VDB-14547 · CVE-1999-0438 · XFDB 2051

Ramp Networks Webramp 1.0 UDP Packet denial of service

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.
5.2	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Ramp Networks Webramp 1.0. Impacted is an unknown function of the component UDP Packet Handler. Performing a manipulation results in denial of service. This vulnerability is reported as CVE-1999-0438. No exploit exists. It is suggested to use restrictive firewalling.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Ramp Networks Webramp 1.0. This affects an unknown functionality of the component UDP Packet Handler. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

Remote attackers can perform a denial of service in WebRamp systems by sending a malicious UDP packet to port 5353, changing its IP address.

The weakness was disclosed 03/01/1999. This vulnerability is uniquely identified as CVE-1999-0438. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

It is possible to mitigate the weakness by firewalling udp/5353.

The vulnerability is also documented in the databases at X-Force (2051) and Vulnerability Center (SBV-595†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Ramp Networks

Name

Webramp

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.2
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: Denial of service
CWE: CWE-404
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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Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍

Firewalling: 🔍

Timelineinfo

03/01/1999 🔍
03/01/1999 +0 days 🔍
03/01/1999 +0 days 🔍
12/31/2002 +1401 days 🔍
06/20/2014 +4189 days 🔍
04/19/2026 +4320 days 🔍

Sourcesinfo

Status: Not defined

CVE: CVE-1999-0438 (🔍)
GCVE (CVE): GCVE-0-1999-0438
GCVE (VulDB): GCVE-100-14547
X-Force: 2051
Vulnerability Center: 595 - DOS WebRamp System, Medium

Entryinfo

Created: 06/20/2014 17:29
Updated: 04/19/2026 00:07
Changes: 06/20/2014 17:29 (37), 05/07/2019 17:28 (15), 04/19/2026 00:07 (16)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.