Debian nss-ldap up to 0.6.7 LDAP Server access control

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
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A vulnerability was found in Debian nss-ldap up to 0.6.7 (Directory Service Software) and classified as problematic. Affected by this issue is an unknown code block of the component LDAP Server. The manipulation with an unknown input leads to a privilege escalation vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality.

The bug was discovered 03/20/2009. The weakness was shared 03/31/2009 (Website). The advisory is shared for download at This vulnerability is handled as CVE-2009-1073 since 03/24/2009. The exploitation is known to be easy. The attack needs to be approached locally. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability was handled as a non-public zero-day exploit for at least 10 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 36067 (Debian DSA-1758-1 : nss-ldapd - insecure config file creation), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context local.

Upgrading to version 0.4.1 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (49394), Vulnerability Center (SBV-21483) and Tenable (36067).





CPE 2.3infoedit

CPE 2.2infoedit


VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.2
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍



VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍


Class: Privilege escalation
CWE: CWE-264
ATT&CK: T1068

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 36067
Nessus Name: Debian DSA-1758-1 : nss-ldapd - insecure config file creation
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 63730
OpenVAS Name: Debian Security Advisory DSA 1758-1 (nss-ldapd)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: nss-ldap 0.4.1


03/20/2009 🔍
03/23/2009 +3 days 🔍
03/24/2009 +1 days 🔍
03/30/2009 +6 days 🔍
03/31/2009 +1 days 🔍
03/31/2009 +0 days 🔍
03/31/2009 +0 days 🔍
03/31/2009 +0 days 🔍
04/01/2009 +1 days 🔍
04/06/2009 +5 days 🔍
03/17/2015 +2171 days 🔍
08/31/2019 +1628 days 🔍



Status: Not defined
Confirmation: 🔍

CVE: CVE-2009-1073 (🔍)

X-Force: 49394
Vulnerability Center: 21483 - nss-ldapd < 0.6.8 World-Readable Permissions for the /etc/nss-ldapd.conf File, Low
SecurityFocus: 34211 - PADL nss_ldap '/etc/nss_ldapd.conf' Local Information Disclosure Vulnerability
Secunia: 34523 - Debian update for nss-ldapd, Less Critical
OSVDB: 53198 - Padl - nss_ldap - '.etc.nss_ldapd.conf' Local Information Disclosure Issue


Created: 03/17/2015 11:38 PM
Updated: 08/31/2019 06:43 PM
Changes: (4) vulnerability_discoverydate countermeasure_date source_osvdb source_osvdb_title
Complete: 🔍


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