VDB-19410 · CVE-2002-1767 · XFDB 8772

Oracle Database Server 8.1.5 tnslsnr 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.
8.7	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Oracle Database Server 8.1.5. It has been declared as problematic. The affected element is an unknown function of the component tnslsnr. The manipulation results in memory corruption. This vulnerability is known as CVE-2002-1767. Attacking locally is a requirement. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in Oracle Database Server 8.1.5 (Database Software). It has been classified as critical. Affected is some unknown processing of the component tnslsnr. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Buffer overflow in tnslsnr of Oracle 8i Database Server 8.1.5 for Linux allows local users to execute arbitrary code as the oracle user via a long command line argument.

The weakness was published 12/31/2002 with SNOSoft as not defined posting (Bugtraq). The advisory is available at online.securityfocus.com. This vulnerability is traded as CVE-2002-1767 since 06/21/2005. The exploitability is told to be easy. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. Technical details are unknown but a public exploit is available.

The exploit is shared for download at exploit-db.com. It is declared as functional. As 0-day the estimated underground price was around $5k-$25k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 19029 (Oracle 8i TNS Listener Local Command Parameter Buffer Overflow Vulnerability).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (8772), Exploit-DB (21362), SecurityFocus (BID 4413†) and Vulnerability Center (SBV-3901†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Database Software

Vendor

Oracle

Name

Database Server

Version

8.1.5

License

commercial

Website

Vendor: https://www.oracle.com

CPE 2.3info

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CPE 2.2info

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.3
VulDB Meta Temp Score: 8.7

VulDB Base Score: 9.3
VulDB Temp Score: 8.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Functional
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/01/2002 🔍
12/31/2002 +274 days 🔍
12/31/2002 +0 days 🔍
01/01/2003 +1 days 🔍
03/02/2004 +426 days 🔍
06/21/2005 +476 days 🔍
08/04/2014 +3331 days 🔍
09/01/2025 +4046 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: online.securityfocus.com⛔
Organization: SNOSoft
Status: Not defined

CVE: CVE-2002-1767 (🔍)
GCVE (CVE): GCVE-0-2002-1767
GCVE (VulDB): GCVE-100-19410
X-Force: 8772 - Oracle8i tnslsnr command line buffer overflow
SecurityFocus: 4413
Vulnerability Center: 3901 - Buffer Overflow in Oracle 8i for Linux, Low

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

Entryinfo

Created: 08/04/2014 16:55
Updated: 09/01/2025 22:23
Changes: 08/04/2014 16:55 (56), 04/07/2017 17:04 (7), 11/25/2024 04:37 (21), 09/01/2025 22:23 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.