CVE-2017-9524
7.5
HIGH
CVSS 3.1
EPSS 2.1%
Description
The qemu-nbd server in QEMU (aka Quick Emulator), when built with the Network Block Device (NBD) Server support, allows remote attackers to cause a denial of service (segmentation fault and server crash) by leveraging failure to ensure that all initialization occurs before talking to a client in the nbd_negotiate function.
How to fix CVE-2017-9524
To remediate CVE-2017-9524, upgrade the affected package to a fixed version below.
- Debian/qemu—upgrade to 1:2.8+dfsg-7 or later
Is CVE-2017-9524 being exploited?
Low — EPSS is 2.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:2.8+dfsg-7
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |