What’s Vulnerable › Vulnerabilities

CVE-2023-34340: Apache Accumulo: Accumulo 2.1.0 may incorrectly validate cached credentials

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-06-21 · updated 2026-06-17
• Weakness: CWE-287

Description

Improper Authentication vulnerability in Apache Software Foundation Apache Accumulo. This issue affects Apache Accumulo: 2.1.0. Accumulo 2.1.0 contains a defect in the user authentication process that may succeed when invalid credentials are provided. Users are advised to upgrade to 2.1.1.

Affected products

• Apache Software Foundation Apache Accumulo: 2.1.0

References

• https://accumulo.apache.org/release/accumulo-2.1.1/
• https://lists.apache.org/thread/syy6jftvy9l6tlhn33o0rzwhh4rd0z4t
• https://accumulo.apache.org/release/accumulo-2.1.1/
• https://lists.apache.org/thread/syy6jftvy9l6tlhn33o0rzwhh4rd0z4t

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