CVE-2013-3299

CVE-2013-3299 is a medium-severity vulnerability in Realnetworks Realplayer with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Description

RealNetworks RealPlayer 16.0.2.32 and earlier allows remote attackers to cause a denial of service (resource consumption or application crash) via an HTML document containing JavaScript code that constructs a long string.

Frequently asked questions

What is CVE-2013-3299?
RealNetworks RealPlayer 16.0.2.32 and earlier allows remote attackers to cause a denial of service (resource consumption or application crash) via an HTML document containing JavaScript code that constructs a long string.
How severe is CVE-2013-3299?
CVE-2013-3299 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2013-3299 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-3299?
CVE-2013-3299 primarily affects Realnetworks Realplayer. In total, 39 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-3299?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-3299 published?
CVE-2013-3299 was published on 2013-07-06 and last updated on 2026-06-16.

References

Affected products (39)

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