Ethereal SNMP community string denial of service
| ethereal-snmp-community-dos (16632) |  Low Risk |
Description:
Ethereal is vulnerable to a denial of service attack, caused by a vulnerability in the SNMP dissector when handling a malformed or missing community string. A remote attacker could send a specially-crafted packet to cause Ethereal to crash.
Consequences:
Denial of Service
Remedy:
Upgrade to the latest version of Ethereal (0.10.5 or later), when it becomes available from the Ethereal Web site. See References.
For Mandrake Linux:
Upgrade to the latest Ethereal package, as listed below. Refer to MandrakeSoft Security Advisory MDKSA-2004:067 : ethereal for more information. See References.
Mandrake Linux 9.2: 0.10.5-0.1.92mdk or later
Mandrake Linux 10.0: 0.10.5-0.1.100mdk or later
For Debian GNU/Linux 3.0 (alias woody):
Upgrade to the latest Ethereal package (0.9.4-1 or later), as listed in DSA-528-1. See References.
For Red Hat Linux:
Upgrade to the latest ethereal package, as listed below. Refer to RHSA-2004:378-08 for more information. See References.
Red Hat Enterprise Linux AS (v. 2.1), ES (v. 2.1), WS (v. 2.1), and Red Hat Linux Advanced Workstation 2.1 for the Itanium Processor: 0.10.5-0.AS21.2 or later
Red Hat Enterprise Linux AS (v. 3), ES (v. 3),and WS (v. 3): 0.10.5-0.30E.2.x86_64 or later
For other distributions:
Contact your vendor for upgrade or patch information.
References:
- CIAC Information Bulletin 0-174: Ethereal Multiple Problems in 0.10.4 [REVISED 19 Jul 2004].
- CIAC Information Bulletin 0-174: Ethereal Multiple Problems in 0.10.4.
- Ethereal Application Note enpa-sa-00015: Multiple problems in Ethereal 0.10.4.
- Ethereal Web site: The Ethereal Network Analyzer.
- BID-10672: Ethereal Multiple Unspecified iSNS, SMB and SNMP Protocol Dissector Vulnerabilities
- CVE-2004-0635: The SNMP dissector in Ethereal 0.8.15 through 0.10.4 allows remote attackers to cause a denial of service (process crash) via a (1) malformed or (2) missing community string, which causes an out-of-bounds read.
- DSA-528: ethereal -- denial of service
- GLSA-200407-08: Ethereal: Multiple security problems
- MDKSA-2004:067: Updated ethereal packages fix multiple vulnerabilities
- RHSA-2004-378: ethereal security update
- SA12024: Ethereal Multiple Vulnerabilities
- SECTRACK ID: 1010655: Ethereal Bugs in the iSNS, SMB, and SNMP Dissectors Let Remote Users Crash Ethereal or Possibly Execute Arbitrary Code
- SUSE-SA:2004:025: gaim: remote code execution
- US-CERT VU#835846: Ethereal fails to properly handle malfored SNMP packets
Platforms Affected:
- Debian Debian Linux 3.0
- Ethereal Ethereal 0.8.15 - 0.10.4
- Gentoo Linux
- MandrakeSoft Mandrake Linux 10.0 AMD64
- MandrakeSoft Mandrake Linux 10.0
- MandrakeSoft Mandrake Linux 9.2
- MandrakeSoft Mandrake Linux 9.2 AMD64
- RedHat Enterprise Linux 2.1 WS
- RedHat Enterprise Linux 2.1 AW
- RedHat Enterprise Linux 2.1 ES
- RedHat Enterprise Linux 2.1 AS
- RedHat Enterprise Linux 3 AS
- RedHat Enterprise Linux 3 ES
- RedHat Enterprise Linux 3 WS
- RedHat Enterprise Linux 3 Desktop
- RedHat Linux Advanced Workstation 2.1 Itanium
- SUSE SuSE Linux 9.1
Reported:
Jul 06, 2004
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