Vulnerability DatabaseCVE-2022-24302
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CVE-2022-24302
March 17, 2022
In Paramiko before 2.10.1, a race condition (between creation and chmod) in the write_private_key_file function could allow unauthorized information disclosure.
Affected Packages
paramiko (PYTHON):
Affected version(s) >=2.9.0 <2.9.3
Fix Suggestion:
Update to version 2.9.3
paramiko (PYTHON):
Affected version(s) >=0.1-bulbasaur <2.9.3
Fix Suggestion:
Update to version 2.9.3
paramiko (PYTHON):
Affected version(s) =2.10.0 <2.10.1
Fix Suggestion:
Update to version 2.10.1
Related Resources (21)
https://lists.debian.org/debian-lts-announce/2022/09/msg00013.html
https://github.com/paramiko/paramiko
https://github.com/advisories/GHSA-f8q4-jwww-x3wv
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TPMKRUS4HO3P7NR7P4Y6CLHB4MBEE3AI
https://access.redhat.com/security/cve/CVE-2022-24302
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U63MJ2VOLLQ35R7CYNREUHSXYLWNPVSB
https://lists.debian.org/debian-lts-announce/2022/03/msg00032.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U63MJ2VOLLQ35R7CYNREUHSXYLWNPVSB/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TPMKRUS4HO3P7NR7P4Y6CLHB4MBEE3AI
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LUEUEGILZ7MQXRSUF5VMMO4SWJQVPTQL
https://www.paramiko.org/changelog.html
https://lists.debian.org/debian-lts-announce/2025/12/msg00020.html
https://github.com/paramiko/paramiko/commit/4c491e299c9b800358b16fa4886d8d94f45abe2e
https://nvd.nist.gov/vuln/detail/CVE-2022-24302
https://github.com/paramiko/paramiko/blob/363a28d94cada17f012c1604a3c99c71a2bda003/paramiko/pkey.py#L546
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U63MJ2VOLLQ35R7CYNREUHSXYLWNPVSB
https://github.com/pypa/advisory-database/tree/main/vulns/paramiko/PYSEC-2022-166.yaml
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LUEUEGILZ7MQXRSUF5VMMO4SWJQVPTQL/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LUEUEGILZ7MQXRSUF5VMMO4SWJQVPTQL
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TPMKRUS4HO3P7NR7P4Y6CLHB4MBEE3AI/
https://security-tracker.debian.org/tracker/CVE-2022-24302
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CVSS v4
Base Score:
8.2
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.9
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
CVSS v2
Base Score:
4.3
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Weakness Type (CWE)
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CWE-362
EPSS
Base Score:
0.7