How severe is CVE-2012-2945?

CVE-2012-2945 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2012-2945 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-2945?

CVE-2012-2945 affects Apache Hadoop. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2012-2945?

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-2012-2945 published?

CVE-2012-2945 was published on 2019-10-29 and last updated on 2026-06-16.

CVE-2012-2945

CVE-2012-2945 is a high-severity vulnerability in Apache Hadoop with a CVSS 3.x base score of 7.5. 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-59.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-59
Affected product: Apache Hadoop
Published: 2019-10-29
Last modified: 2026-06-16

Description

Hadoop 1.0.3 contains a symlink vulnerability.

Frequently asked questions

What is CVE-2012-2945?: Hadoop 1.0.3 contains a symlink vulnerability.
How severe is CVE-2012-2945?: CVE-2012-2945 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2012-2945 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-2945?: CVE-2012-2945 affects Apache Hadoop. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2012-2945?: 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-2012-2945 published?: CVE-2012-2945 was published on 2019-10-29 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:apache:hadoop:1.0.3:*:*:*:*:*:*:*

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