Improper input validation in OpenBSD - #VU9748

 

Improper input validation in OpenBSD - #VU9748

Published: December 25, 2017


Vulnerability identifier: #VU9748
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: N/A
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: OpenBSD
Affected software:
OpenBSD

Detailed vulnerability description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to insufficient validation of user-supplied data. A remote attacker can send specially crafted MPLS data and cause the target kernel to crash.

Successful exploitation of the vulnerability results in denial of service.

Remediation

Install update from vendor's website.

Sources