Elasticsearch Groovy Scripting Engine Remote Code Execution Vulnerability

[ Why it matters ]Priority signals

• Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2022-03-25
• EPSS: 100% chance of exploitation in the next 30 days (higher than 100% of CVEs)
• Critical severity: CVSS 9.8

[ Description ]Official 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.

CISA: The Groovy scripting engine in Elasticsearch allows remote attackers to bypass the sandbox protection mechanism and execute arbitrary shell commands.

[ Fixes ]Fixes and patches

CISA required action (US federal deadline 15 Apr 2022): Apply updates per vendor instructions.

• Patch on elasticsearch.comVendor patch or bulletin · NVD · Reference tagged 'Patch' by NVD

[ References ]References

• packetstormsecurity.com/files/130368/Elasticsearch-1.3.7-1.4.2-Sandbox-Escape-Command-E…Third Party AdvisoryVDB Entry
• packetstormsecurity.com/files/130784/ElasticSearch-Unauthenticated-Remote-Code-Executio…ExploitThird Party AdvisoryVDB Entry
• www.elasticsearch.com/blog/elasticsearch-1-4-3-1-3-8-releasedPatchVendor Advisory
• www.securityfocus.com/archive/1/534689/100/0/threadedBroken LinkThird Party AdvisoryVDB Entry
• www.securityfocus.com/bid/72585Broken LinkThird Party AdvisoryVDB Entry
• access.redhat.com/errata/RHSA-2017:0868Third Party Advisory
• exchange.xforce.ibmcloud.com/vulnerabilities/100850Third Party AdvisoryVDB Entry
• www.elastic.co/community/securityNot ApplicableVendor Advisory
• www.cisa.gov/known-exploited-vulnerabilities-catalogUS Government Resource