CVE Catalog

CVE-2017-9524

High
Published: Translated: NVD NIST

Summary

The qemu-nbd server in QEMU, with Network Block Device (NBD) Server support, allows remote attackers to cause a denial of service (segmentation fault and server crash) by leveraging a failure to ensure that all initialization occurs before talking to a client in the nbd_negotiate function.

Risk Assessment

Attackers can cause server crashes, leading to service availability interruptions. This can impact the organization's operational continuity and data accessibility.

Recommendation

It is recommended to update QEMU to the latest version that includes fixes for this vulnerability and to monitor server logs for potential attack attempts.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS