Ethereal 0.9.12 SPNEGO Dissector ASN.1 denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Ethereal 0.9.12 and classified as problematic. This impacts an unknown function of the component SPNEGO Dissector. Such manipulation of the argument ASN.1 leads to denial of service. This vulnerability is uniquely identified as CVE-2003-0430. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Ethereal 0.9.12 (Packet Analyzer Software). Affected by this issue is an unknown code of the component SPNEGO Dissector. The manipulation of the argument ASN.1 with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

The SPNEGO dissector in Ethereal 0.9.12 and earlier allows remote attackers to cause a denial of service (crash) via an invalid ASN.1 value.

The weakness was disclosed 07/24/2003 by Timo Sirainen (Website). The advisory is shared for download at ethereal.com. This vulnerability is handled as CVE-2003-0430 since 06/13/2003. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 12373 (RHEL 2.1 : ethereal (RHSA-2003:077)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Red Hat Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 115007 (Red Hat Ethereal Multiple Security Vulnerabilities).

Upgrading eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (12318), Tenable (12373), SecurityFocus (BID 7879†), Secunia (SA9007†) and Vulnerability Center (SBV-6710†). The entries VDB-102, VDB-20200, VDB-20316 and VDB-20509 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Version

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Support

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 12373
Nessus Name: RHEL 2.1 : ethereal (RHSA-2003:077)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/11/2003 🔍
06/11/2003 +0 days 🔍
06/13/2003 +2 days 🔍
07/08/2003 +25 days 🔍
07/24/2003 +16 days 🔍
07/24/2003 +0 days 🔍
07/06/2004 +348 days 🔍
01/03/2005 +181 days 🔍
08/14/2014 +3510 days 🔍
05/28/2019 +1748 days 🔍

Sourcesinfo

Advisory: ethereal.com
Researcher: Timo Sirainen
Status: Not defined
Confirmation: 🔍

CVE: CVE-2003-0430 (🔍)
GCVE (CVE): GCVE-0-2003-0430
GCVE (VulDB): GCVE-100-20612

OVAL: 🔍

X-Force: 12318
SecurityFocus: 7879 - Ethereal SPNEGO Dissector Denial Of Service Vulnerability
Secunia: 9007
Vulnerability Center: 6710 - DoS in Ethereal Group Ethereal 0.9 - 0.9.12 via SPNEGO Dissector, Medium

See also: 🔍

Entryinfo

Created: 08/14/2014 18:18
Updated: 05/28/2019 20:56
Changes: 08/14/2014 18:18 (66), 05/28/2019 20:56 (8)
Complete: 🔍
Cache ID: 216::103

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