CVE-2021-33880

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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.

5.9 /10

CVSS v3 : MEDIUM

V3 Legend

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

V2 Legend

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

12 May 2022, 14:07

Type Values Removed Values Added
CPE cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0:*:*:*:*:*:*:*
References (MISC) https://www.oracle.com/security-alerts/cpujan2022.html - Third Party Advisory (MISC) https://www.oracle.com/security-alerts/cpujan2022.html - Patch, Third Party Advisory
References (MISC) https://www.oracle.com/security-alerts/cpuapr2022.html - (MISC) https://www.oracle.com/security-alerts/cpuapr2022.html - Patch, Third Party Advisory

20 Apr 2022, 00:16

Type Values Removed Values Added
References
  • (MISC) https://www.oracle.com/security-alerts/cpuapr2022.html -

09 Feb 2022, 14:55

Type Values Removed Values Added
CWE NVD-CWE-Other CWE-203
CPE cpe:2.3:a:websockets_project:websockets:*:*:*:*:*:*:*:* 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:*:*:*:*:*:*:*
cpe:2.3:a:websockets_project:websockets:*:*:*:*:*:python:*:*
References (MISC) https://www.oracle.com/security-alerts/cpujan2022.html - (MISC) https://www.oracle.com/security-alerts/cpujan2022.html - Third Party Advisory

07 Feb 2022, 16:16

Type Values Removed Values Added
References
  • (MISC) https://www.oracle.com/security-alerts/cpujan2022.html -

16 Jun 2021, 16:07

Type Values Removed Values Added
References (MISC) https://github.com/aaugustin/websockets/commit/547a26b685d08cac0aa64e5e65f7867ac0ea9bc0 - (MISC) https://github.com/aaugustin/websockets/commit/547a26b685d08cac0aa64e5e65f7867ac0ea9bc0 - Patch, Third Party Advisory
CVSS v2 : unknown
v3 : unknown 		v2 : 2.6
v3 : 5.9
CPE cpe:2.3:a:websockets_project:websockets:*:*:*:*:*:*:*:*
CWE NVD-CWE-Other

06 Jun 2021, 15:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-06-06 15:15

Updated : 2024-02-04 21:47

NVD link : CVE-2021-33880

Mitre link : CVE-2021-33880

CVE.ORG link : CVE-2021-33880

JSON object : View

Products Affected

websockets_project

  • websockets

oracle

  • communications_cloud_native_core_unified_data_repository
  • communications_cloud_native_core_policy
  • communications_cloud_native_core_security_edge_protection_proxy
  • communications_cloud_native_core_service_communication_proxy
CWE
CWE-203

Observable Discrepancy