Ethereal 0.9.0/0.9.1/0.9.2/0.9.3 X11 Dissector memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Ethereal 0.9.0/0.9.1/0.9.2/0.9.3. This affects an unknown part of the component X11 Dissector. The manipulation leads to memory corruption. This vulnerability is documented as CVE-2002-0402. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Ethereal 0.9.0/0.9.1/0.9.2/0.9.3 (Packet Analyzer Software). It has been rated as critical. This issue affects some unknown functionality of the component X11 Dissector. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in X11 dissector in Ethereal 0.9.3 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code while Ethereal is parsing keysyms.

The weakness was released 06/18/2002 with Ethereal (Website). It is possible to read the advisory at ethereal.com. The identification of this vulnerability is CVE-2002-0402. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 12319 (RHEL 2.1 : ethereal (RHSA-2002:170)), 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 115025 (Red Hat Ethereal Multiple Buffer Overflow Vulnerabilities).

Upgrading eliminates this vulnerability. A possible mitigation has been published 4 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (9203), Tenable (12319), SecurityFocus (BID 4805†) and Vulnerability Center (SBV-6742†). Entries connected to this vulnerability are available at VDB-18250, VDB-18252, VDB-18253 and VDB-18707. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

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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: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
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: 12319
Nessus Name: RHEL 2.1 : ethereal (RHSA-2002:170)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

05/19/2002 🔍
05/19/2002 +0 days 🔍
06/18/2002 +30 days 🔍
06/18/2002 +0 days 🔍
09/12/2002 +85 days 🔍
07/06/2004 +663 days 🔍
01/03/2005 +182 days 🔍
07/11/2014 +3475 days 🔍
09/28/2018 +1540 days 🔍

Sourcesinfo

Advisory: ethereal.com
Organization: Ethereal
Status: Not defined
Confirmation: 🔍

CVE: CVE-2002-0402 (🔍)
GCVE (CVE): GCVE-0-2002-0402
GCVE (VulDB): GCVE-100-18251
X-Force: 9203
SecurityFocus: 4805 - Ethereal X11 Dissector Buffer Overflow Vulnerability
Vulnerability Center: 6742 - Buffer Overflow in Ethereal Group Ethereal 0.8.18, 0.9 - 0.9.3 via X11 Dissector, High

See also: 🔍

Entryinfo

Created: 07/11/2014 14:08
Updated: 09/28/2018 09:27
Changes: 07/11/2014 14:08 (67), 09/28/2018 09:27 (6)
Complete: 🔍
Cache ID: 216:FD7:103

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