CRLF Injection

Affecting pypiserver package, versions [,1.2.6)

Overview

pypiserver is a minimal PyPI server for use with pip/easy_install.

Affected versions of this package are vulnerable to CRLF Injection. A malicious user could set arbitrary HTTP headers and possibly conduct XSS attacks via a %0d%0a in a URI.

Remediation

Upgrade pypiserver to version 1.2.6 or higher.

References

Do your applications use this vulnerable package?

CVSS Score

5.4
medium severity
  • Attack Vector
    Network
  • Attack Complexity
    Low
  • Privileges Required
    None
  • User Interaction
    Required
  • Scope
    Unchanged
  • Confidentiality
    Low
  • Integrity
    Low
  • Availability
    None
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Credit
samwcyo
CVE
CVE-2019-6802
CWE
CWE-93
Snyk ID
SNYK-PYTHON-PYPISERVER-73607
Disclosed
25 Jan, 2019
Published
25 Jan, 2019