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CVE-2017-11334

4.4 · MEDIUM

The address_space_write_continue function in exec.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (out-of-bounds access and guest instance crash)…

Published Aug 2, 2017CWE-125EPSS 0.50%

Overview

CVE-2017-11334 is a medium-severity vulnerability. It was published on August 2, 2017 and has a CVSS 3.1 base score of 4.4 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.4, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

The address_space_write_continue function in exec.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (out-of-bounds access and guest instance crash) by leveraging use of qemu_map_ram_ptr to access guest ram block area.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refwww.debian.org/security/2017/dsa-3925Refwww.openwall.com/lists/oss-security/2017/07/17/4Refwww.securityfocus.com/bid/99895Refaccess.redhat.com/errata/RHSA-2017:3369Refaccess.redhat.com/errata/RHSA-2017:3466Refaccess.redhat.com/errata/RHSA-2017:3470Refaccess.redhat.com/errata/RHSA-2017:3471Refaccess.redhat.com/errata/RHSA-2017:3472Refaccess.redhat.com/errata/RHSA-2017:3473Refaccess.redhat.com/errata/RHSA-2017:3474

How CyberStrike helps

Frequently asked questions

What is CVE-2017-11334?

CVE-2017-11334 is a medium-severity vulnerability. It was published on August 2, 2017 and has a CVSS 3.1 base score of 4.4 (MEDIUM).

How severe is CVE-2017-11334?

This vulnerability has a CVSS 3.1 base score of 4.4, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2017-11334?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2017-11334?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2017-11334 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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