Improper input validation in Libseccomp-Golang Project

CVE-2017-18367

libseccomp-golang 0.9.0 and earlier incorrectly generates BPFs that OR multiple arguments rather than ANDing them. A process running under a restrictive seccomp filter that specified multiple syscall arguments could bypass intended access restrictions by specifying a single matching argument.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.025 (82.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-18367?
CVE-2017-18367 is a high-severity vulnerability in Libseccomp-Golang Project, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2019-04-24.
How severe is CVE-2017-18367?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2017-18367 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.