CVE-2021-33880
Scores
EPSS
Percentile: 0.0%
CVSS
CVSS Score: 5.9/10
All CVSS Scores
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Vector Breakdown
CVSS (Common Vulnerability Scoring System) vector provides detailed metrics about vulnerability characteristics
CVSS
Attack Vector
Network (N)
Describes how the vulnerability is exploited
Attack Complexity
High (H)
Describes the conditions beyond the attacker's control
Privileges Required
None (N)
Describes the level of privileges an attacker must possess
User Interaction
None (N)
Captures the requirement for a human user participation
Scope
Unchanged (U)
Determines if a successful attack impacts components beyond the vulnerable component
Confidentiality Impact
High (H)
Measures the impact to the confidentiality of information
Integrity Impact
None (N)
Measures the impact to integrity of a successfully exploited vulnerability
Availability Impact
None (N)
Measures the impact to the availability of the impacted component
Vector: AV:N/AC:H/Au:N/C:P/I:N/A:N
Vector Breakdown
CVSS (Common Vulnerability Scoring System) vector provides detailed metrics about vulnerability characteristics
CVSS
Attack Vector
Network (N)
Describes how the vulnerability is exploited
Attack Complexity
High (H)
Describes the conditions beyond the attacker's control
Authentication
None (N)
Describes the level of privileges an attacker must possess
Confidentiality Impact
Partial
Measures the impact to the confidentiality of information
Integrity Impact
None (N)
Measures the impact to integrity of a successfully exploited vulnerability
Availability Impact
None (N)
Measures the impact to the availability of the impacted component
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.
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Sources
CWEs
Related Vulnerabilities
Vulnerable Software (18)
Type: Configuration
Product: python-websockets
Operating System: ubuntu bionic 18.04
{ "unfixed": true}
Source: ubuntu
Type: Configuration
Product: python-websockets
Operating System: ubuntu focal 20.04
{ "unfixed": true}
Source: ubuntu
Type: Configuration
Product: python-websockets
Operating System: ubuntu groovy 20.10
{ "unfixed": true}
Source: ubuntu
Type: Configuration
Product: python-websockets
Operating System: ubuntu hirsute 21.04
{ "unfixed": true}
Source: ubuntu
Type: Configuration
Product: python-websockets
Operating System: ubuntu impish 21.10
{ "unfixed": true}
Source: ubuntu
Type: Configuration
Product: python-websockets
Operating System: ubuntu kinetic 22.10
{ "unfixed": true}
Source: ubuntu
Type: Configuration
Product: python-websockets
Operating System: ubuntu lunar 23.04
{ "unfixed": true}
Source: ubuntu
Type: Configuration
Product: python-websockets
Operating System: ubuntu trusty 14.04
{ "unfixed": true}
Source: ubuntu
Type: Configuration
Product: python-websockets
Operating System: ubuntu xenial 16.04
{ "unfixed": true}
Source: ubuntu
Type: Configuration
Product: python-websockets
Operating System: debian
{ "fixed": "9.1-1"}
Source: debian
Type: Configuration
Product: python-websockets
Operating System: debian bullseye 11
{ "fixed": "8.1-1+deb11u1"}
Source: debian
Type: Configuration
Product: python-websockets
Operating System: debian buster 10
{ "unaffected": true}
Source: debian
Type: Configuration
Product: python-websockets
Operating System: debian stretch 9
{ "unaffected": true}
Source: debian
Type: Configuration
Vendor: oracle
Product: communications_cloud_native_core_policy
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:oracle:co...
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_security_edge_protection_proxy:1.5.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_service_communication_proxy:1.14.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_unified_data_repository:1.14.0:*:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR"}
Source: nvd
Type: Configuration
Vendor: oracle
Product: communications_cloud_native_core_security_edge_protection_proxy
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:oracle:co...
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_security_edge_protection_proxy:1.5.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_service_communication_proxy:1.14.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_unified_data_repository:1.14.0:*:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR"}
Source: nvd
Type: Configuration
Vendor: oracle
Product: communications_cloud_native_core_service_communication_proxy
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:oracle:co...
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_security_edge_protection_proxy:1.5.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_service_communication_proxy:1.14.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_unified_data_repository:1.14.0:*:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR"}
Source: nvd
Type: Configuration
Vendor: oracle
Product: communications_cloud_native_core_unified_data_repository
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:oracle:co...
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_security_edge_protection_proxy:1.5.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_service_communication_proxy:1.14.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:oracle:communications_cloud_native_core_unified_data_repository:1.14.0:*:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR"}
Source: nvd
Type: Configuration
Vendor: websockets_project
Product: websockets
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:websockets_project:websockets:*:*:*:*:*:python:*:*", "versionEndExcluding": "9.1", "vulnerable": true } ], "operator": "OR"}
Source: nvd