CVE-2003-0637 — Novell iChain 2.2 before Support Pack 1 uses a shorter timeout for a non-existent user than a valid user, which makes it easier for remote attackers to guess usernames and conduct brute force password guessing

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MEDIUM

Novell iChain 2.2 before Support Pack 1 uses a shorter timeout for a non-existent user than a valid user, which makes it easier for remote attackers to guess usernames and conduct brute force password guessing

Published Aug 2, 2003

5.0

MEDIUM

CVSS 2.0

EPSS 1.48%

Description

Novell iChain 2.2 before Support Pack 1 uses a shorter timeout for a non-existent user than a valid user, which makes it easier for remote attackers to guess usernames and conduct brute force password guessing.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.48% 0.01477

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

EPSS probability 0.01477

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 (13 key points)

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

Date	Score	Percentile	Model
Oct 1, 2026	1.48% (0.01477)	72.93th	v5 (v2026.06.15)
Jun 15, 2026	1.48% (0.01477)	70.41th	v5 (v2026.06.15)
Jun 14, 2026	1.65% (0.01647)	82.46th	v4 (v2025.03.14)
Mar 17, 2025	0.21% (0.00208)	41.22th	v4 (v2025.03.14)
Dec 12, 2024	0.13% (0.00126)	48.98th	v3 (v2023.03.01)
May 30, 2024	0.13% (0.00126)	47.34th	v3 (v2023.03.01)
Feb 16, 2024	0.09% (0.00092)	37.73th	v3 (v2023.03.01)
Jan 11, 2024	0.13% (0.00133)	48.32th	v3 (v2023.03.01)
Mar 7, 2023	0.17% (0.00167)	51.58th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	v2 (v2022.01.01)
Sep 17, 2022	1.05% (0.01055)	50.47th	v2 (v2022.01.01)
Apr 1, 2022	1.05% (0.01055)	48.43th	v2 (v2022.01.01)
Feb 4, 2022	1.05% (0.01055)	27.52th	v2 (v2022.01.01)

Weaknesses (1)

CWE-203

References (1)

http://support.novell.com/cgi-bin/search/searchtid.cgi?/2966435.htm
x_refsource_CONFIRMBroken LinkPatch

Link	Providers	Tags
http://support.novell.com/cgi-bin/search/searchtid.cgi?/2966435.htm		x_refsource_CONFIRMBroken LinkPatch

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Aug 2, 2003

Updated Aug 8, 2024

Reserved Aug 1, 2003

Link CVE-2003-0637

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2003-0637

Red Hat

Severity n/a

Public date n/a

Links CVE-2003-0637