QEMU up to 4.0.0 QMP Migrate Command os command injection ⚔ [Disputed]

Summaryinfo

A vulnerability classified as critical has been found in QEMU up to 4.0.0. The affected element is an unknown function of the component QMP Migrate Command Handler. The manipulation leads to os command injection. This vulnerability is referenced as CVE-2019-12928. Remote exploitation of the attack is possible. No exploit is available. The real existence of this vulnerability is still doubted at the moment.

Detailsinfo

A vulnerability was found in QEMU up to 4.0.0 (Virtualization Software). It has been rated as very critical. This issue affects some unknown processing of the component QMP Migrate Command Handler. The manipulation with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The QMP migrate command in QEMU version 4.0.0 and earlier is vulnerable to OS command injection, which allows the remote attacker to achieve code execution, denial of service, or information disclosure by sending a crafted QMP command to the listening server.

The weakness was published 06/24/2019. The identification of this vulnerability is CVE-2019-12928 since 06/20/2019. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 03/06/2025). The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

The real existence of this vulnerability is still doubted at the moment. The vulnerability scanner Nessus provides a plugin with the ID 232172 (Linux Distros Unpatched Vulnerability : CVE-2019-12928), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (232172). Similar entry is available at VDB-136836. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Virtualization Software

Name

• QEMU

Version

• 4.0

License

• open-source

Website

• Product: https://www.qemu.org/

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Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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