UBUNTU-CVE-2016-2337

Advisory lineage Upstream: 1 Downstream: 1
Upstream
CVE-2016-2337
Downstream
USN-3365-1
Published: 06 Jan 2017, 00:00
Last modified:22 Apr 2026, 10:37

Vulnerability Summary

Overall Risk (default)
high
70/100
CVSS Score
9.8 CRITICAL
3.0 (osv_ubuntu)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

06 Jan 2017, 00:00
Published
Vulnerability first disclosed
22 Apr 2026, 10:37
Last Modified
Vulnerability information updated

Description

Type confusion exists in _cancel_eval Ruby's TclTkIp class method. Attacker passing different type of object than String as "retval" argument can cause arbitrary code execution.

CVSS Metrics

  • v3.0•CRITICAL•Score: 9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Systems

  • ubuntu•ruby1.9.1

    < 1.9.3.484-2ubuntu1.3

  • ubuntu•ruby2.0

    < 2.0.0.484-1ubuntu2.4

References (4)