CVE-2017-9524high
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.
References
http://www.debian.org/security/2017/dsa-3925
http://www.openwall.com/lists/oss-security/2017/06/12/1
http://www.securityfocus.com/bid/99011
https://access.redhat.com/errata/RHSA-2017:1681
https://access.redhat.com/errata/RHSA-2017:1682
https://access.redhat.com/errata/RHSA-2017:2408
https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg06240.html
https://lists.gnu.org/archive/html/qemu-devel/2017-06/msg02321.html
Details
Source: MITRE
Published: 2017-07-06
Updated: 2020-10-29
Type: CWE-20
Risk Information
CVSS v2
Base Score: 5
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 10
Severity: MEDIUM
CVSS v3
Base Score: 7.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 3.9
Severity: HIGH