How severe is CVE-2005-3887?

CVE-2005-3887 has a CVSS 2.0 base score of 5.4, rated medium severity.

Is CVE-2005-3887 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2005-3887?

CVE-2005-3887 affects Gadu-gadu Gadu-gadu Instant Messenger. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2005-3887?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2005-3887 published?

CVE-2005-3887 was published on 2005-11-29 and last updated on 2026-06-16.

CVE-2005-3887

CVE-2005-3887 is a medium-severity vulnerability in Gadu-gadu Gadu-gadu Instant Messenger with a CVSS 2.0 base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 5.4)
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Gadu-gadu Gadu-gadu Instant Messenger
Published: 2005-11-29
Last modified: 2026-06-16

Description

Gadu-Gadu 7.20 does not properly handle MS-DOS device names in filenames, which allows remote attackers to (1) cause a denial of service (hang) via an image filename of AUX: sent twice (hang), or (2) write to the LPT1 port via a filename of "LPT1:".

Frequently asked questions

What is CVE-2005-3887?: Gadu-Gadu 7.20 does not properly handle MS-DOS device names in filenames, which allows remote attackers to (1) cause a denial of service (hang) via an image filename of AUX: sent twice (hang), or (2) write to the LPT1 port via a filename of "LPT1:".
How severe is CVE-2005-3887?: CVE-2005-3887 has a CVSS 2.0 base score of 5.4, rated medium severity.
Is CVE-2005-3887 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-3887?: CVE-2005-3887 affects Gadu-gadu Gadu-gadu Instant Messenger. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2005-3887?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-3887 published?: CVE-2005-3887 was published on 2005-11-29 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:gadu-gadu:gadu-gadu_instant_messenger:7.20:*:*:*:*:*:*:*

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CVE-2005-3891 — High (CVSS 7.8): Stack-based buffer overflow in Gadu-Gadu 7.20 allows remote attackers to cause a denial of service (crash) via an image…
CVE-2005-3888 — High (CVSS 7.8): Memory leak in Gadu-Gadu 7.20 allows remote attackers to cause a denial of service via multiple DCC packets with a code…
CVE-2004-1229 — High (CVSS 7.5): Cross-site scripting vulnerability in the parser for Gadu-Gadu allows remote attackers to inject arbitrary web script…
CVE-2004-1676 — High (CVSS 7.5): Heap-based buffer overflow in the image sending feature in Gadu-Gadu 6.0 build 149 allows remote attackers to execute…

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