src/custom_importer_bridge.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/parser.hpp
  • /IoTc/node_modules/node-sass/src/libsass/src/constants.cpp
  • /IoTc/node_modules/node-sass/src/sass_types/list.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/cssize.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/functions.hpp
  • /IoTc/node_modules/node-sass/src/libsass/src/util.cpp
  • /IoTc/node_modules/node-sass/src/custom_function_bridge.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/context.hpp
  • /IoTc/node_modules/node-sass/src/libsass/src/sass_context.hpp
  • /IoTc/node_modules/node-sass/src/custom_importer_bridge.h
  • /IoTc/node_modules/node-sass/src/libsass/src/bind.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/eval.hpp
  • /IoTc/node_modules/node-sass/src/libsass/src/backtrace.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/extend.cpp
  • /IoTc/node_modules/node-sass/src/sass_context_wrapper.h
  • /IoTc/node_modules/node-sass/src/sass_types/sass_value_wrapper.h
  • /IoTc/node_modules/node-sass/src/libsass/src/error_handling.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/node.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/file.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/debugger.hpp
  • /IoTc/node_modules/node-sass/src/libsass/src/context.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/emitter.cpp
  • /IoTc/node_modules/node-sass/src/sass_types/number.cpp
  • /IoTc/node_modules/node-sass/src/sass_types/color.h
  • /IoTc/node_modules/node-sass/src/libsass/src/sass_values.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/ast.hpp
  • /IoTc/node_modules/node-sass/src/libsass/src/output.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/check_nesting.cpp
  • /IoTc/node_modules/node-sass/src/sass_types/null.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/ast_def_macros.hpp
  • /IoTc/node_modules/node-sass/src/libsass/src/functions.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/cssize.hpp
  • /IoTc/node_modules/node-sass/src/libsass/src/prelexer.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/ast.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/to_c.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/to_value.hpp
  • /IoTc/node_modules/node-sass/src/libsass/src/ast_fwd_decl.hpp
  • /IoTc/node_modules/node-sass/src/libsass/src/inspect.hpp
  • /IoTc/node_modules/node-sass/src/sass_types/color.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/values.cpp
  • /IoTc/node_modules/node-sass/src/sass_context_wrapper.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/sass_context.cpp
  • /IoTc/node_modules/node-sass/src/sass_types/list.h
  • /IoTc/node_modules/node-sass/src/libsass/src/memory/SharedPtr.hpp
  • /IoTc/node_modules/node-sass/src/libsass/src/check_nesting.hpp
  • /IoTc/node_modules/node-sass/src/libsass/src/to_c.hpp
  • /IoTc/node_modules/node-sass/src/sass_types/map.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/to_value.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/listize.hpp
  • /IoTc/node_modules/node-sass/src/sass_types/string.cpp
  • /IoTc/node_modules/node-sass/src/libsass/src/prelexer.hpp
  • /IoTc/node_modules/node-sass/src/sass_types/boolean.h
  • /IoTc/node_modules/node-sass/src/libsass/src/eval.cpp

Vulnerability Details

In LibSass prior to 3.5.5, Sass::Eval::operator()(Sass::Binary_Expression*) inside eval.cpp allows attackers to cause a denial-of-service resulting from stack consumption via a crafted sass file, because of certain incorrect parsing of '%' as a modulo operator in parser.cpp.

Publish Date: 2018-12-04

URL: CVE-2018-19837

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://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19837

Fix Resolution: 3.5.5

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@mend-bolt-for-github mend-bolt-for-github bot added the security vulnerability Security vulnerability detected by WhiteSource label Jul 18, 2019
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