#VU31937 Information disclosure in libvirt - CVE-2020-14301

Vulnerability identifier: #VU31937

Vulnerability risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-14301

CWE-ID: CWE-200

Exploitation vector: Network

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 access to potentially sensitive information.

The vulnerability exists due implementation of cookies for HTTP-based disks formatted them in the XML even if the VIR_DOMAIN_XML_SECURE was not present. A remote attacker can gain unauthorized access to sensitive information.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

libvirt: 6.2.0

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External links
https://security.libvirt.org/2020/0002.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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