Ethereal RADIUS packet denial of service
| ethereal-radius-dos (15571) |  Medium Risk |
Description:
Ethereal is vulnerable to a denial of service. By sending a specially-crafted RADIUS packet to Ethereal, a remote attacker could cause Ethereal to crash.
Platforms Affected:
- Conectiva, Linux 8.0
- Conectiva, Linux 9.0
- Ethereal, Ethereal 0.8.13 - 0.10.2
- MandrakeSoft, Mandrake Linux 9.1 PPC
- MandrakeSoft, Mandrake Linux 9.1
- MandrakeSoft, Mandrake Linux 9.2 AMD64
- MandrakeSoft, Mandrake Linux 9.2
- OpenPKG, OpenPKG 1.3
- OpenPKG, OpenPKG 2.0
- OpenPKG, OpenPKG CURRENT
- 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 AS
- RedHat, Enterprise Linux 3 ES
- RedHat, Linux 9.0
- RedHat, Linux Advanced Workstation 2.1 Itanium
Remedy:
Upgrade to the latest version of Ethereal (0.10.3 or later), when it becomes available from the Ethereal Web site. See References.
For Conectiva Linux:
Upgrade to the latest ethereal package, as listed below. Refer to Conectiva Linux Security Announcement CLSA-2004:835 for more information. See References.
Conectiva Linux 8 and 9: 0.10.3-27097U90_2cl or later
For Red Hat Linux 9:
Upgrade to the latest ethereal package (0.10.3-0.90.1 or later), as listed in RHSA-2004:137-07. See References.
For OpenPKG:
Refer to OpenPKG Security Advisory OpenPKG-SA-2004.015 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 0-105, Multiple Vulnerabilities in Ethereal 0.10.2 at http://www.ciac.org/ciac/bulletins/o-105.shtml.
- Conectiva Linux Security Announcement CLSA-2004:835, ethereal at http://distro.conectiva.com/atualizacoes/index.php?id=a&anuncio=000835.
- Ethereal Application Note enpa-sa-00013, Multiple security problems in Ethereal 0.10.2 at http://www.ethereal.com/appnotes/enpa-sa-00013.html.
- Ethereal Web site, The Ethereal Network Analyzer at http://www.ethereal.com/.
- CVE-2004-0365: The dissect_attribute_value_pairs function in packet-radius.c for Ethereal 0.8.13 to 0.10.2 allows remote attackers to cause a denial of service (crash) via a malformed RADIUS packet that triggers a null dereference.
- GLSA-200403-07: Multiple remote overflows and vulnerabilities in Ethereal
- MDKSA-2004:024: Updated ethereal packages fix multiple vulnerabilities
- OpenPKG-SA-2004.015: ethereal
- RHSA-2004-136: ethereal security update
- RHSA-2004-137: Updated Ethereal packages fix security issues
- SA11185: Ethereal Multiple Vulnerabilities
- US-CERT VU#124454: Ethereal crashes when processing malformed RADIUS packets
Reported:
Mar 22, 2004
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