Is CVE-2009-3084 in the CISA KEV catalog?

No. CVE-2009-3084 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2009-3084?

CVE-2009-3084 has a CVSS v2 base score of 5.0 (MEDIUM).

What is the EPSS score for CVE-2009-3084?

CVE-2009-3084 has an EPSS score of 2.52% (83th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2009-3084?

Upgrade pidgin on debian 11 to 2.6.2-1 or later.

CVE & CISA-KEV Catalog

CVE-2009-3084

MEDIUMEPSS 83th pctl

5.0

CVSS v2

NVD

Description

The msn_slp_process_msg function in libpurple/protocols/msn/slpcall.c in the MSN protocol plugin in libpurple 2.6.0 and 2.6.1, as used in Pidgin before 2.6.2, allows remote attackers to cause a denial of service (application crash) via a handwritten (aka Ink) message, related to an uninitialized variable and the incorrect "UTF16-LE" charset name.

CWE-20Improper Input Validation

How to fix

Remediation Available

pidginDebian

Fixed in:2.6.2-1CVE-2009-3084

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

2.52%probability of exploitation in 30 days

83rdpercentile

Elevated risk: more likely to be exploited than 83% of all known CVEs.

References

Patch3

Vendor Advisory1

secunia.com

Other references2

Related Vulnerabilities

Other CWE-20 (Improper Input Validation) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2021-45105	Medium	5.9	100%	-	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-21985	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2018-7600	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-3452	High	7.5	100%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-23.