RCE in Oracle Graalvm

CVE-2019-16255

Ruby through 2.4.7, 2.5.x through 2.5.6, and 2.6.x through 2.6.4 allows code injection if the first argument (aka the "command" argument) to Shell#[] or Shell#test in lib/shell.rb is untrusted data. An attacker can exploit this to call an…

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.042 (89.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-16255?
CVE-2019-16255 is a high-severity vulnerability in Oracle Graalvm, classified under Code Injection. CVSS score: 8.1/10. Published 2019-11-26.
How severe is CVE-2019-16255?
High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2019-16255 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.