Vulnerability Monitor

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CVE-2017-7539

An assertion-failure flaw was found in Qemu before 2.10.1, in the Network Block Device (NBD) server's initial connection negotiation, where the I/O coroutine was undefined. This could crash the qemu-nbd server if a client sent unexpected data during connection negotiation. A remote user or process could use this flaw to crash the qemu-nbd server resulting in denial of service.

Published

2018-07-26T14:29:00.420

Last Modified

2024-11-21T03:32:07.337

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 5.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-617
  • Type: Secondary
    CWE-20
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application qemu qemu < 2.10.1 Yes
Application redhat openstack 6.0 Yes
Application redhat openstack 7.0 Yes
Application redhat openstack 8 Yes
Application redhat openstack 9 Yes
Application redhat openstack 10 Yes
Application redhat openstack 11 Yes
Application redhat virtualization 4.0 Yes
Application redhat virtualization 3.0 Yes
Operating System redhat enterprise_linux 7.0 No
References