Wireshark (Ethereal) NCP NMAS and NDPS dissector off-by-one
| wireshark-nmas-ndps-offbyone (27827) |  Medium Risk |
Description:
Wireshark (formerly known as Ethereal) is vulnerable to a denial of service attack, caused by multiple off-by-one errors in the NCP NMAS and NDPS dissectors. A remote attacker could exploit this vulnerability using a malformed packet or trace file to cause the application to crash and possibly execute arbitrary commands on the system.
Platforms Affected:
- Debian, Debian Linux 3.1
- Ethereal, Ethereal 0.9.7 - 0.99.0
- Gentoo, Linux
- MandrakeSoft, Mandrake Linux 2006
- MandrakeSoft, Mandrake Linux 2006 X86_64
- Microsoft, Windows Vista
- RedHat, Enterprise Linux 2.1 WS
- RedHat, Enterprise Linux 2.1 AS
- RedHat, Enterprise Linux 2.1 ES
- RedHat, Enterprise Linux 3 ES
- RedHat, Enterprise Linux 3 WS
- RedHat, Enterprise Linux 3 AS
- RedHat, Enterprise Linux 3 Desktop
- RedHat, Enterprise Linux 4 Desktop
- RedHat, Enterprise Linux 4 WS
- RedHat, Enterprise Linux 4 ES
- RedHat, Enterprise Linux 4 AS
- RedHat, Linux Advanced Workstation 2.1 Itanium
Remedy:
Upgrade to the latest version of Wireshark (0.99.2 or later), as listed in Wireshark Security Advisory wnpa-sec-2006-01. See References.
For Gentoo Linux:
Refer to Gentoo Linux Security Announcement GLSA 2006-07-09 for patch, upgrade, or suggested workaround information. See References.
For Debian GNU/Linux:
Refer to DSA-1127-1 for patch, upgrade, or suggested workaround information. See References.
For Red Hat Linux:
Refer to RHSA-2006:0602-4 for patch, upgrade, or suggested workaround information. See References.
Consequences:
Gain Access
References:
- Wireshark Security Advisory wnpa-sec-2006-01, Multiple problems in Ethereal® versions 0.8.14 to 0.10.10 at http://www.wireshark.org/security/wnpa-sec-2006-01.html.
- ASA-2006-197: wireshark security update (was ethereal) (RHSA-2006-0602)
- BID-19051: Wireshark Protocol Dissectors Multiple Vulnerabilities
- CVE-2006-3630: Multiple off-by-one errors in Wireshark (aka Ethereal) 0.9.7 to 0.99.0 have unknown impact and remote attack vectors via the (1) NCP NMAS and (2) NDPS dissectors.
- DSA-1127: ethereal -- several vulnerabilities
- GLSA-200607-09: Wireshark: Multiple vulnerabilities
- MDKSA-2006:128: Updated wireshark packages fix numerous vulnerabilities
- OSVDB ID: 27366: Wireshark NCP Dissector Unspecified Off-by-one
- OSVDB ID: 27367: Wireshark NMAS Dissector Unspecified Off-by-one
- OSVDB ID: 27368: Wireshark NDPS Dissector Unspecified Off-by-one
- RHSA-2006-0602: wireshark security update (was ethereal)
- SA21078: Wireshark Multiple Protocol Dissector Vulnerabilities
- SA22089: Avaya Products wireshark Vulnerabilities
- SECTRACK ID: 1016532: Wireshark (Ethereal) Format String Flaws, Off-by-one Errors, and Buffer Overflow May Let Remote Users Execute Arbitrary Code
- SUSE-SR:2006:020: SUSE Security Summary Report
- VUPEN/ADV-2006-2850: Wireshark (Ethereal) Protocol Dissectors Code Execution and Denial of Service Vulnerabilities
Reported:
Jul 17, 2006
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