SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2015-1427

Elasticsearch Groovy Scripting Engine Remote Code Execution Vulnerability

KEVCRITICAL 9.8EPSS 99.9%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 15 April 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

The Groovy scripting engine in Elasticsearch before 1.3.8 and 1.4.x before 1.4.3 allows remote attackers to bypass the sandbox protection mechanism and execute arbitrary shell commands via a crafted script.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
99.91% probability · 100th percentile
CISA KEV
Listed 25 March 2022 · due 15 April 2022
Affected
elastic/elasticsearch · redhat/fuse
Source
cve@mitre.org

CISA notes

Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2015-1427

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.