CVE-2021-46823
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.
Risk Information
Base Score
6.5
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Score
Exploitation Probability
0.812
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| Vulnerabilities CVE-2021-46823 are fixed in Python-python-ldap 3.4.0 | Windows |
| LDAP interface module for Python (USN-5508-1) python-ldap_3.0.0-1ubuntu0.2_i386.deb | Linux |
| LDAP interface module for Python (USN-5508-1) python-ldap_3.0.0-1ubuntu0.2_amd64.deb | Linux |
| LDAP interface module for Python (USN-5508-1) python3-ldap_3.0.0-1ubuntu0.2_i386.deb | Linux |
| LDAP interface module for Python (USN-5508-1) python3-ldap_3.0.0-1ubuntu0.2_amd64.deb | Linux |
| LDAP interface module for Python (USN-5508-1) python3-ldap_3.2.0-4ubuntu2.1_amd64.deb | Linux |
| LDAP interface module for Python (USN-5508-1) python3-ldap_3.2.0-4ubuntu5.1_amd64.deb | Linux |
| LDAP interface module for Python (USN-5508-1) python3-ldap_3.2.0-4ubuntu7.1_amd64.deb | Linux |
| LDAP interface module for Python (USN-5508-1) python-pyldap_3.0.0-1ubuntu0.2_i386.deb | Linux |
| LDAP interface module for Python (USN-5508-1) python-pyldap_3.0.0-1ubuntu0.2_amd64.deb | Linux |
| LDAP interface module for Python (USN-5508-1) python3-pyldap_3.0.0-1ubuntu0.2_i386.deb | Linux |
| LDAP interface module for Python (USN-5508-1) python3-pyldap_3.0.0-1ubuntu0.2_amd64.deb | Linux |
| LDAP interface module for Python (USN-5508-1) python3-pyldap_3.2.0-4ubuntu2.1_amd64.deb | Linux |
| LDAP interface module for Python (USN-5508-1) python3-pyldap_3.2.0-4ubuntu5.1_amd64.deb | Linux |
| LDAP interface module for Python (USN-5508-1) python3-pyldap_3.2.0-4ubuntu7.1_amd64.deb | Linux |
| python-ldap Security Update (ALAS-2024-2406) python-ldap-2.4.15-2.amzn2.0.3.x86_64.rpm | Linux |
| python-ldap Security Update (ALAS2-2024-2406) python-ldap-2.4.15-2.amzn2.0.3.x86_64.rpm | Linux |
| Vulnerabilities CVE-2021-46823 are fixed in Python-python-ldap for linux 3.4.0 | Linux |
Patch Details
No records foundReferences
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234