Vulnerability identifier: #VU17417
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-401
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
NetBSD
Operating systems & Components /
Operating system
Vendor: NetBSD Foundation, Inc
Description
The vulnerability allows a local attacker to obtain potentially sensitive information on the target system.
The weakness exists due to four bytes of kernel stack were leaked in the wait6 system call. A local attacker can obtain data from kernel memory.
Mitigation
Install update from vendor's website.
Vulnerable software versions
NetBSD: 7.0 - 8.0
External links
http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2019-001.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.