Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2026-62764

Severity CVSS v4.0:
MEDIUM
Type:
Unavailable / Other
Publication date:
17/07/2026
Last modified:
17/07/2026

Description

Improper Handling of Insufficient Privileges vulnerability in Apache Accumulo.<br /> An authenticated, but low-privileged user without system permissions may<br /> issue a remote command to gracefully shutdown system components<br /> (compaction-coordinator, compactor, gc, manager, monitor, tserver, or sserver),<br /> leading to a denial of service.<br /> <br /> This issue affects Apache Accumulo 2.1.4 and 2.1.5.<br /> <br /> Users are recommended to upgrade to version 2.1.6, which fixes the issue.

Impact

Vector 4.0
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/S:N/AU:Y/R:U/V:D/RE:L/U:Green CVSS v4.0 Severity and Metrics:

Base Score: 5.70 MEDIUM
Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/S:N/AU:Y/R:U/V:D/RE:L/U:Green

Attack Vector (AV): Network
Attack Complexity (AC): Low
Attack Requirements (AT): Present
Privileges Required (PR): Low
User Interaction (UI): Active
Confidentiality (VC): None
Integrity (VI): None
Availability (VA): High
Confidentiality (SC): None
Integrity (SI): None
Availability (SA): None
Safety (S): Negligible
Automatable (AU): Yes
Recovery (R): User
Value Density (V): Diffuse
Vulnerability Response Effort (RE): Low
Provider Urgency (U): Green

Base Score 4.0
5.70
Severity 4.0
MEDIUM

References to Advisories, Solutions, and Tools