Vulnerability identifier: #VU22999
Vulnerability risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-338
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
NetBSD
Operating systems & Components /
Operating system
Vendor: NetBSD Foundation, Inc
Description
The vulnerability allows a local user to predict values of random generator.
The vulnerability exists due to en error in kern.arandom implementation. A local user that can obtain kernel PRNG state used by kern.arandom can predict future outputs of kern.arandom.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
NetBSD: 7.1 - 8.0
External links
http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2019-005.txt.asc
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.