Aprelium Technologies Abyss Web Server up to 1.0.0.1 URL Encoding path traversal

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Aprelium Technologies Abyss Web Server up to 1.0.0.1. This issue affects some unknown processing of the component URL Encoding Handler. Performing a manipulation results in path traversal. This vulnerability was named CVE-2002-0543. In addition, an exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Aprelium Technologies Abyss Web Server up to 1.0.0.1 (Web Server). This affects some unknown functionality of the component URL Encoding Handler. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. This is going to have an impact on confidentiality. The summary by CVE is:

Directory traversal vulnerability in Aprelium Abyss Web Server (abyssws) before 1.0.0.2 allows remote attackers to read files outside the web root, including the abyss.conf file, via URL-encoded .. (dot dot) sequences in the HTTP request.

The weakness was presented 07/03/2002 as not defined posting (Bugtraq). It is possible to read the advisory at archives.neohapsis.com. This vulnerability is uniquely identified as CVE-2002-0543. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The commercial vulnerability scanner Qualys is able to test this issue with plugin 10791 (Abyss Web Server File Disclosure Vulnerability).

Upgrading to version 1.0.0.2 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (8805), Exploit-DB (21367), SecurityFocus (BID 4466†), OSVDB (5237†) and Vulnerability Center (SBV-6557†). See VDB-18364 for similar entry. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Abyss Web Server 1.0.0.2
ISS Proventia IPS: 🔍

Timelineinfo

04/07/2002 🔍
04/07/2002 +0 days 🔍
07/03/2002 +87 days 🔍
07/03/2002 +0 days 🔍
12/16/2004 +897 days 🔍
07/11/2014 +3494 days 🔍
09/16/2025 +4085 days 🔍

Sourcesinfo

Advisory: archives.neohapsis.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2002-0543 (🔍)
GCVE (CVE): GCVE-0-2002-0543
GCVE (VulDB): GCVE-100-18363
X-Force: 8805
SecurityFocus: 4466 - Abyss Web Server File Disclosure Vulnerability
OSVDB: 5237 - Abyss Web Server - File Disclosure Vulnerability
Vulnerability Center: 6557 - Directory Traversal in Aprelium Technologies Abyss Web Server 1.0 via HTTP Request, High

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

Entryinfo

Created: 07/11/2014 14:19
Updated: 09/16/2025 07:17
Changes: 07/11/2014 14:19 (63), 06/03/2019 20:54 (2), 05/25/2025 02:37 (27), 09/16/2025 07:17 (2)
Complete: 🔍
Cache ID: 216::103

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