Netscape Navigator 6.0/6.01 IRC URI 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, which was classified as critical, was found in Netscape Navigator 6.0/6.01. Affected by this issue is some unknown functionality of the component IRC URI Handler. Such manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2002-0593. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Netscape Navigator 6.0/6.01 (Web Browser). Affected by this issue is some unknown functionality of the component IRC URI Handler. 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. CVE summarizes:

Buffer overflow in Netscape 6 and Mozilla 1.0 RC1 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long channel name in an IRC URI.

The bug was discovered 04/30/2002. The weakness was disclosed 06/18/2002 by Thor Larholm (Website). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-2002-0593. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 49 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 12361 (RHEL 2.1 : mozilla (RHSA-2003:046)), 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 115020 (Red Hat Update Missing for Multiple Mozilla Vulnerabilities).

Upgrading eliminates this vulnerability. A possible mitigation has been published 9 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (8976), Tenable (12361), SecurityFocus (BID 4637†), OSVDB (14200†) and Secunia (SA8039†). The entry VDB-18273 is pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Website

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: 12361
Nessus Name: RHEL 2.1 : mozilla (RHSA-2003:046)
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

04/30/2002 🔍
04/30/2002 +0 days 🔍
04/30/2002 +0 days 🔍
06/18/2002 +49 days 🔍
06/18/2002 +0 days 🔍
02/10/2003 +237 days 🔍
07/06/2004 +512 days 🔍
01/03/2005 +181 days 🔍
07/11/2014 +3476 days 🔍
05/29/2019 +1783 days 🔍

Sourcesinfo

Vendor: netscape.com

Advisory: securityfocus.com⛔
Researcher: Thor Larholm
Status: Not defined

CVE: CVE-2002-0593 (🔍)
GCVE (CVE): GCVE-0-2002-0593
GCVE (VulDB): GCVE-100-18272
X-Force: 8976
SecurityFocus: 4637 - Netscape/Mozilla IRC Buffer Overflow Vulnerability
Secunia: 8039
OSVDB: 14200 - Netscape and Mozilla - IRC - Buffer Overflow Issue
Vulnerability Center: 6729 - DoS in Mozilla Browser, Netscape Communicator and Netscape via Buffer Overflow, Medium

See also: 🔍

Entryinfo

Created: 07/11/2014 14:10
Updated: 05/29/2019 06:48
Changes: 07/11/2014 14:10 (72), 05/29/2019 06:48 (6)
Complete: 🔍
Cache ID: 216::103

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