wwwoffle Content-Length Header 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-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in wwwoffle. This issue affects some unknown processing of the component Content-Length Header Handler. Such manipulation leads to memory corruption. This vulnerability is traded as CVE-2002-0818. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been found in wwwoffle (version unknown). Affected by this issue is an unknown function of the component Content-Length Header 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:

wwwoffled in World Wide Web Offline Explorer (WWWOFFLE) allows remote attackers to cause a denial of service and possibly execute arbitrary code via a negative Content-Length value.

The weakness was shared 08/12/2002 (Website). The advisory is shared for download at debian.org. This vulnerability is handled as CVE-2002-0818. 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 scanner Nessus provides a plugin with the ID 14981 (Debian DSA-144-1 : wwwoffle - improper input handling), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 62020 (Andrew Bishop WWWOFFLE Negative Content-Length Buffer Overflow Vulnerability).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 1597.

The vulnerability is also documented in the databases at X-Force (9619), Tenable (14981), SecurityFocus (BID 5260†) and Vulnerability Center (SBV-4614†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

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
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 14981
Nessus Name: Debian DSA-144-1 : wwwoffle - improper input handling
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 53580
OpenVAS Name: Debian Security Advisory DSA 144-1 (wwwoffle)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
TippingPoint: 🔍

Timelineinfo

07/18/2002 🔍
07/18/2002 +0 days 🔍
08/06/2002 +19 days 🔍
08/12/2002 +6 days 🔍
08/12/2002 +0 days 🔍
06/24/2004 +682 days 🔍
09/29/2004 +97 days 🔍
07/22/2014 +3583 days 🔍
09/13/2025 +4071 days 🔍

Sourcesinfo

Advisory: debian.org
Status: Confirmed

CVE: CVE-2002-0818 (🔍)
GCVE (CVE): GCVE-0-2002-0818
GCVE (VulDB): GCVE-100-18704
X-Force: 9619
SecurityFocus: 5260 - Andrew Bishop WWWOFFLE Negative Content-Length Buffer Overflow Vulnerability
Vulnerability Center: 4614 - WWWOFFLE Allows DoS and Code Execution via Content-Length Value, High

Entryinfo

Created: 07/23/2014 00:05
Updated: 09/13/2025 03:46
Changes: 07/23/2014 00:05 (67), 05/22/2019 16:19 (2), 09/13/2025 03:46 (20)
Complete: 🔍
Cache ID: 216::103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!