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A buffer over-read vulnerability exists in bl <4.0.3, <3.0.1, <2.2.1, and <1.2.3 which could allow an attacker to supply user input (even typed) that if it ends up in consume() argument and can become negative, the BufferList state can be corrupted, tricking it into exposing uninitialized memory via regular .slice() calls.
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CVE-2020-8244 (Medium) detected in bl-1.0.3.tgz, bl-1.1.2.tgz
CVE-2020-8244 (Medium) detected in bl-1.1.2.tgz, bl-1.0.3.tgz
Jul 7, 2021
mend-for-github-combot
changed the title
CVE-2020-8244 (Medium) detected in bl-1.1.2.tgz, bl-1.0.3.tgz
CVE-2020-8244 (Medium) detected in bl-1.0.3.tgz, bl-1.1.2.tgz
Jul 7, 2021
mend-for-github-combot
changed the title
CVE-2020-8244 (Medium) detected in bl-1.0.3.tgz, bl-1.1.2.tgz
CVE-2020-8244 (Medium) detected in bl-1.1.2.tgz, bl-1.0.3.tgz
Jul 7, 2021
mend-for-github-combot
changed the title
CVE-2020-8244 (Medium) detected in bl-1.1.2.tgz, bl-1.0.3.tgz
CVE-2020-8244 (Medium) detected in bl-1.0.3.tgz, bl-1.1.2.tgz
Jul 7, 2021
mend-for-github-combot
changed the title
CVE-2020-8244 (Medium) detected in bl-1.0.3.tgz, bl-1.1.2.tgz
CVE-2020-8244 (Medium) detected in bl-1.1.2.tgz, bl-1.0.3.tgz
Jul 8, 2021
mend-for-github-combot
changed the title
CVE-2020-8244 (Medium) detected in bl-1.1.2.tgz, bl-1.0.3.tgz
CVE-2020-8244 (Medium) detected in bl-1.0.3.tgz, bl-1.1.2.tgz
Jul 8, 2021
mend-for-github-combot
changed the title
CVE-2020-8244 (Medium) detected in bl-1.0.3.tgz, bl-1.1.2.tgz
CVE-2020-8244 (Medium) detected in bl-1.1.2.tgz, bl-1.0.3.tgz
Jul 8, 2021
mend-for-github-combot
changed the title
CVE-2020-8244 (Medium) detected in bl-1.1.2.tgz, bl-1.0.3.tgz
CVE-2020-8244 (Medium) detected in bl-1.0.3.tgz, bl-1.1.2.tgz
Jul 8, 2021
mend-for-github-combot
changed the title
CVE-2020-8244 (Medium) detected in bl-1.0.3.tgz, bl-1.1.2.tgz
CVE-2020-8244 (Medium) detected in bl-1.1.2.tgz, bl-1.0.3.tgz
Jul 8, 2021
mend-for-github-combot
changed the title
CVE-2020-8244 (Medium) detected in bl-1.1.2.tgz, bl-1.0.3.tgz
CVE-2020-8244 (Medium) detected in bl-1.0.3.tgz, bl-1.1.2.tgz
Jul 13, 2021
CVE-2020-8244 - Medium Severity Vulnerability
Vulnerable Libraries - bl-1.0.3.tgz, bl-1.1.2.tgz
bl-1.0.3.tgz
Buffer List: collect buffers and access with a standard readable Buffer interface, streamable too!
Library home page: https://registry.npmjs.org/bl/-/bl-1.0.3.tgz
Path to dependency file: NodeGoat/package.json
Path to vulnerable library: NodeGoat/node_modules/bl/package.json
Dependency Hierarchy:
bl-1.1.2.tgz
Buffer List: collect buffers and access with a standard readable Buffer interface, streamable too!
Library home page: https://registry.npmjs.org/bl/-/bl-1.1.2.tgz
Path to dependency file: NodeGoat/package.json
Path to vulnerable library: NodeGoat/node_modules/npm/node_modules/request/node_modules/bl/package.json
Dependency Hierarchy:
Found in HEAD commit: d4439588ceae22fa05afef2155f4ec9819386fcf
Vulnerability Details
A buffer over-read vulnerability exists in bl <4.0.3, <3.0.1, <2.2.1, and <1.2.3 which could allow an attacker to supply user input (even typed) that if it ends up in consume() argument and can become negative, the BufferList state can be corrupted, tricking it into exposing uninitialized memory via regular .slice() calls.
Publish Date: 2020-08-30
URL: CVE-2020-8244
CVSS 3 Score Details (6.5)
Base Score Metrics:
Suggested Fix
Type: Upgrade version
Origin: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-8244
Release Date: 2020-07-21
Fix Resolution: 2.2.1,3.0.1,4.0.3
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