SpamAssassin denial of service
| spamassassin-dos (16938) |  Low Risk |
Description:
SpamAssassin is vulnerable to a denial of service attack, caused by improper handling of malformed messages. A remote attacker could send a specially-crafted message to SpamAssassin to cause a denial of service.
Platforms Affected:
- Apache, SpamAssassin 2.40
- Apache, SpamAssassin 2.41
- Apache, SpamAssassin 2.42
- Apache, SpamAssassin 2.43
- Apache, SpamAssassin 2.44
- Apache, SpamAssassin 2.50
- Apache, SpamAssassin 2.55
- Apache, SpamAssassin 2.60
- Apache, SpamAssassin 2.63
- Conectiva, Linux 10
- Conectiva, Linux 9.0
- Gentoo, Linux
- MandrakeSoft, Mandrake Linux 10.0
- MandrakeSoft, Mandrake Linux 9.1
- MandrakeSoft, Mandrake Linux 9.2
- MandrakeSoft, Mandrake Linux Corporate Server 2.1
- OpenPKG, OpenPKG 2.0
- OpenPKG, OpenPKG 2.1
- OpenPKG, OpenPKG CURRENT
- RedHat, Enterprise Linux 3 WS
- RedHat, Enterprise Linux 3 ES
- RedHat, Enterprise Linux 3 AS
- RedHat, Enterprise Linux 3 Desktop
Remedy:
Upgrade to the latest version of SpamAssassin (2.64 or later), as listed in spamassassin-announce Mailing List, 2004-08-05 3:49:02. See References.
For Gentoo Linux:
Upgrade to the latest version of SpamAssassin (2.64 or later), as listed in GLSA 200408-06. See References.
For Mandrake Linux:
Upgrade to the latest spamassassin package, as listed below. Refer to MandrakeSoft Security Advisory MDKSA-2004:084 : spamassassin for more information. See References.
Mandrake Linux 9.1: 2.44-1.1.91mdk or later
Mandrake Linux 9.2: 2.55-2.1.92mdk or later
Mandrake Linux Corporate Server 2.1: 2.53-1.1.C21mdk.x86_64 or later
Mandrake Linux 10.0: 2.63-2.1.100mdk or later
For OpenPKG:
Upgrade to the latest SpamAssassin package, as listed in OpenPKG Security Advisory OpenPKG-SA-2004.041. See References.
OpenPKG 2.0: 2.63-2.0.1 or later
For Conectiva Linux:
Upgrade to the latest spamassassin package, as listed below. Refer to Conectiva Linux Security Announcement CLSA-2004:867 for more information. See References.
Conectiva Linux 10: 2.63-54029U10_2cl or later
Conectiva Linux 9: 2.60-28724U90_2cl or later
For Red Hat Linux:
Upgrade to the latest spamassassin package, as listed below. Refer to RHSA-2004:451-05 for more information. See References.
Red Hat Enterprise Linux AS (v. 3), ES (v. 3), WS (v. 3), Desktop: 2.55-3.2.x86_64 or later
For other distributions:
Contact your vendor for upgrade or patch information.
Consequences:
Denial of Service
References:
- Conectiva Linux Security Announcement CLSA-2004:867, Fix for denial of service vulnerability in SpamAssassin at http://distro.conectiva.com.br/atualizacoes/index.php?id=a&anuncio=000867.
- SpamAssassin Web site, SpamAssassin: Welcome to SpamAssassin at http://spamassassin.apache.org/.
- spamassassin-announce Mailing List, 2004-08-05 3:49:02, [SA-Announce] SpamAssassin 2.64 is released! at http://marc.theaimsgroup.com/?l=spamassassin-announce&m=109168121628767&w=2.
- BID-10957: SpamAssassin Malformed Email Remote Denial Of Service Vulnerability
- CVE-2004-0796: SpamAssassin 2.5x, and 2.6x before 2.64, allows remote attackers to cause a denial of service via certain malformed messages.
- GLSA-200408-06: SpamAssassin: Denial of Service vulnerability
- MDKSA-2004:084: Updated spamassassin packages fixes possible malformed message vulnerability
- OpenPKG-SA-2004.041: SpamAssassin
- RHSA-2004-451: spamassassin security update
Reported:
Aug 05, 2004
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