CVE-2021-33880

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 06-06-2021 05:15

Last modified: - 12-05-2022 04:07

Total changes: - 7

Description

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.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

High

Attack complexity

Network

Attack vector

None

Availability

High

Confidentiality

None

Integrity

None

Privileges required

Unchanged

Scope

None

User interaction

5.9

Base score

2.2

3.6

Exploitability score

Impact score

Verification logic

vendor=websockets_project AND product=websockets AND target_software=python AND versionEndExcluding=9.1

vendor=oracle AND product=communications_cloud_native_core_policy AND version=1.14.0

vendor=oracle AND product=communications_cloud_native_core_unified_data_repository AND version=1.14.0

vendor=oracle AND product=communications_cloud_native_core_service_communication_proxy AND version=1.14.0

vendor=oracle AND product=communications_cloud_native_core_security_edge_protection_proxy AND version=1.5.0

Reference

Keywords

CVE-2021-33880

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2021-33880

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures