How severe is CVE-2018-11785?

CVE-2018-11785 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2018-11785 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-11785?

CVE-2018-11785 affects Apache Impala. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-11785?

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

When was CVE-2018-11785 published?

CVE-2018-11785 was published on 2018-10-24 and last updated on 2026-06-17.

CVE-2018-11785

CVE-2018-11785 is a medium-severity vulnerability in Apache Impala with a CVSS 3.x base score of 6.5. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.0
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Apache Impala
Published: 2018-10-24
Last modified: 2026-06-17

Description

Missing authorization check in Apache Impala before 3.0.1 allows a Kerberos-authenticated but unauthorized user to inject random data into a running query, leading to wrong results for a query.

Frequently asked questions

What is CVE-2018-11785?: Missing authorization check in Apache Impala before 3.0.1 allows a Kerberos-authenticated but unauthorized user to inject random data into a running query, leading to wrong results for a query.
How severe is CVE-2018-11785?: CVE-2018-11785 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2018-11785 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-11785?: CVE-2018-11785 affects Apache Impala. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-11785?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-11785 published?: CVE-2018-11785 was published on 2018-10-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:apache:impala:*:*:*:*:*:*:*:*

More vulnerabilities in Apache Impala

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CVE-2021-28131 — High (CVSS 7.5): Impala sessions use a 16 byte secret to verify that the session is not being hijacked by another user. However, these…
CVE-2019-10084 — High (CVSS 7.5): In Apache Impala 2.7.0 to 3.2.0, an authenticated user with access to the IDs of active Impala queries or sessions can…
CVE-2017-5652 — High (CVSS 7.5): During a routine security analysis, it was found that one of the ports in Apache Impala (incubating) 2.7.0 to 2.8.0…
CVE-2017-9792 — Medium (CVSS 6.5): In Apache Impala (incubating) before 2.10.0, a malicious user with "ALTER" permissions on an Impala table can access…

All CVEs affecting Apache Impala →

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Browse all CWE-862 (Missing Authorization) vulnerabilities →