SQL injection in OpenLDAP



Published: 2022-05-17
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-29155
CWE-ID CWE-89
Exploitation vector Network
Public exploit N/A
Vulnerable software
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OpenLDAP
Server applications / Directory software, identity management

Vendor OpenLDAP.org

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) SQL injection

EUVDB-ID: #VU63343

Risk: High

CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-29155

CWE-ID: CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data in the experimental back-sql backend to slapd during an LDAP search operation when the search filter is processed. A remote attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.

Mitigation

Install update from vendor's website.

Vulnerable software versions

OpenLDAP: 2.5.4 - 2.6.1

External links

http://bugs.openldap.org/show_bug.cgi?id=9815


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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