CVE-2021-33880

The aaugustin websockets library before 9.1 for Python has an Observable Timing Discrepancy on servers when HTTP Basic Authentication is enabled with basic_auth_protocol_factory(credentials=...). An attacker may be able to guess a password via a timing attack.

CVSS v3 5.9 MEDIUM
CVSS v2.0 2.6 LOW

5.9^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

2.6^/10

CVSS v2.0 : LOW

Vector : AV:N/AC:H/Au:N/C:P/I:N/A:N

Exploitability : 4.9 / Impact : 2.9

Access Vector NETWORK

Access Complexity HIGH

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://github.com/aaugustin/websockets/commit/547a26b685d08cac0aa64e5e65f7867ac0ea9bc0	Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.html	Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2022.html	Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:websockets_project:websockets:*:*:*:*:*:python:*:*

Configuration 2 (hide)

OR	cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0:::::::*
	cpe:2.3:a:oracle:communications_cloud_native_core_security_edge_protection_proxy:1.5.0:::::::*
	cpe:2.3:a:oracle:communications_cloud_native_core_service_communication_proxy:1.14.0:::::::*
	cpe:2.3:a:oracle:communications_cloud_native_core_unified_data_repository:1.14.0:::::::*

History

No history.

Information

Published : 2021-06-06 15:15

Updated : 2024-02-28 18:28

NVD link : CVE-2021-33880

Mitre link : CVE-2021-33880

CVE.ORG link : CVE-2021-33880

JSON object : View

Products Affected

oracle

communications_cloud_native_core_policy
communications_cloud_native_core_security_edge_protection_proxy
communications_cloud_native_core_service_communication_proxy
communications_cloud_native_core_unified_data_repository

websockets_project

websockets

CWE

CWE-203

Observable Discrepancy

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