Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2018-12207 |
CWE-ID | CWE-119 |
Exploitation vector | Local network |
Public exploit | N/A |
Vulnerable software Subscribe |
FreeBSD Operating systems & Components / Operating system |
Vendor | FreeBSD Foundation |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU22712
Risk: Low
CVSSv3.1: 4.2 [CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2018-12207
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a local user to perform denial of service (DoS) attack.
The vulnerability exists due to a boundary error in the mechanism responsible for error handling on some Intel platforms. A local user of a guest operating system can use a specially crafted application to trigger memory corruption and cause the host system to stop responding.
Successful exploitation of this vulnerability may result in a denial of service (DoS) attack.
Below is the list of processor families that are affected by this vulnerability:
Client:
Server:
Install updates from vendor's website.
[FreeBSD 12.1] # fetch https://security.FreeBSD.org/patches/SA-19:25/mcepsc.12.1.patch # fetch https://security.FreeBSD.org/patches/SA-19:25/mcepsc.12.1.patch.asc # gpg --verify mcepsc.12.1.patch.asc [FreeBSD 12.0] # fetch https://security.FreeBSD.org/patches/SA-19:25/mcepsc.12.0.patch # fetch https://security.FreeBSD.org/patches/SA-19:25/mcepsc.12.0.patch.asc # gpg --verify mcepsc.12.0.patch.asc [FreeBSD 11.3] # fetch https://security.FreeBSD.org/patches/SA-19:25/mcepsc.11.patch # fetch https://security.FreeBSD.org/patches/SA-19:25/mcepsc.11.patch.asc # gpg --verify mcepsc.11.patch.ascVulnerable software versions
FreeBSD: 11.0 - 12.1
External linkshttp://www.freebsd.org/security/advisories/FreeBSD-SA-19:25.mcepsc.asc
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.