VDB
DEBIAN-CVE-2021-46823
DEBIAN-CVE-2021-46823
PUBLISHED
CVSS 6.5 MEDIUM
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.
Risk Scores
CVSS v3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:14 | python-ldap | 0, 0, 0 |
| Debian:13 | python-ldap | 0, 0, 0 |
| Debian:11 | python-ldap | 3.4.0-2, 3.4.2-1, 3.4.2-2 |
| Debian:12 | python-ldap | 0, 0, 0 |
Timeline
- Jun 18, 2022 CVE Published
- Apr 28, 2026 CVE Updated