Vulnerability identifier: #VU12424
Vulnerability risk: Medium
CVSSv3.1: 7.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-416
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
NetBSD
Operating systems & Components /
Operating system
Vendor: NetBSD Foundation, Inc
Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The weakness exists in the AH entry point due to a length check was missing. A remote attacker can send specially crafted IPsec Authentication Header (AH) data, trigger input validation or use-after-free error and cause the service to crash.
Mitigation
Install update from vendor's website.
Vulnerable software versions
NetBSD: 6.0 - 7.1.2
External links
http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2018-007.txt.asc
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.