Vulnerability identifier: #VU12301

Vulnerability risk: Low

CVSSv3.1: 7.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-10664

CWE-ID: CWE-19

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
QEMU
Client/Desktop applications / Virtualization software

Vendor: QEMU

Description
The vulnerability allows a remote attacker to cause DoS condition on the target system..

The weakness exists in qemu-nbd due to it does not ignore SIGPIPE. A remote attacker can cause the service to crash by disconnecting during a server-to-client reply attempt.

Mitigation
Install update from vendor's website.

Vulnerable software versions

QEMU: All versions

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External links
http://lists.gnu.org/archive/html/qemu-devel/2017-06/msg02693.html

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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.