Ethereal up to 0.9.15 ISAKMP/MEGACO Packet 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 has been found in Ethereal up to 0.9.15 and classified as problematic. The impacted element is an unknown function of the component ISAKMP/MEGACO Packet Handler. The manipulation leads to denial of service. This vulnerability is uniquely identified as CVE-2003-0926. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Ethereal up to 0.9.15 (Packet Analyzer Software). This issue affects an unknown part of the component ISAKMP/MEGACO Packet Handler. The manipulation 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. The summary by CVE is:

Ethereal 0.9.15 and earlier, and Tethereal, allows remote attackers to cause a denial of service (crash) via certain malformed (1) ISAKMP or (2) MEGACO packets.

The bug was discovered 11/03/2003. The weakness was disclosed 12/01/2003 (Website). The advisory is shared at distro.conectiva.com.br. The identification of this vulnerability is CVE-2003-0926 since 11/05/2003. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 28 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 15244 (Debian DSA-407-1 : ethereal - buffer overflows), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 115029 (Red Hat Ethereal Code Execution and Denial of Service Vulnerabilities).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (13577), Tenable (15244), SecurityFocus (BID 8951†), OSVDB (3026†) and Secunia (SA10531†). The entries VDB-364, VDB-21018, VDB-21483 and VDB-21484 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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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: 🔍
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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: 15244
Nessus Name: Debian DSA-407-1 : ethereal - buffer overflows
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 53105
OpenVAS Name: Debian Security Advisory DSA 407-1 (ethereal)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

11/03/2003 🔍
11/03/2003 +0 days 🔍
11/05/2003 +2 days 🔍
12/01/2003 +26 days 🔍
12/01/2003 +0 days 🔍
01/05/2004 +35 days 🔍
01/05/2004 +0 days 🔍
09/29/2004 +268 days 🔍
12/12/2005 +439 days 🔍
08/21/2014 +3174 days 🔍
06/12/2019 +1756 days 🔍

Sourcesinfo

Advisory: distro.conectiva.com.br
Status: Not defined
Confirmation: 🔍

CVE: CVE-2003-0926 (🔍)
GCVE (CVE): GCVE-0-2003-0926
GCVE (VulDB): GCVE-100-21017

OVAL: 🔍

X-Force: 13577
SecurityFocus: 8951 - Multiple Ethereal Protocol Dissector Vulnerabilities
Secunia: 10531 - Debian update for ethereal, Moderately Critical
OSVDB: 3026 - CVE-2003-0926 - Ethereal - Denial-Of-Service Issue
Vulnerability Center: 9931 - Ethereal up to 0.9.15 Remote Buffer Overflow via Malformed ISAKMP \x26 MEGACO Packets, High

See also: 🔍

Entryinfo

Created: 08/21/2014 17:31
Updated: 06/12/2019 12:41
Changes: 08/21/2014 17:31 (79), 06/12/2019 12:41 (5)
Complete: 🔍
Cache ID: 216:0C2:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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