Alt-N SecurityGateway 1.0.1 SecurityGateway.dll username memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.5$0-$5k0.00

A vulnerability was found in Alt-N SecurityGateway 1.0.1. It has been rated as very critical. Affected by this issue is some unknown processing in the library SecurityGateway.dll. The manipulation of the argument username with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Stack-based buffer overflow in SecurityGateway.dll in Alt-N Technologies SecurityGateway 1.0.1 allows remote attackers to execute arbitrary code via a long username parameter.

The bug was discovered 06/01/2008. The weakness was disclosed 09/24/2008 by securfrog (Website). The advisory is available at xforce.iss.net. This vulnerability is handled as CVE-2008-4193 since 09/23/2008. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details as well as a public exploit are known. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 08/11/2019).

A public exploit has been developed in Perl and been published even before and not after the advisory. The exploit is available at securityfocus.com. It is declared as highly functional. The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 33104 (SecurityGateway < 1.0.2 Administration Interface username Field Remote Overflow), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Firewalls and running in the context r.

Upgrading eliminates this vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 6524.

The vulnerability is also documented in the databases at X-Force (42769), Tenable (33104) and Exploit-DB (5718). The entries VDB-256886, VDB-257165, VDB-257286 and VDB-257602 are pretty similar.

Productinfo

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 33104
Nessus Name: SecurityGateway < 1.0.2 Administration Interface username Field Remote Overflow
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Saint ID: exploit_info/altn_securitygateway_username
Saint Name: Alt-N SecurityGateway username buffer overflow

MetaSploit ID: altn_securitygateway.rb
MetaSploit Name: Alt-N SecurityGateway username Buffer Overflow
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Suricata ID: 2008426
Suricata Class: 🔍
Suricata Message: 🔍

TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

ISS Proventia IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

06/01/2008 🔍
06/01/2008 +0 days 🔍
06/01/2008 +0 days 🔍
06/01/2008 +0 days 🔍
06/02/2008 +1 days 🔍
06/02/2008 +0 days 🔍
06/06/2008 +3 days 🔍
06/10/2008 +4 days 🔍
09/23/2008 +105 days 🔍
09/24/2008 +1 days 🔍
09/24/2008 +0 days 🔍
03/17/2015 +2365 days 🔍
08/11/2019 +1608 days 🔍

Sourcesinfo

Vendor: altn.com

Advisory: xforce.iss.net
Researcher: securfrog
Status: Not defined
Confirmation: 🔍

CVE: CVE-2008-4193 (🔍)
X-Force: 42769
SecurityTracker: 1020156
Vulnerability Center: 18578 - Alt-N SecurityGateway Web Interface Buffer Overflow Allows Remote Code Execution, High
SecurityFocus: 29457 - SecurityGateway 'SecurityGateway.dll' Remote Buffer Overflow Vulnerability
Secunia: 30497
OSVDB: 45854 - Alt-N SecurityGateway.dll Administration Interface username Field Remote Overflow
Vupen: ADV-2008-1717

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/17/2015 16:11
Updated: 08/11/2019 13:01
Changes: 03/17/2015 16:11 (88), 08/11/2019 13:01 (10)
Complete: 🔍
Cache ID: 3:B59:103

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