CVE-2020-26137 (Medium) detected in multiple libraries

[mend-bolt-for-github]

CVE-2020-26137 - Medium Severity Vulnerability

Vulnerable Libraries - urllib3-1.23-py2.py3-none-any.whl, urllib3-1.21.1-py2.py3-none-any.whl, urllib3-1.24.3-py2.py3-none-any.whl

urllib3-1.23-py2.py3-none-any.whl

HTTP library with thread-safe connection pooling, file post, and more.

Library home page: https://files.pythonhosted.org/packages/bd/c9/6fdd990019071a4a32a5e7cb78a1d92c53851ef4f56f62a3486e6a7d8ffb/urllib3-1.23-py2.py3-none-any.whl

Path to dependency file: chatbot_ner/datastore

Path to vulnerable library: /datastore

Dependency Hierarchy:

• ❌ urllib3-1.23-py2.py3-none-any.whl (Vulnerable Library)

urllib3-1.21.1-py2.py3-none-any.whl

HTTP library with thread-safe connection pooling, file post, and more.

Library home page: https://files.pythonhosted.org/packages/24/53/f397db567de0aa0e81b211d81c13c41a779f14893e42189cf5bdb97611b2/urllib3-1.21.1-py2.py3-none-any.whl

Path to dependency file: chatbot_ner/requirements.txt

Path to vulnerable library: chatbot_ner/requirements.txt,/datastore

Dependency Hierarchy:

• ❌ urllib3-1.21.1-py2.py3-none-any.whl (Vulnerable Library)

urllib3-1.24.3-py2.py3-none-any.whl

HTTP library with thread-safe connection pooling, file post, and more.

Library home page: https://files.pythonhosted.org/packages/01/11/525b02e4acc0c747de8b6ccdab376331597c569c42ea66ab0a1dbd36eca2/urllib3-1.24.3-py2.py3-none-any.whl

Path to dependency file: chatbot_ner/datastore

Path to vulnerable library: /datastore

Dependency Hierarchy:

• ❌ urllib3-1.24.3-py2.py3-none-any.whl (Vulnerable Library)

Found in HEAD commit: 1dffbf6325ccfcf4a65dbce5276d7cc4cf428abb

Found in base branch: develop

Vulnerability Details

urllib3 before 1.25.9 allows CRLF injection if the attacker controls the HTTP request method, as demonstrated by inserting CR and LF control characters in the first argument of putrequest(). NOTE: this is similar to CVE-2020-26116.

Publish Date: 2020-09-30

URL: CVE-2020-26137

CVSS 3 Score Details (6.5)

Base Score Metrics:

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

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26137

Release Date: 2020-09-30

Fix Resolution: 1.25.9

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