CVE-2006-0138 — aMSN (aka Alvaro's Messenger) allows remote attackers to cause a denial of service (client hang and termination of client's instant-messaging session) by repeatedly sending crafted data to the default file-transfer port (TCP 6891)

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MEDIUM

aMSN (aka Alvaro's Messenger) allows remote attackers to cause a denial of service (client hang and termination of client's instant-messaging session) by repeatedly sending crafted data to the default file-transfer port (TCP 6891)

Published Jan 9, 2006

5.0

MEDIUM

CVSS 2.0

EPSS 6.43%

Description

aMSN (aka Alvaro's Messenger) allows remote attackers to cause a denial of service (client hang and termination of client's instant-messaging session) by repeatedly sending crafted data to the default file-transfer port (TCP 6891).

Affected products

Remediation

No remediation recorded yet.

Metrics

6.43% 0.06427

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

EPSS probability 0.06427

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 (16 key points)

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

Date	Score	Percentile	Model
Oct 1, 2026	6.43% (0.06427)	93.49th	v5 (v2026.06.15)
Jun 15, 2026	6.28% (0.06280)	92.66th	v5 (v2026.06.15)
Mar 30, 2025	8.64% (0.08643)	91.61th	v4 (v2025.03.14)
Mar 29, 2025	11.16% (0.11162)	89.11th	v4 (v2025.03.14)
Mar 17, 2025	8.64% (0.08643)	91.80th	v4 (v2025.03.14)
Dec 12, 2024	1.34% (0.01341)	86.66th	v3 (v2023.03.01)
Sep 17, 2024	1.34% (0.01341)	86.34th	v3 (v2023.03.01)
Apr 25, 2024	5.66% (0.05659)	93.23th	v3 (v2023.03.01)
Apr 12, 2024	4.88% (0.04879)	92.64th	v3 (v2023.03.01)
Mar 15, 2024	4.89% (0.04891)	92.57th	v3 (v2023.03.01)
Feb 8, 2024	4.52% (0.04517)	92.16th	v3 (v2023.03.01)
Jun 4, 2023	1.34% (0.01341)	84.14th	v3 (v2023.03.01)
Mar 7, 2023	1.26% (0.01258)	83.44th	v3 (v2023.03.01)
Mar 6, 2023	4.19% (0.04187)	87.39th	v2 (v2022.01.01)
Apr 1, 2022	4.19% (0.04187)	86.11th	v2 (v2022.01.01)
Feb 4, 2022	4.19% (0.04187)	69.86th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (2)

http://www.osvdb.org/22186
vdb-entryx_refsource_OSVDB
http://www.securiteam.com/exploits/5JP090KHFQ.html
x_refsource_MISCExploitVendor Advisory

Link	Providers	Tags
http://www.osvdb.org/22186		vdb-entryx_refsource_OSVDB
http://www.securiteam.com/exploits/5JP090KHFQ.html		x_refsource_MISCExploitVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Jan 9, 2006

Updated Sep 16, 2024

Reserved Jan 9, 2006

Link CVE-2006-0138

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2006-0138

Red Hat

Severity n/a

Public date n/a

Links CVE-2006-0138