CVE-2021-46823
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
-Decision
Descriptions
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.
python-ldap versiones anteriores a 3.4.0, es vulnerable a una denegación de servicio cuando es usado ldap.schema para definiciones de esquemas que no son confiables, debido a un fallo de denegación de servicio de expresiones regulares (ReDoS) en el analizador de esquemas LDAP. Al enviar una entrada regex diseñada, un atacante remoto autenticado podría explotar esta vulnerabilidad para causar una condición de denegación de servicio
CVSS Scores
SSVC
- Decision:-
Timeline
- 2022-06-18 CVE Reserved
- 2022-06-18 CVE Published
- 2024-01-09 EPSS Updated
- 2024-08-04 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-1333: Inefficient Regular Expression Complexity
CAPEC
References (2)
| URL | Tag | Source |
|---|---|---|
| https://exchange.xforce.ibmcloud.com/vulnerabilities/221507 | Third Party Advisory | |
| https://github.com/python-ldap/python-ldap/security/advisories/GHSA-r8wq-qrxc-hmcm | Third Party Advisory |
| URL | Date | SRC |
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Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Python-ldap Search vendor "Python-ldap" | Python-ldap Search vendor "Python-ldap" for product "Python-ldap" | < 3.4.0 Search vendor "Python-ldap" for product "Python-ldap" and version " < 3.4.0" | - |
Affected
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