Ethereal CAMEL dissector null pointer dereference denial of service
| ethereal-camel-null-pointer-dos (21612) |  Low Risk |
Description:
Ethereal is vulnerable to a denial of service attack caused by a vulnerability in the CAMEL dissector. A remote attacker could use this vulnerability to cause a null pointer dereference and cause Ethereal to crash.
Platforms Affected:
- Conectiva, Linux 10
- Debian, Debian Linux 3.0
- Debian, Debian Linux 3.1
- Ethereal, Ethereal 0.10.11
- Gentoo, Linux
- MandrakeSoft, Mandrake Linux 10.1 X86_64
- MandrakeSoft, Mandrake Linux 10.1
- MandrakeSoft, Mandrake Linux LE2005
- MandrakeSoft, Mandrake Linux LE2005 X86_64
- RedHat, Enterprise Linux 2.1 WS
- RedHat, Enterprise Linux 2.1 AS
- RedHat, Enterprise Linux 2.1 ES
- RedHat, Enterprise Linux 3 WS
- RedHat, Enterprise Linux 3 ES
- 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 Ethereal (0.10.12 or later), available from the Ethereal Download Web page. See References.
For Conectiva Linux 10.0:
Upgrade to the latest version of Ethereal (0.10.12-77079U10_5cl or later), as referenced in Conectiva Linux Announcement CLSA-2005:1003. See References.
For Debian GNU/Linux:
Refer to DSA-853-1 for patch, upgrade, or suggested workaround information. See References.
For Red Hat Linux:
Refer to RHSA-2005:687-03 for patch, upgrade, or suggested workaround information. See References.
For Gentoo Linux:
Refer to Gentoo Linux Security Announcement GLSA 2005-07-27 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:
- CIAC INFORMATION BULLETIN P-260, Ethereal 0.10.12 Released at http://www.ciac.org/ciac/bulletins/p-260.shtml.
- Conectiva Linux Security Announcement CLSA-2005:1003, Fixes for multiple security vulnerabilities in ethereal at http://distro.conectiva.com/atualizacoes/index.php?id=a&anuncio=001003.
- Ethereal Security Advisory #enpa-sa-00020, Multiple problems in Ethereal versions 0.8.5 to 0.10.10 at http://www.ethereal.com/appnotes/enpa-sa-00020.html.
- Ethereal, a network protocol analyzer, Ethereal- The world's most popular network protocol analyzer at http://www.ethereal.com/.
- Ethereal- Download, Ethereal Download page at http://www.ethereal.com/download.html.
- BID-14399: Ethereal Multiple Protocol Dissector Vulnerabilities
- CVE-2005-2364: Unknown vulnerability in the (1) GIOP dissector, (2) WBXML, or (3) CAMEL dissector in Ethereal 0.8.20 through 0.10.11 allows remote attackers to cause a denial of service (application crash) via certain packets that cause a null pointer dereference.
- DSA-853: ethereal -- several vulnerabilities
- GLSA-200507-27: Ethereal: Multiple vulnerabilities
- MDKSA-2005:131: Updated ethereal packages fix multiple vulnerabilities
- OSVDB ID: 18386: Ethereal CAMEL Dissector Null Pointer Dereference DoS
- RHSA-2005-687: ethereal security update
- SA16225: Ethereal Multiple Protocol Dissector and zlib Vulnerabilities
- SUSE-SR:2005:018: SUSE Security Summary Report
- SUSE-SR:2005:019: SUSE Security Summary Report
Reported:
Jul 26, 2005
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