Vulnerability identifier: #VU18879

Vulnerability risk: Low

CVSSv3.1: 7.1 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2019-10161

CWE-ID: CWE-284

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
libvirt
Universal components / Libraries / Libraries used by multiple products

Vendor: libvirt.org

Description

The vulnerability allows a remote attacker to gain unauthorized access to sensitive information.

The vulnerability exists due to improper access restrictions in libvirtd that allow read-only clients to use the virDomainSaveImageGetXMLDesc() API. A local user with read-only access to the libvirtd socket can confirm presence of arbitrary files on the system, trigger denial of service condition or execute arbitrary applications on the affected system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

libvirt: 3.0.0 - 5.4.0

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External links
http://access.redhat.com/security/cve/cve-2019-10161
http://www.debian.org/security/2019/dsa-4469

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.