AZL-6821
Dashboard / Vulnerabilities / AZL-6821
Summary: CVE-2021-33503 affecting package python-urllib3 for versions less than 1.25.9-3
Details: An issue was discovered in urllib3 before 1.26.5. When provided with a URL containing many @ characters in the authority component, the authority regular expression exhibits catastrophic backtracking, causing a denial of service if a URL were passed as a parameter or redirected to via an HTTP redirect.
References: https://nvd.nist.gov/vuln/detail/CVE-2021-33503
Affected packages
Package
Name: python-urllib3
Purl: pkg:rpm/azure-linux/python-urllib3
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -1.25.9-3
Affected versions
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
