VDB-14998 · CVE-1999-1189 · XFDB 7884

Netscape Communicator 4.7 on Win 95/98 Query String memory corruption

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.
7.0	$0-$5k	0.00

A vulnerability has been found in Netscape Communicator 4.7 on Win 95/98 (Web Browser) and classified as critical. This vulnerability affects an unknown code of the component Query String Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Buffer overflow in Netscape Navigator/Communicator 4.7 for Windows 95 and Windows 98 allows remote attackers to cause a denial of service, and possibly execute arbitrary commands, via a long argument after the ? character in a URL that references an .asp, .cgi, .html, or .pl file.

The weakness was presented 11/24/1999 (Website). The advisory is available at securityfocus.com. This vulnerability was named CVE-1999-1189. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

Upgrading eliminates this vulnerability. Attack attempts may be identified with Snort ID 283.

The vulnerability is also documented in the vulnerability database at X-Force (7884).

Productinfo

Type

Web Browser

Vendor

Netscape

Name

Communicator

Version

License

free

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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

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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: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Snort ID: 283
Snort Message: BROWSER-OTHER Netscape 4.7 client overflow
Snort Class: 🔍

Timelineinfo

11/24/1999 🔍
11/24/1999 +0 days 🔍
11/26/1999 +2 days 🔍
06/22/2014 +5322 days 🔍
05/22/2018 +1430 days 🔍

Sourcesinfo

Vendor: netscape.com

Advisory: securityfocus.com⛔
Status: Not defined

CVE: CVE-1999-1189 (🔍)
X-Force: 7884 - Netscape Communicator long URL argument buffer overflow
SecurityFocus: 822 - Netscape Communicator Long Argument Vulnerability

Entryinfo

Created: 06/22/2014 15:07
Updated: 05/22/2018 09:12
Changes: 06/22/2014 15:07 (54), 05/22/2018 09:12 (4)
Complete: 🔍