Input validation error in ox - CVE-2017-15928
Published: October 27, 2017 / Updated: August 8, 2020
Vulnerability identifier: #VU38009
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2017-15928
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: ohler55 (Peter Ohler)
Affected software:
ox
ox
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
In the Ox gem 2.8.0 for Ruby, the process crashes with a segmentation fault when a crafted input is supplied to parse_obj. NOTE: the vendor has stated "Ox should handle the error more gracefully" but has not confirmed a security implication.
How to mitigate CVE-2017-15928
Install update from vendor's website.