TI-2001-00490 Aliases CVE-2001-0498 GHSA-m2wr-gcf2-334f

Transparent Network Substrate (TNS) over Net8 (SQLNet) in Oracle 8i 8.1.7 and earlier…

LOW 27Published 2001-07-27 · Updated 2024-08-08

Key facts

Attack vector: Network
Privileges required: None
User interaction: — Not recorded in CVSS 2.0
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: None · None · Partial
Fix status: No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA.

Summary

Transparent Network Substrate (TNS) over Net8 (SQLNet) in Oracle 8i 8.1.7 and earlier allows remote attackers to cause a denial of service via a malformed SQLNet connection request with a large offset in the header extension.

Why it matters now

EPSS 0.02102 81st percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:oracle:oracle8i::::::::	up to 8.1.7	Vulnerable	Oracle

cpe:2.3:a:oracle:oracle8i:*:*:*:*:*:*:*:* Versions up to 8.1.7 Vulnerable ·Oracle

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2001-0498
2026-10-03 Alias added: GHSA-m2wr-gcf2-334f

References

Advisory 1

20010627 Oracle 8i SQLNet Header Vulnerability

TI-2001-00491 Buffer overflow in Transparent Network Substrate (TNS) Listener in Oracle 8i 8.1.7 and… CVSS 2.0HIGH 10.0
TI-2002-00816 Cross-site scripting (XSS) vulnerability in the default error page of Apache 2.0 before… CVSS 2.0MEDIUM 6.8
TI-2003-00090 Buffer overflow in ORACLE.EXE for Oracle Database Server 9i, 8i, 8.1.7, and 8.0.6 allows… CVSS 2.0HIGH 10.0
TI-2003-00091 Multiple buffer overflows in Oracle 9i Database release 2, Release 1, 8i, 8.1.7, and… CVSS 2.0HIGH 9.0
TI-2002-00547 The default configuration of Oracle 9i Application Server 1.0.2.x allows remote anonymous… CVSS 2.0MEDIUM 5.0
TI-2004-01248 Stack-based buffer overflow in Oracle 9i and 10g allows remote attackers to execute… CVSS 2.0HIGH 9.0

See all 45 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences