Vulnerability in Sinatrarb Rack-Protection

CVE-2018-1000119

Sinatra rack-protection versions 1.5.4 and 2.0.0.rc3 and earlier contains a timing attack vulnerability in the CSRF token checking that can result in signatures can be exposed. This attack appear to be exploitable via network connectivity to the ruby application. This vulnerability appears to have been fixed in 1.5.5 and 2.0.0.

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

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory, Issue Tracking)
  • cve@mitre.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
  • cve@mitre.org (vendor-advisory, x_refsource_DEBIAN)
  • cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2018-1000119?
CVE-2018-1000119 is a medium-severity vulnerability in Sinatrarb Rack-Protection, classified under Observable Discrepancy. CVSS score: 5.9/10. Published 2018-03-07.
How severe is CVE-2018-1000119?
Medium severity. CVSS v3 base score is 5.9 out of 10.
Is CVE-2018-1000119 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.