Wireshark (Ethereal) LLT dissector denial of service
| wireshark-lltdissector-dos (32056) |  Low Risk |
Description:
Wireshark (formerly known as Ethereal) is vulnerable to a denial of service, caused by an unspecified error in the LLT dissector. A remote attacker could exploit this vulnerability using a malformed packet or trace file to cause the LLT dissector to crash.
Platforms Affected:
- MandrakeSoft, Mandrake Linux 2007
- MandrakeSoft, Mandrake Linux 2007 X86_64
- MandrakeSoft, Mandrake Linux Corporate Server 4.0 X86_64
- MandrakeSoft, Mandrake Linux Corporate Server 4.0
- RedHat, Enterprise Linux 2.1 WS
- RedHat, Enterprise Linux 2.1 AS
- RedHat, Enterprise Linux 2.1 ES
- RedHat, Enterprise Linux 3 Desktop
- RedHat, Enterprise Linux 3 WS
- RedHat, Enterprise Linux 3 ES
- RedHat, Enterprise Linux 3 AS
- RedHat, Enterprise Linux 4 AS
- RedHat, Enterprise Linux 4 WS
- RedHat, Enterprise Linux 4 ES
- RedHat, Enterprise Linux 4 Desktop
- RedHat, Enterprise Linux 5
- RedHat, Enterprise Linux 5 Client
- RedHat, Enterprise Linux 5 Client Workstation
- RedHat, Enterprise Linux Desktop 5.0
- RedHat, Linux Advanced Workstation 2.1 Itanium
- Wireshark, Wireshark prior to 0.99.5
Remedy:
Upgrade to the latest version of Wireshark (0.99.5 or later), as listed in Wireshark Security Advisory wnpa-sec-2007-01. See References.
For Mandriva Linux:
Refer to MDKSA-2007:033 for patch, upgrade, or suggested workaround information. See References.
For Red Hat Linux (wireshark):
Refer to RHSA-2007:0114 or RHSA-2007:0066 for patch, upgrade, or suggested workaround information. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
Consequences:
Denial of Service
References:
- wnpa-sec-2007-01, Multiple problems in Wireshark (formerly Ethereal®) versions 0.10.14 to 0.99.4 at http://www.wireshark.org/security/wnpa-sec-2007-01.html.
- ASA-2007-166: wireshark security update (RHSA-2007-0066)
- BID-22352: Wireshark Multiple Protocol Denial of Service Vulnerabilities
- CVE-2007-0456: Unspecified vulnerability in the LLT dissector in Wireshark (formerly Ethereal) 0.99.3 and 0.99.4 allows remote attackers to cause a denial of service (application crash) via unspecified vectors.
- MDKSA-2007:033: Updated wireshark packages fix multiple vulnerabilities
- RHSA-2007-0066: Low: wireshark security update
- SA24016: Wireshark Multiple Denial of Service Vulnerabilities
- SA24970: Avaya Products Wireshark Multiple Denial of Service Vulnerabilities
- SECTRACK ID: 1017581: Wireshark Bugs in TCP, HTTP, IEEE 802.11, and LLT Dissectors Let Remote Users Deny Service
- VUPEN/ADV-2007-0443: Wireshark Multiple Protocol Dissector Packets Handling Denial of Service Vulnerabilities
Reported:
Feb 01, 2007
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