Vulnerability CVE-2017-9524
Published: 2017-07-06

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.

Type:

CWE-20

 (Improper Input Validation)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
QEMU -> QEMU 

 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
Copyright 2024, cxsecurity.com

 

Back to Top