PyPi: Python-Jwt

CVE-2022-39227

Safety vulnerability ID: 51174

This vulnerability was reviewed by experts

The information on this page was manually curated by our Cybersecurity Intelligence Team.

Created at Sep 23, 2022 Updated at Mar 29, 2024
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Advisory

Python-jwt 3.3.4 includes a fix for CVE-2022-39227: Versions prior to 3.3.4 are subject to Authentication Bypass by Spoofing, resulting in identity spoofing, session hijacking or authentication bypass. An attacker who obtains a JWT can arbitrarily forge its contents without knowing the secret key. Depending on the application, this may for example enable the attacker to spoof other user's identities, hijack their sessions, or bypass authentication. There are no known workarounds.
https://github.com/davedoesdev/python-jwt/security/advisories/GHSA-5p8v-58qm-c7fp

Affected package

python-jwt

Latest version: 4.1.0

Module for generating and verifying JSON Web Tokens

Affected versions

Fixed versions

Vulnerability changelog

python-jwt is a module for generating and verifying JSON Web Tokens. Versions prior to 3.3.4 are subject to Authentication Bypass by Spoofing, resulting in identity spoofing, session hijacking or authentication bypass. An attacker who obtains a JWT can arbitrarily forge its contents without knowing the secret key. Depending on the application, this may for example enable the attacker to spoof other user's identities, hijack their sessions, or bypass authentication. Users should upgrade to version 3.3.4. There are no known workarounds. See CVE-2022-39227.


CONFIRM:https://github.com/davedoesdev/python-jwt/security/advisories/GHSA-5p8v-58qm-c7fp: https://github.com/davedoesdev/python-jwt/security/advisories/GHSA-5p8v-58qm-c7fp
MISC:https://github.com/davedoesdev/python-jwt/commit/88ad9e67c53aa5f7c43ec4aa52ed34b7930068c9: https://github.com/davedoesdev/python-jwt/commit/88ad9e67c53aa5f7c43ec4aa52ed34b7930068c9
MISC:https://github.com/pypa/advisory-database/blob/main/vulns/python-jwt/PYSEC-2022-259.yaml: https://github.com/pypa/advisory-database/blob/main/vulns/python-jwt/PYSEC-2022-259.yaml

Resources

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Severity Details

CVSS Base Score

CRITICAL 9.1

CVSS v3 Details

CRITICAL 9.1
Attack Vector (AV)
NETWORK
Attack Complexity (AC)
LOW
Privileges Required (PR)
NONE
User Interaction (UI)
NONE
Scope (S)
UNCHANGED
Confidentiality Impact (C)
HIGH
Integrity Impact (I)
HIGH
Availability Availability (A)
NONE