Apache HTTP Server FTP proxy server denial of service
| apache-ftp-proxy-dos (12552) |  Medium Risk |
Description:
Apache HTTP Server versions 2.0 through 2.0.46 are vulnerable to a denial of service attack, caused by a vulnerability in the FTP proxy server. A remote attacker can cause a denial of service, if Apache HTTP server is running on an IPv6 host and the FTP proxy server fails to create an IPv6 socket.
Consequences:
Denial of Service
Remedy:
Upgrade to the latest version of Apache HTTP Server (2.0.47 or later), available from the Apache Web site. See References.
For Trustix Secure Linux 2.0:
Upgrade to the latest apache package (2.0.47-2tr or later), as listed in Trustix Secure Linux Security Advisory #2003-0025. See References.
For Conectiva Linux 9:
Upgrade to the latest version of apache (2.0.45-2879OU90_3cl or later), as listed in Conectiva Linux Security Announcement CLSA-2003:698. See References.
For Mandrake Linux:
Upgrade to the latest apache2 package, as listed below. Refer to MandrakeSoft Security Advisory MDKSA-2003:075-1 : apache2 for more information. See References.
Mandrake Linux 9.1: 2.0.47-1.2mdk or later
For Red Hat Linux:
Upgrade to the latest httpd package, as listed below. Refer to RHSA-2003:240-09 for more information. See References.
Red Hat 8.0: 2.0.40-11.7 or later
Red Hat 9: 2.0.40-21.5 or later
For HP-UX 11.11:
Download and install the product for this vulnerability, as listed in Hewlett-Packard Company Security Bulletin HPSBUX0309-278. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
References:
- Apache Web site: Apache 2.0.47 Released.
- BugTraq Mailing List, Wed Jul 09 2003 - 07:01:31 CDT: Apache 2.0.47 released.
- CIAC Information Bulletin N-146: Apache 2.0.47 Release Fixes Security Vulnerabilities.
- Conectiva Linux Security Announcement CLSA-2003:698: apache.
- Trustix Secure Linux Security Advisory #2003-0025: apache - DoS and possible incorrect cipher.
- BID-8135: Apache Web Server FTP Proxy IPV6 Denial Of Service Vulnerability
- CVE-2003-0254: Apache 2 before 2.0.47, when running on an IPv6 host, allows attackers to cause a denial of service (CPU consumption by infinite loop) when the FTP proxy server fails to create an IPv6 socket.
- MDKSA-2003:075: Updated apache2 packages fix multiple vulnerabilities
- MDKSA-2003:075-1: Updated apache2 packages fix multiple vulnerabilities
- RHSA-2003-240: Updated httpd packages fix Apache security vulnerabilities
Platforms Affected:
- Apache HTTP Server 2.0
- Apache HTTP Server 2.0.28
- Apache HTTP Server 2.0.32
- Apache HTTP Server 2.0.35
- Apache HTTP Server 2.0.36
- Apache HTTP Server 2.0.37
- Apache HTTP Server 2.0.38
- Apache HTTP Server 2.0.39
- Apache HTTP Server 2.0.40
- Apache HTTP Server 2.0.41
- Apache HTTP Server 2.0.42
- Apache HTTP Server 2.0.43
- Apache HTTP Server 2.0.44
- Apache HTTP Server 2.0.45
- Apache HTTP Server 2.0.46
- Conectiva Linux 9.0
- HP HP-UX 11.11
- MandrakeSoft Mandrake Linux 9.1 PPC
- MandrakeSoft Mandrake Linux 9.1
- RedHat Linux 7
- RedHat Linux 7.1
- RedHat Linux 7.2
- RedHat Linux 7.3
- RedHat Linux 8.0
- RedHat Linux 9.0
- Trustix Secure Linux 2.0
Reported:
Jul 09, 2003
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