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 Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.5	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in IBM Tivoli Directory Server up to 6.3.0.19. Affected is an unknown function of the component SSL/TLS Connection Handler. Executing a manipulation can lead to denial of service. This vulnerability is registered as CVE-2013-0556. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in IBM Tivoli Directory Server up to 6.3.0.19 (Directory Service Software) and classified as critical. This vulnerability affects an unknown functionality of the component SSL/TLS Connection Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.

The weakness was published 03/29/2013 as 1631687 as confirmed bulletin (Website). The advisory is available at www-304.ibm.com. The public release has been coordinated with the vendor. This vulnerability was named CVE-2013-0556 since 12/16/2012. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 66256 (IBM Tivoli Directory Server 6.2 < 6.2.0.29 / 6.3 < 6.3.0.21 SSL / TLS DoS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows.

Upgrading to version 6.3.0.21 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (83009), Tenable (66256), OSVDB (92933†) and Vulnerability Center (SBV-40149†). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Directory Service Software

Vendor

• IBM

Name

• Tivoli Directory Server

Version

• 6.3.0.0
• 6.3.0.1
• 6.3.0.2
• 6.3.0.3
• 6.3.0.4
• 6.3.0.5
• 6.3.0.6
• 6.3.0.7
• 6.3.0.8
• 6.3.0.9
• 6.3.0.10
• 6.3.0.11
• 6.3.0.12
• 6.3.0.13
• 6.3.0.14
• 6.3.0.15
• 6.3.0.16
• 6.3.0.17
• 6.3.0.18
• 6.3.0.19

License

• commercial

Website

• Vendor: https://www.ibm.com/

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 7.5
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven
Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 66256
Nessus Name: IBM Tivoli Directory Server 6.2 < 6.2.0.29 / 6.3 < 6.3.0.21 SSL / TLS DoS
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Tivoli Directory Server 6.3.0.21

Timelineinfo

12/16/2012 🔍
03/29/2013 +103 days 🔍
03/29/2013 +0 days 🔍
03/29/2013 +0 days 🔍
04/29/2013 +31 days 🔍
05/06/2013 +7 days 🔍
06/24/2013 +49 days 🔍
05/10/2021 +2877 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: 1631687
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2013-0556 (🔍)
GCVE (CVE): GCVE-0-2013-0556
GCVE (VulDB): GCVE-100-8590
X-Force: 83009 - IBM Tivoli Directory Server SSL/TLS denial of service, Medium Risk
OSVDB: 92933
Vulnerability Center: 40149 - IBM Tivoli Directory Server 6.2 - 6.2.0.27, 6.3 - 6.3.0.19 Remote DoS Vulnerability, Medium

Entryinfo

Created: 05/06/2013 17:00
Updated: 05/10/2021 14:00
Changes: 05/06/2013 17:00 (48), 05/03/2017 16:51 (16), 05/10/2021 14:00 (2)
Complete: 🔍
Committer:
Cache ID: 216:1B4:103

Discussion

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