Citrix ICA Client APPSRV.INI information disclosure

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 (≈)
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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.
3.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Citrix ICA Client. This affects an unknown function of the file APPSRV.INI. This manipulation causes information disclosure. The attack needs to be done within the local network. Furthermore, there is an exploit available. It is recommended to disable the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Citrix ICA Client (Connectivity Software) (affected version unknown). Affected by this vulnerability is an unknown functionality of the file APPSRV.INI. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality.

The weakness was shared 11/17/2004 by Andre van der Lingen and Robert-Jan Mora with Hoffmann Forensische Dienstverlening (Website). The advisory is shared at hoffmannbv.nl. The attack can only be done within the local network. Technical details and also a exploit are known. MITRE ATT&CK project uses the attack technique T1592 for this issue.

It is possible to download the exploit at hoffmannbv.nl. It is declared as proof-of-concept. By approaching the search of inurl:APPSRV.INI it is possible to find vulnerable targets with Google Hacking.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at citrix.com.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.3

VulDB Base Score: 3.5
VulDB Temp Score: 3.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Proof-of-Concept
Download: 🔍
Google Hack: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Disable
Status: 🔍

0-Day Time: 🔍

Patch: citrix.com

Timelineinfo

11/17/2004 🔍
11/25/2004 +8 days 🔍
06/30/2019 +5330 days 🔍

Sourcesinfo

Vendor: citrix.com

Advisory: hoffmannbv.nl
Researcher: Andre van der Lingen, Robert-Jan Mora
Organization: Hoffmann Forensische Dienstverlening
Status: Not defined

GCVE (VulDB): GCVE-100-1009

Entryinfo

Created: 11/25/2004 17:16
Updated: 06/30/2019 11:07
Changes: 11/25/2004 17:16 (48), 06/30/2019 11:07 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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