CVE-2023-1656
When the LDAP connector is started with StartTLS configured, LDAP BIND credentials are transmitted insecurely, prior to establishing the TLS connection.
Description
Cleartext Transmission of Sensitive Information vulnerability in ForgeRock Inc. OpenIDM and Java Remote Connector Server (RCS) LDAP Connector on Windows, MacOS, Linux allows Remote Services with Stolen Credentials.This issue affects OpenIDM and Java Remote Connector Server (RCS): from 1.5.20.9 through 1.5.20.13.
INFO
Published Date :
March 29, 2023, 8:15 p.m.
Last Modified :
April 14, 2025, 5:15 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source | 
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] | 
References to Advisories, Solutions, and Tools
                                            Here, you will find a curated list of external links that provide in-depth
                                            information, practical solutions, and valuable tools related to
                                            CVE-2023-1656.
                                        
| URL | Resource | 
|---|---|
| https://backstage.forgerock.com/downloads/browse/idm/all/productId:idm-connectors/subProductId:ldap/minorVersion:1.5/version:1.5.20.14 | Permissions Required | 
| https://backstage.forgerock.com/knowledge/kb/article/a14149722 | Mitigation Vendor Advisory | 
| https://backstage.forgerock.com/downloads/browse/idm/all/productId:idm-connectors/subProductId:ldap/minorVersion:1.5/version:1.5.20.14 | Permissions Required | 
| https://backstage.forgerock.com/knowledge/kb/article/a14149722 | Mitigation Vendor Advisory | 
CWE - Common Weakness Enumeration
            While CVE identifies
            specific instances of vulnerabilities, CWE categorizes the common flaws or
            weaknesses that can lead to vulnerabilities. CVE-2023-1656 is
            associated with the following CWEs:
        
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
            (CAPEC)
            stores attack patterns, which are descriptions of the common attributes and
            approaches employed by adversaries to exploit the CVE-2023-1656
            weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
			The following list is the news that have been mention
			CVE-2023-1656 vulnerability anywhere in the article.
		
                The following table lists the changes that have been made to the
                CVE-2023-1656 vulnerability over time.
            
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
- 
                            CVE Modified by [email protected]Apr. 14, 2025 Action Type Old Value New Value Changed Description Cleartext Transmission of Sensitive Information vulnerability in ForgeRock Inc. OpenIDM and Java Remote Connector Server (RCS) LDAP Connector on Windows, MacOS, Linux allows Remote Services with Stolen Credentials.This issue affects OpenIDM and Java Remote Connector Server (RCS): from 1.5.20.9 through 1.5.20.13. Cleartext Transmission of Sensitive Information vulnerability in ForgeRock Inc. OpenIDM and Java Remote Connector Server (RCS) LDAP Connector on Windows, MacOS, Linux allows Remote Services with Stolen Credentials.This issue affects OpenIDM and Java Remote Connector Server (RCS): from 1.5.20.9 through 1.5.20.13. 
- 
                            CVE Modified by af854a3a-2127-422b-91ae-364da2661108Nov. 21, 2024 Action Type Old Value New Value Added Reference https://backstage.forgerock.com/downloads/browse/idm/all/productId:idm-connectors/subProductId:ldap/minorVersion:1.5/version:1.5.20.14 Added Reference https://backstage.forgerock.com/knowledge/kb/article/a14149722 
- 
                            CVE Modified by [email protected]May. 14, 2024 Action Type Old Value New Value 
- 
                            CVE Modified by [email protected]Nov. 07, 2023 Action Type Old Value New Value Changed Description Cleartext Transmission of Sensitive Information vulnerability in ForgeRock Inc. OpenIDM and Java Remote Connector Server (RCS) LDAP Connector on Windows, MacOS, Linux allows Remote Services with Stolen Credentials.This issue affects OpenIDM and Java Remote Connector Server (RCS): from 1.5.20.9 through 1.5.20.13. Cleartext Transmission of Sensitive Information vulnerability in ForgeRock Inc. OpenIDM and Java Remote Connector Server (RCS) LDAP Connector on Windows, MacOS, Linux allows Remote Services with Stolen Credentials.This issue affects OpenIDM and Java Remote Connector Server (RCS): from 1.5.20.9 through 1.5.20.13. 
- 
                            Initial Analysis by [email protected]Apr. 06, 2023 Action Type Old Value New Value Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Changed Reference Type https://backstage.forgerock.com/downloads/browse/idm/all/productId:idm-connectors/subProductId:ldap/minorVersion:1.5/version:1.5.20.14 No Types Assigned https://backstage.forgerock.com/downloads/browse/idm/all/productId:idm-connectors/subProductId:ldap/minorVersion:1.5/version:1.5.20.14 Permissions Required Changed Reference Type https://backstage.forgerock.com/knowledge/kb/article/a14149722 No Types Assigned https://backstage.forgerock.com/knowledge/kb/article/a14149722 Mitigation, Vendor Advisory Added CWE NIST CWE-319 Added CPE Configuration OR *cpe:2.3:a:forgerock:ldap_connector:*:*:*:*:*:*:*:* versions from (including) 1.5.20.9 up to (excluding) 1.5.20.14 
Vulnerability Scoring Details
Base CVSS Score: 7.5
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.11 }} 0.00%
score
0.29323
percentile
 
                         
                         
                         
                                             
                                            