Ethereal 0.9.7 BGP Dissector infinite loop

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CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.1	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Ethereal 0.9.7. It has been classified as problematic. This affects an unknown part of the component BGP Dissector. The manipulation leads to infinite loop. This vulnerability is documented as CVE-2002-1355. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Ethereal 0.9.7 (Packet Analyzer Software). It has been rated as problematic. This issue affects an unknown code block of the component BGP Dissector. The manipulation with an unknown input leads to a infinite loop vulnerability. Using CWE to declare the problem leads to CWE-835. The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop. Impacted is availability. The summary by CVE is:

Multiple integer signedness errors in the BGP dissector in Ethereal 0.9.7 and earlier allow remote attackers to cause a denial of service (infinite loop) via malformed messages.

The weakness was released 12/23/2002 (Website). The advisory is shared at redhat.com. The identification of this vulnerability is CVE-2002-1355. 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. MITRE ATT&CK project uses the attack technique T1499 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 12341 (RHEL 2.1 : ethereal (RHSA-2002:291)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Red Hat Local Security Checks.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (10965), Tenable (12341), SecurityFocus (BID 6565†) and Vulnerability Center (SBV-15103†). Entry connected to this vulnerability is available at VDB-19242. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Packet Analyzer Software

Name

Ethereal

Version

0.9.7

License

open-source

Support

end of life

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

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Infinite loop
CWE: CWE-835 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 12341
Nessus Name: RHEL 2.1 : ethereal (RHSA-2002:291)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/23/2002 🔍
12/23/2002 +0 days 🔍
12/23/2002 +0 days 🔍
07/06/2004 +561 days 🔍
05/15/2007 +1043 days 🔍
07/31/2014 +2634 days 🔍
06/28/2021 +2524 days 🔍

Sourcesinfo

Advisory: redhat.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2002-1355 (🔍)
GCVE (CVE): GCVE-0-2002-1355
GCVE (VulDB): GCVE-100-19241
X-Force: 10965
SecurityFocus: 6565
Vulnerability Center: 15103 - Ethereal 0.9.7 and earlier BGP Dissector Remote Denial of Service, Medium

See also: 🔍

Entryinfo

Created: 07/31/2014 17:17
Updated: 06/28/2021 08:31
Changes: 07/31/2014 17:17 (54), 06/08/2017 23:46 (8), 06/28/2021 08:31 (3)
Complete: 🔍
Cache ID: 216:D6A:103

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