{"id":"AZL-9960","summary":"CVE-2021-46823 affecting package python-ldap for versions less than 3.4.0-1","details":"python-ldap before 3.4.0 is vulnerable to a denial of service when ldap.schema is used for untrusted schema definitions, because of a regular expression denial of service (ReDoS) flaw in the LDAP schema parser. By sending crafted regex input, a remote authenticated attacker could exploit this vulnerability to cause a denial of service condition.","modified":"2026-04-01T05:23:46.674567Z","published":"2022-06-18T16:15:08Z","upstream":["CVE-2021-46823"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-46823"}],"affected":[{"package":{"name":"python-ldap","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/python-ldap"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.0-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-9960.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}