How severe is CVE-2010-4351?

CVE-2010-4351 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2010-4351 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-4351?

CVE-2010-4351 primarily affects Redhat Icedtea. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-4351?

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

When was CVE-2010-4351 published?

CVE-2010-4351 was published on 2011-01-20 and last updated on 2026-06-16.

CVE-2010-4351

CVE-2010-4351 is a medium-severity vulnerability in Redhat Icedtea with a CVSS 2.0 base score of 6.8. 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-264.

Key facts

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Redhat Icedtea
Published: 2011-01-20
Last modified: 2026-06-16

Description

The JNLP SecurityManager in IcedTea (IcedTea.so) 1.7 before 1.7.7, 1.8 before 1.8.4, and 1.9 before 1.9.4 for Java OpenJDK returns from the checkPermission method instead of throwing an exception in certain circumstances, which might allow context-dependent attackers to bypass the intended security policy by creating instances of ClassLoader.

Frequently asked questions

What is CVE-2010-4351?: The JNLP SecurityManager in IcedTea (IcedTea.so) 1.7 before 1.7.7, 1.8 before 1.8.4, and 1.9 before 1.9.4 for Java OpenJDK returns from the checkPermission method instead of throwing an exception in certain circumstances, which might allow context-dependent attackers to bypass the intended security policy by creating instances of ClassLoader.
How severe is CVE-2010-4351?: CVE-2010-4351 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2010-4351 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-4351?: CVE-2010-4351 primarily affects Redhat Icedtea. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-4351?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-4351 published?: CVE-2010-4351 was published on 2011-01-20 and last updated on 2026-06-16.

References

Affected products (15)

cpe:2.3:a:redhat:icedtea:1.7:*:*:*:*:*:*:*
cpe:2.3:a:redhat:icedtea:1.7.1:*:*:*:*:*:*:*
cpe:2.3:a:redhat:icedtea:1.7.2:*:*:*:*:*:*:*
cpe:2.3:a:redhat:icedtea:1.7.3:*:*:*:*:*:*:*
cpe:2.3:a:redhat:icedtea:1.7.4:*:*:*:*:*:*:*
cpe:2.3:a:redhat:icedtea:1.7.5:*:*:*:*:*:*:*
cpe:2.3:a:redhat:icedtea:1.7.6:*:*:*:*:*:*:*
cpe:2.3:a:redhat:icedtea:1.8:*:*:*:*:*:*:*
cpe:2.3:a:redhat:icedtea:1.8.1:*:*:*:*:*:*:*
cpe:2.3:a:redhat:icedtea:1.8.2:*:*:*:*:*:*:*
cpe:2.3:a:redhat:icedtea:1.8.3:*:*:*:*:*:*:*
cpe:2.3:a:redhat:icedtea:1.9:*:*:*:*:*:*:*
cpe:2.3:a:redhat:icedtea:1.9.1:*:*:*:*:*:*:*
cpe:2.3:a:redhat:icedtea:1.9.2:*:*:*:*:*:*:*
cpe:2.3:a:redhat:icedtea:1.9.3:*:*:*:*:*:*:*

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