XenSource Xen Xenstore privilege escalation | CVE-2022-42320
NAME
XenSource Xen Xenstore privilege escalation
- Platforms Affected:
XenSource Xen - Risk Level:
8.4 - Exploitability:
Unproven - Consequences:
Gain Privilege
DESCRIPTION
XenSource Xen could allow a local attacker to gain elevated privileges on the system. By gaining access to Xenstore nodes of deleted domains, a local attacker could exploit this vulnerability to cause a denial of service, obtain sensitive information or gain elevated privileges to the system.
CVSS 3.0 Information
- Privileges Required: None
- User Interaction: None
- Scope: Unchanged
- Access Vector: Local
- Access Complexity: Low
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- Remediation Level: Official Fix
MITIGATION
Refer to Xen Security Advisory XSA-417 for patch, upgrade or suggested workaround information. See References.
- Reference Link:
http://xenbits.xen.org/xsa/advisory-417.html - Reference Link:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-42320
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