A vulnerability classified as critical has been found in Darren Reed IPFilter up to 3.4.28. Affected is some unknown processing of the component FTP Command Handler. The manipulation of the argument PASV with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

IPFilter 3.1.1 through 3.4.28 allows remote attackers to bypass firewall rules by sending a PASV command string as the argument of another command to an FTP server, which generates a response that contains the string, causing IPFilter to treat the response as if it were a legitimate PASV command from the server.

The weakness was published 12/31/2002 as confirmed advisory (CERT.org). The advisory is shared for download at kb.cert.org. This vulnerability is traded as CVE-2002-1978 since 06/29/2005. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading eliminates this vulnerability.

Similar entries are available at 15322 and 19621.

Productinfo

Vendor

• Darren Reed

Name

• IPFilter

Version

• 3.4.0
• 3.4.1
• 3.4.2
• 3.4.3
• 3.4.4
• 3.4.5
• 3.4.6
• 3.4.7
• 3.4.8
• 3.4.9
• 3.4.10
• 3.4.11
• 3.4.12
• 3.4.13
• 3.4.14
• 3.4.15
• 3.4.16
• 3.4.17
• 3.4.18
• 3.4.19
• 3.4.20
• 3.4.21
• 3.4.22
• 3.4.23
• 3.4.24
• 3.4.25
• 3.4.26
• 3.4.27
• 3.4.28

CPE 2.3info

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CPE 2.2info

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