Siemens Reliant Unix up to 5.44 ICMP Port Unreachable denial of service

Summaryinfo

A vulnerability described as problematic has been identified in Siemens Reliant Unix up to 5.44. Affected by this issue is some unknown functionality of the component ICMP Port Unreachable Handler. Executing a manipulation can lead to denial of service. This vulnerability appears as CVE-2001-0411. There is no available exploit. The application of restrictive firewalling is recommended.

Detailsinfo

A vulnerability has been found in Siemens Reliant Unix up to 5.44 (Operating System) and classified as problematic. This vulnerability affects an unknown code block of the component ICMP Port Unreachable 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. CVE summarizes:

Reliant Unix 5.44 and earlier allows remote attackers to cause a denial of service via an ICMP port unreachable packet, which causes Reliant to drop all connections to the source address of the packet.

The weakness was presented 06/18/2001 as not defined posting (Bugtraq). The advisory is available at marc.theaimsgroup.com. This vulnerability was named CVE-2001-0411. The exploitation appears to be easy. 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.

Proper firewalling of is able to address this issue.

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Productinfo

Type

• Operating System

Vendor

• Siemens

Name

• Reliant Unix

Version

• 5.0
• 5.1
• 5.2
• 5.3
• 5.4
• 5.5
• 5.6
• 5.7
• 5.8
• 5.9
• 5.10
• 5.11
• 5.12
• 5.13
• 5.14
• 5.15
• 5.16
• 5.17
• 5.18
• 5.19
• 5.20
• 5.21
• 5.22
• 5.23
• 5.24
• 5.25
• 5.26
• 5.27
• 5.28
• 5.29
• 5.30
• 5.31
• 5.32
• 5.33
• 5.34
• 5.35
• 5.36
• 5.37
• 5.38
• 5.39
• 5.40
• 5.41
• 5.42
• 5.43
• 5.44

License

• commercial

Website

• Vendor: https://www.siemens.com/

CPE 2.3info

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CPE 2.2info

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