CVE-2016-3443

CVE-2016-3443 is a critical-severity vulnerability in Oracle Jdk with a CVSS 3.x base score of 9.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Unspecified vulnerability in Oracle Java SE 6u113, 7u99, and 8u77 allows remote attackers to affect confidentiality, integrity, and availability via vectors related to 2D. NOTE: the previous information is from the April 2016 CPU. Oracle has not commented on third-party claims that this issue allows remote attackers to obtain sensitive information via crafted font data, which triggers an out-of-bounds read.

Frequently asked questions

What is CVE-2016-3443?
Unspecified vulnerability in Oracle Java SE 6u113, 7u99, and 8u77 allows remote attackers to affect confidentiality, integrity, and availability via vectors related to 2D. NOTE: the previous information is from the April 2016 CPU. Oracle has not commented on third-party claims that this issue allows remote attackers to obtain sensitive information via crafted font data, which triggers an out-of-bounds read.
How severe is CVE-2016-3443?
CVE-2016-3443 has a CVSS 3.x base score of 9.6, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-3443 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-3443?
CVE-2016-3443 primarily affects Oracle Jdk. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-3443?
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-2016-3443 published?
CVE-2016-3443 was published on 2016-04-21 and last updated on 2026-06-17.

References

Affected products (6)

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