title: Exponential ReDoS in snowflake-connector-python leads to denial of service
description: An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the snowflake-connector-python PyPI package, when an attacker is able to supply arbitrary input to the undocumented get_file_transfer_type method
problem types: CWE-1333 Inefficient Regular Expression Complexity
affected:
{
vendor: snowflake-connector-python
product: snowflake-connector-python
versions:
version: unspecified, status: affected, lessThan: 2.8.2, versionType: custom
}
metrics:
cvssV3_1: [
version: 3.1
vectorString: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
attackVector: NETWORK
attackComplexity: HIGH
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: LOW
baseScore: 3.7
baseSeverity: LOW
]