Information disclosure in OpenBSD



Risk Low
Patch available NO
Number of vulnerabilities 1
CVE-ID N/A
CWE-ID CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
 OpenBSD
Operating systems & Components / Operating system

Vendor OpenBSD

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU10787

Risk: Low

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: N/A

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

Exploit availability: No

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

CPE2.3 External links

https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/037_meltdown.patch.sig


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.



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