CVE-2001-0518 — Oracle listener before Oracle 9i allows attackers to cause a denial of service by repeatedly sending the first portion of a fragmented Oracle command without sending the remainder of the command, which causes the listener to hang

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MEDIUM

Oracle listener before Oracle 9i allows attackers to cause a denial of service by repeatedly sending the first portion of a fragmented Oracle command without sending the remainder of the command, which causes the listener to hang

Published Mar 9, 2002

5.0

MEDIUM

CVSS 2.0

EPSS 2.23%

Description

Oracle listener before Oracle 9i allows attackers to cause a denial of service by repeatedly sending the first portion of a fragmented Oracle command without sending the remainder of the command, which causes the listener to hang.

Affected products

Remediation

No remediation recorded yet.

Metrics

2.23% 0.02234

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.02234

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (11 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	2.23% (0.02234)	82.16th	v5 (v2026.06.15)
Jun 15, 2026	2.23% (0.02234)	80.43th	v5 (v2026.06.15)
Mar 17, 2025	0.82% (0.00824)	72.80th	v4 (v2025.03.14)
Dec 12, 2024	0.54% (0.00541)	78.08th	v3 (v2023.03.01)
Feb 8, 2024	0.54% (0.00541)	76.62th	v3 (v2023.03.01)
Jul 18, 2023	0.55% (0.00545)	74.33th	v3 (v2023.03.01)
Mar 7, 2023	0.30% (0.00305)	64.97th	v3 (v2023.03.01)
Mar 6, 2023	0.95% (0.00954)	36.37th	v2 (v2022.01.01)
Sep 2, 2022	0.95% (0.00954)	34.50th	v2 (v2022.01.01)
Apr 1, 2022	0.95% (0.00954)	32.50th	v2 (v2022.01.01)
Feb 4, 2022	0.95% (0.00954)	16.28th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (3)

http://otn.oracle.com/deploy/security/alerts.htm
x_refsource_CONFIRM
http://xforce.iss.net/alerts/advise82.php
third-party-advisoryx_refsource_ISSPatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/6716
vdb-entryx_refsource_XF

Link	Providers	Tags
http://otn.oracle.com/deploy/security/alerts.htm		x_refsource_CONFIRM
http://xforce.iss.net/alerts/advise82.php		third-party-advisoryx_refsource_ISSPatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/6716		vdb-entryx_refsource_XF

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Mar 9, 2002

Updated Aug 8, 2024

Reserved Jun 13, 2001

Link CVE-2001-0518

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2001-0518

Red Hat

Severity n/a

Public date n/a

Links CVE-2001-0518