How severe is CVE-2010-3000?

CVE-2010-3000 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2010-3000 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-3000?

CVE-2010-3000 primarily affects Realnetworks Realplayer. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-3000?

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

When was CVE-2010-3000 published?

CVE-2010-3000 was published on 2010-08-30 and last updated on 2026-06-16.

CVE-2010-3000

CVE-2010-3000 is a critical-severity vulnerability in Realnetworks Realplayer with a CVSS 2.0 base score of 9.3. 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-189.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 7% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-189
Affected product: Realnetworks Realplayer
Published: 2010-08-30
Last modified: 2026-06-16

Description

Multiple integer overflows in the ParseKnownType function in RealNetworks RealPlayer 11.0 through 11.1 and RealPlayer SP 1.0 through 1.1.4 on Windows allow remote attackers to execute arbitrary code via crafted (1) HX_FLV_META_AMF_TYPE_MIXEDARRAY or (2) HX_FLV_META_AMF_TYPE_ARRAY data in an FLV file.

Frequently asked questions

What is CVE-2010-3000?: Multiple integer overflows in the ParseKnownType function in RealNetworks RealPlayer 11.0 through 11.1 and RealPlayer SP 1.0 through 1.1.4 on Windows allow remote attackers to execute arbitrary code via crafted (1) HX_FLV_META_AMF_TYPE_MIXEDARRAY or (2) HX_FLV_META_AMF_TYPE_ARRAY data in an FLV file.
How severe is CVE-2010-3000?: CVE-2010-3000 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2010-3000 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-3000?: CVE-2010-3000 primarily affects Realnetworks Realplayer. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-3000?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2010-3000 published?: CVE-2010-3000 was published on 2010-08-30 and last updated on 2026-06-16.

References

Affected products (11)

cpe:2.3:a:realnetworks:realplayer:11.0:*:*:*:*:*:*:*
cpe:2.3:a:realnetworks:realplayer:11.1:*:*:*:*:*:*:*
cpe:2.3:a:realnetworks:realplayer_sp:1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:realnetworks:realplayer_sp:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:realnetworks:realplayer_sp:1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:realnetworks:realplayer_sp:1.0.5:*:*:*:*:*:*:*
cpe:2.3:a:realnetworks:realplayer_sp:1.1:*:*:*:*:*:*:*
cpe:2.3:a:realnetworks:realplayer_sp:1.1.1:*:*:*:*:*:*:*
cpe:2.3:a:realnetworks:realplayer_sp:1.1.2:*:*:*:*:*:*:*
cpe:2.3:a:realnetworks:realplayer_sp:1.1.3:*:*:*:*:*:*:*
cpe:2.3:a:realnetworks:realplayer_sp:1.1.4:*:*:*:*:*:*:*

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