CVE-2019-11236

Aliases:GHSA-r64q-w8jr-g9qpPYSEC-2019-132
Advisory lineage Upstream: 0 Downstream: 30
Modified
Published: 15 Apr 2019, 00:00
Last modified:04 Aug 2024, 22:48

Vulnerability Summary

Overall Risk (default)
medium
35/100
CVSS Score
6.1 MEDIUM
v3.0 (nvd)
EPSS Score
0.57% LOW
1% probability -0.05%
KEV
Not listed
Ransomware
No reports
Public exploits
1 found
Dark Web
Not detected

Timeline

15 Apr 2019, 00:00
Published
Vulnerability first disclosed
04 Aug 2024, 22:48
Last Modified
Vulnerability information updated

Description

In the urllib3 library through 1.24.1 for Python, CRLF injection is possible if the attacker controls the request parameter.

CVSS Metrics

  • v4.0•MEDIUM•Score: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
  • v3.0•MEDIUM•Score: 6.1CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
  • v2.0•MEDIUM•Score: 4.3AV:N/AC:M/Au:N/C:N/I:P/A:N

EPSS Trends

Current EPSS score: 0.57%• Percentile: 69%

Techniques & Countermeasures

  • CWE-93•Improper Neutralization of CRLF Sequences ('CRLF Injection')

    The product uses CRLF (carriage return line feeds) as a special element, e.g. to separate lines or records, but it does not neutralize or incorrectly neutralizes CRLF sequences from inputs.

Affected Systems

  • PyPI•urllib3

    < 1.24.3

  • python•urllib3

    ≤ 1.24.2

References (29)