ZoneLabs ZoneAlarm 4.0/4.5.538.001/5.0.590.015 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.
5.1$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in ZoneLabs ZoneAlarm 4.0/4.5.538.001/5.0.590.015. This affects an unknown part. Executing a manipulation can lead to denial of service. This vulnerability is handled as CVE-2004-1534. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as problematic was found in ZoneLabs ZoneAlarm 4.0/4.5.538.001/5.0.590.015 (Firewall Software). This vulnerability affects an unknown part. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:

ZoneAlarm and ZoneAlarm Pro before 5.5.062, with ad-blocking enabled, allows remote web sites to cause a denial of service (application instability or system hang) via certain JavaScript.

The bug was discovered 11/19/2004. The weakness was released 12/31/2004 (Website). The advisory is shared for download at xforce.iss.net. This vulnerability was named CVE-2004-1534 since 02/18/2005. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful 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 42 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 34032 (Zone Labs ZoneAlarm Remote Ad-Blocking Denial of Service Vulnerability).

Upgrading to version 5.5.062 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (18159), SecurityFocus (BID 11706†), OSVDB (11926†), Secunia (SA13244†) and Vulnerability Center (SBV-13449†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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: 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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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: ZoneAlarm 5.5.062

Timelineinfo

11/19/2004 🔍
11/19/2004 +0 days 🔍
12/31/2004 +42 days 🔍
12/31/2004 +0 days 🔍
12/31/2004 +0 days 🔍
02/18/2005 +49 days 🔍
12/20/2006 +670 days 🔍
04/14/2015 +3037 days 🔍
07/06/2025 +3736 days 🔍

Sourcesinfo

Advisory: xforce.iss.net
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2004-1534 (🔍)
GCVE (CVE): GCVE-0-2004-1534
GCVE (VulDB): GCVE-100-22816
X-Force: 18159
SecurityFocus: 11706 - Zone Labs ZoneAlarm Remote Ad-Blocking Denial Of Service Vulnerability
Secunia: 13244
OSVDB: 11926 - Zone Labs - ZoneAlarm - Remote Ad-Blocking Denial Of Service Issue
Vulnerability Center: 13449 - ZoneAlarm and ZoneAlarm Pro with Ad-Blocking Enabled Allows Remote DoS via Certain JavaScript, Medium

Entryinfo

Created: 04/14/2015 13:30
Updated: 07/06/2025 17:25
Changes: 04/14/2015 13:30 (59), 07/12/2019 11:08 (5), 07/06/2025 17:25 (20)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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