How severe is CVE-2004-0550?

CVE-2004-0550 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2004-0550 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2004-0550?

CVE-2004-0550 affects Realnetworks Realplayer. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2004-0550?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2004-0550 published?

CVE-2004-0550 was published on 2004-08-06 and last updated on 2026-06-16.

CVE-2004-0550

CVE-2004-0550 is a high-severity vulnerability in Realnetworks Realplayer with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 3% (88th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Realnetworks Realplayer
Published: 2004-08-06
Last modified: 2026-06-16

Description

Buffer overflow in Real Networks RealPlayer 10 allows remote attackers to execute arbitrary code via a URL with a large number of "." (period) characters.

Frequently asked questions

What is CVE-2004-0550?: Buffer overflow in Real Networks RealPlayer 10 allows remote attackers to execute arbitrary code via a URL with a large number of "." (period) characters.
How severe is CVE-2004-0550?: CVE-2004-0550 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2004-0550 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-0550?: CVE-2004-0550 affects Realnetworks Realplayer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2004-0550?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2004-0550 published?: CVE-2004-0550 was published on 2004-08-06 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:realnetworks:realplayer:10.0:*:*:*:*:*:*:*

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