Microsoft ISA Server 2004 information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft ISA Server 2004. It has been rated as problematic. This vulnerability affects unknown code. This manipulation causes information disclosure. The identification of this vulnerability is CVE-2007-4991. There is no exploit available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability classified as problematic was found in Microsoft ISA Server 2004 (Firewall Software). Affected by this vulnerability is an unknown function. 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 summary by CVE is:

The SOCKS4 Proxy in Microsoft Internet Security and Acceleration (ISA) Server 2004 SP1 and SP2 allows remote attackers to obtain potentially sensitive information (the destination IP address of another user s session) via an empty packet.

The weakness was shared 09/20/2007 by CIRT with CIRT.DK (Website). It is possible to read the advisory at zerodayinitiative.com. This vulnerability is known as CVE-2007-4991 since 09/20/2007. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

It is declared as highly functional.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the databases at X-Force (36715), SecurityFocus (BID 25753†), OSVDB (45906†) and SecurityTracker (ID 1018727†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Highly functional

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/20/2007 🔍
09/20/2007 +0 days 🔍
09/20/2007 +0 days 🔍
09/21/2007 +1 days 🔍
09/21/2007 +0 days 🔍
06/03/2008 +256 days 🔍
03/16/2015 +2476 days 🔍
10/29/2017 +958 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: zerodayinitiative.com
Researcher: CIRT
Organization: CIRT.DK
Status: Confirmed

CVE: CVE-2007-4991 (🔍)
GCVE (CVE): GCVE-0-2007-4991
GCVE (VulDB): GCVE-100-38899
X-Force: 36715 - Microsoft Internet Security and Acceleration (ISA) Server SOCKS4 information disclosure
SecurityFocus: 25753 - Microsoft ISA Server SOCKS4 Proxy Connection Remote Information Disclosure Vulnerability
OSVDB: 45906 - Microsoft ISA Server SOCKS4 Proxy Empty Packet Cross Session Destination IP Disclosure
SecurityTracker: 1018727 - Microsoft Internet Security and Acceleration Server SOCKS4 Proxy Discloses IP Address Information to Remote Users

Entryinfo

Created: 03/16/2015 12:18
Updated: 10/29/2017 11:57
Changes: 03/16/2015 12:18 (57), 10/29/2017 11:57 (7)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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