ISS RealSecure Server Sensor 7.0 on IIS-SSL denial of service

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.
5.3$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in ISS RealSecure Server Sensor 7.0 on IIS-SSL. Affected by this issue is some unknown functionality. This manipulation causes denial of service. This vulnerability is registered as CVE-2003-0702. Remote exploitation of the attack is possible. Furthermore, an exploit is available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability has been found in ISS RealSecure Server Sensor 7.0 on IIS-SSL and classified as critical. Affected by this vulnerability is some unknown processing. 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 bug was discovered 08/14/2003. The weakness was published 09/05/2003 by EnterEdge Technology with EnterEdge Technology, LLC (Website). The advisory is shared at enteredge.com. This vulnerability is known as CVE-2003-0702 since 08/21/2003. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but an exploit is available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

It is possible to download the exploit at enteredge.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 22 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 7.0 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at iss.net. The best possible mitigation is suggested to be patching the affected component. Attack attempts may be identified with Snort ID 1945.

The vulnerability is also documented in the databases at X-Force (13088), SecurityFocus (BID 8550†), OSVDB (2520†), Secunia (SA9683†) and SecurityTracker (ID 1007651†). Additional details are provided at securityfocus.com. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.9
VulDB Temp Score: 5.3
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: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept
Download: 🔍

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: 🔍

Upgrade: RealSecure Server Sensor 7.0
Patch: iss.net

Snort ID: 1945

Timelineinfo

08/14/2003 🔍
08/21/2003 +7 days 🔍
09/05/2003 +15 days 🔍
09/05/2003 +0 days 🔍
09/05/2003 +0 days 🔍
09/08/2003 +3 days 🔍
09/08/2003 +0 days 🔍
10/20/2003 +41 days 🔍
03/08/2021 +6349 days 🔍

Sourcesinfo

Advisory: enteredge.com
Researcher: EnterEdge Technology
Organization: EnterEdge Technology, LLC
Status: Confirmed

CVE: CVE-2003-0702 (🔍)
GCVE (CVE): GCVE-0-2003-0702
GCVE (VulDB): GCVE-100-265
X-Force: 13088 - Microsoft IIS running RealSecure Server Sensor ISAPI plug-in denial of service, Medium Risk
SecurityFocus: 8550 - ISS RealSecure Server Sensor SSL Denial Of Service Vulnerability
Secunia: 9683 - RealSecure Server Sensor HTTPS Request Denial of Service, Moderately Critical
OSVDB: 2520 - ISS RealSecure Server Sensor HTTPS Request DoS
SecurityTracker: 1007651
SecuriTeam: securiteam.com

Misc.: 🔍

Entryinfo

Created: 09/08/2003 13:03
Updated: 03/08/2021 17:02
Changes: 09/08/2003 13:03 (82), 06/26/2019 12:53 (2), 03/08/2021 17:02 (2)
Complete: 🔍
Cache ID: 216:31B:103

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

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