Interger overflow in NetBSD - #VU13017
Published: May 27, 2018
Vulnerability identifier: #VU13017
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: N/A
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: NetBSD Foundation, Inc
Affected software:
NetBSD
NetBSD
Detailed vulnerability description
The vulnerability allows a remote attacker to bypass certain security restrictions.
The vulnerability exists due to integer overflow when parsing IPv6 options in the packet within NPF. A remote attacker modify IPv6 headers and bypass L4 rules for all incoming packets.
Remediation
Install update from vendor's website.