Netscape Communicator 4.77 Composer face memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Netscape Communicator 4.77. It has been classified as problematic. Impacted is an unknown function of the component Composer. The manipulation of the argument face leads to memory corruption. This vulnerability is traded as CVE-2002-1766. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability was found in Netscape Communicator 4.77 (Web Browser) and classified as problematic. This issue affects an unknown code block of the component Composer. The manipulation of the argument face 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 Composer in Netscape 4.77 allows local users to overwrite process memory and execute arbitrary code via a font tag with a long face attribute.

The weakness was shared 12/31/2002 with Infobyte Security Research (Website). The advisory is shared at online.securityfocus.com. The identification of this vulnerability is CVE-2002-1766 since 06/21/2005. The exploitation is known to be easy. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (9355), Exploit-DB (21544) and SecurityFocus (BID 5010†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Vendor

Name

Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.9
VulDB Temp Score: 5.4
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: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/13/2002 🔍
12/31/2002 +201 days 🔍
12/31/2002 +0 days 🔍
06/21/2005 +903 days 🔍
08/04/2014 +3331 days 🔍
12/21/2024 +3792 days 🔍

Sourcesinfo

Vendor: netscape.com

Advisory: online.securityfocus.com⛔
Organization: Infobyte Security Research
Status: Not defined

CVE: CVE-2002-1766 (🔍)
GCVE (CVE): GCVE-0-2002-1766
GCVE (VulDB): GCVE-100-19409
X-Force: 9355 - Netscape Composer Font Face field buffer overflow
SecurityFocus: 5010 - Netscape Composer Font Face Field Buffer Overflow Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/04/2014 16:54
Updated: 12/21/2024 05:04
Changes: 08/04/2014 16:54 (50), 06/10/2018 08:48 (6), 12/21/2024 05:04 (27)
Complete: 🔍
Cache ID: 216::103

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

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