CVE-2021-46823

medium

Description

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.

References

https://github.com/python-ldap/python-ldap/security/advisories/GHSA-r8wq-qrxc-hmcm

https://exchange.xforce.ibmcloud.com/vulnerabilities/221507

Details

Source: Mitre, NVD

Published: 2022-06-18

Updated: 2023-08-08

Risk Information

CVSS v2

Base Score: 4

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Severity: Medium