CVE-2021-41945

CVSS V2 Medium 6.4 CVSS V3 Critical 9.1
Description
Encode OSS httpx < 0.23.0 is affected by improper input validation in `httpx.URL`, `httpx.Client` and some functions using `httpx.URL.copy_with`.
Overview
  • CVE ID
  • CVE-2021-41945
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-04-28T14:15:07
  • Last Modified Date
  • 2022-10-12T02:40:46
Weakness Enumerations
CWE URL
CWE-20 http://cwe.mitre.org/data/definitions/20.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:encode:httpx:*:*:*:*:*:python:*:* 1 OR 0.23.0
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:P/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 6.4
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 4.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 9.1
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.2
References
Reference URL Reference Tags
http://encode.com Vendor Advisory
https://gist.github.com/lebr0nli/4edb76bbd3b5ff993cf44f2fbce5e571 Exploit Third Party Advisory
https://github.com/encode/httpx Product Third Party Advisory
https://github.com/encode/httpx/discussions/1831 Exploit Issue Tracking Third Party Advisory
https://github.com/encode/httpx/issues/2184 Exploit Issue Tracking Third Party Advisory
https://github.com/encode/httpx/releases/tag/0.23.0 Release Notes Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-41945
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41945
History
Created Old Value New Value Data Type Notes
2022-05-08 06:20:39 Added to TrackCVE