Privilege escalation in libvirt



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-10132
CWE-ID CWE-264
Exploitation vector Local
Public exploit N/A
Vulnerable software
 libvirt
Universal components / Libraries / Libraries used by multiple products

Vendor libvirt.org

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU18596

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-10132

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to a missing SocketMode configuration parameter within the in the virtlockd-admin.socket and virtlogd-admin.socket systemd units. A local user can perform administrative tasks against virtlockd and virtlogd daemons.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

libvirt: 4.1.0 - 5.3.0

CPE2.3 External links

https://access.redhat.com/errata/RHSA-2019:1264
https://access.redhat.com/errata/RHSA-2019:1268
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10132
https://security.libvirt.org/2019/0003.html


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.



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