Vulnerability identifier: #VU10787

Vulnerability risk: Low

CVSSv3.1: 6.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:W/RC:C]

CVE-ID: N/A

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
OpenBSD
Operating systems & Components / Operating system

Vendor: OpenBSD

Description
The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists due to a speculative execution flaw called Meltdown in Intel CPUs. A remote attacker can use userspace programs to access kernel memory.

Mitigation
Workarounds are available on vendor's website.

Vulnerable software versions

OpenBSD: 6.1

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External links
http://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/037_meltdown.patch.sig

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Q & A

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.